{"id":10805,"date":"2026-07-17T00:45:31","date_gmt":"2026-07-17T00:45:31","guid":{"rendered":"https:\/\/ntgdvalve.com\/?p=10805"},"modified":"2026-07-17T00:45:31","modified_gmt":"2026-07-17T00:45:31","slug":"globe-valve-end-connection-types","status":"publish","type":"post","link":"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/","title":{"rendered":"\u0422\u0438\u043f\u044b \u043a\u043e\u043d\u0446\u0435\u0432\u044b\u0445 \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0439 \u0448\u0430\u0440\u043e\u0432\u044b\u0445 \u043a\u0440\u0430\u043d\u043e\u0432: \u043a\u0430\u043a \u0432\u044b\u0431\u0440\u0430\u0442\u044c \u0444\u043b\u0430\u043d\u0446\u0435\u0432\u044b\u0435, \u0440\u0435\u0437\u044c\u0431\u043e\u0432\u044b\u0435, \u0432\u0441\u0442\u0430\u0432\u043d\u044b\u0435 \u0438 \u0441\u0442\u044b\u043a\u043e\u0432\u044b\u0435 \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u044f"},"content":{"rendered":"<p><strong>Author Name:<\/strong> Bruce Zheng<\/p>\n<p><strong>Author Role:<\/strong> Co-Founder and Valve Engineer at NTGD Valve<\/p>\n<p><strong>Author Bio:<\/strong> Bruce Zheng is Co-Founder and Valve Engineer at NTGD Valve, focusing on industrial valve selection, application, and technical content for global B2B buyers.<\/p>\n<p><strong>Last Updated:<\/strong> July 13, 2026<\/p>\n<p>Choosing a globe valve is not only about body material, trim, pressure class, or operation method. The end connection determines how the valve joins the pipeline, how much work installation will require, how easily the valve can be removed later, and what connection details must be confirmed before purchase.<\/p>\n<p>The main globe valve end connection types are flanged, threaded, socket weld, and butt weld. Each option can be appropriate when it matches the piping system, service conditions, maintenance plan, and specification requirements.<\/p>\n<p>This guide compares the four options from a practical selection and RFQ point of view. It helps buyers and engineers decide which connection direction to evaluate before confirming final dimensions, ratings, drawings, and datasheets.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #0a0a0a;color:#0a0a0a\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #0a0a0a;color:#0a0a0a\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Quick_Answer_Which_Globe_Valve_End_Connection_Should_You_Choose\" >Quick Answer: Which Globe Valve End Connection Should You Choose?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Choose_flanged_ends_when_removal_and_maintenance_access_matter\" >Choose flanged ends when removal and maintenance access matter<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Choose_threaded_ends_for_smaller_installations_where_threaded_joints_are_allowed\" >Choose threaded ends for smaller installations where threaded joints are allowed<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Choose_socket_weld_ends_for_compact_welded_sealing\" >Choose socket weld ends for compact welded sealing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Choose_butt_weld_ends_for_permanent_welded_pipeline_service\" >Choose butt weld ends for permanent welded pipeline service<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#What_Is_a_Globe_Valve_End_Connection\" >What Is a Globe Valve End Connection?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#End_connection_vs_valve_body_style_trim_and_actuator\" >End connection vs valve body style, trim, and actuator<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#What_this_guide_includes_and_excludes\" >What this guide includes and excludes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Why_end_connection_choice_affects_installation_maintenance_and_sealing\" >Why end connection choice affects installation, maintenance, and sealing<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Globe_Valve_End_Connection_Comparison_Table\" >Globe Valve End Connection Comparison Table<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Removable_vs_permanent_connection_options\" >Removable vs permanent connection options<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Pressure_leakage_installation_maintenance_and_standards_tradeoffs\" >Pressure, leakage, installation, maintenance, and standards tradeoffs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#How_to_read_the_comparison_before_checking_product_specifications\" >How to read the comparison before checking product specifications<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Four_Main_Globe_Valve_End_Connection_Types\" >Four Main Globe Valve End Connection Types<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Flanged_globe_valve_ends\" >Flanged globe valve ends<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Threaded_globe_valve_ends\" >Threaded globe valve ends<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Socket_weld_globe_valve_ends\" >Socket weld globe valve ends<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Butt_weld_globe_valve_ends\" >Butt weld globe valve ends<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#How_to_Select_the_Right_End_Connection_for_a_Globe_Valve\" >How to Select the Right End Connection for a Globe Valve<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Pressure_and_temperature_requirements\" >Pressure and temperature requirements<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Leakage_control_and_joint_integrity\" >Leakage control and joint integrity<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Maintenance_access_and_removability\" >Maintenance access and removability<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Installation_method_and_field_welding_requirements\" >Installation method and field welding requirements<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Pipe_size_material_and_service_conditions\" >Pipe size, material, and service conditions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Cost_downtime_and_replacement_planning\" >Cost, downtime, and replacement planning<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#RFQ_and_Specification_Checklist_for_Globe_Valve_End_Connections\" >RFQ and Specification Checklist for Globe Valve End Connections<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#End_connection_type_and_standard\" >End connection type and standard<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Size_pressure_class_material_and_face_or_weld_preparation\" >Size, pressure class, material, and face or weld preparation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Thread_type_weld_type_and_inspection_requirements\" >Thread type, weld type, and inspection requirements<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#When_to_confirm_dimensions_datasheets_and_product_details_outside_this_guide\" >When to confirm dimensions, datasheets, and product details outside this guide<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Standards_and_Engineering_Confirmation_Notes\" >Standards and Engineering Confirmation Notes<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Practical_standards_vocabulary_for_flanged_threaded_socket_weld_and_butt_weld_ends\" >Practical standards vocabulary for flanged, threaded, socket weld, and butt weld ends<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#What_to_confirm_with_the_piping_specification_or_project_standard\" >What to confirm with the piping specification or project standard<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Why_this_section_is_not_a_complete_standards_manual\" >Why this section is not a complete standards manual<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Common_Mistakes_When_Specifying_Globe_Valve_End_Connections\" >Common Mistakes When Specifying Globe Valve End Connections<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Treating_product_dimensions_as_selection_logic\" >Treating product dimensions as selection logic<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Confusing_end_connection_type_with_globe_valve_body_type\" >Confusing end connection type with globe valve body type<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Mixing_ball_valve_or_generic_valve_assumptions_into_globe_valve_selection\" >Mixing ball valve or generic valve assumptions into globe valve selection<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Overlooking_maintenance_access_weld_rework_or_downtime_risk\" >Overlooking maintenance access, weld rework, or downtime risk<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#FAQ_About_Globe_Valve_End_Connections\" >FAQ About Globe Valve End Connections<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#What_are_the_common_end_connection_types_for_globe_valves\" >What are the common end connection types for globe valves?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#What_is_better_for_maintenance-heavy_systems_flanged_or_threaded_globe_valves\" >What is better for maintenance-heavy systems: flanged or threaded globe valves?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-43\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#How_should_I_choose_between_socket_weld_and_butt_weld_globe_valves\" >How should I choose between socket weld and butt weld globe valves?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-44\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#When_should_a_welded-end_globe_valve_be_used\" >When should a welded-end globe valve be used?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-45\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#What_information_should_be_included_in_an_RFQ_for_globe_valve_end_connections\" >What information should be included in an RFQ for globe valve end connections?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-46\" href=\"https:\/\/ntgdvalve.com\/ru\/globe-valve-end-connection-types\/#Summary_and_RFQ_Fit_Check\" >Summary and RFQ Fit Check<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Quick_Answer_Which_Globe_Valve_End_Connection_Should_You_Choose\"><\/span>Quick Answer: Which Globe Valve End Connection Should You Choose?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Start by deciding whether the valve should be easy to remove or permanently welded into the line. Flanged ends fit maintenance-heavy systems when the layout leaves room for bolting, gasket handling, and valve removal. Threaded ends fit smaller specified services only when threaded joints are allowed and sealing conditions are understood. Socket weld and butt weld ends fit welded piping strategies, but they make later replacement a weld-work and inspection decision rather than a simple disassembly task.<\/p>\n<table>\n<thead>\n<tr>\n<th>Selection priority<\/th>\n<th>Connection to evaluate first<\/th>\n<th>Practical reason<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Easy removal for inspection or replacement<\/td>\n<td>Flanged<\/td>\n<td>The bolted joint can usually be disassembled when space, gasket handling, and bolt access are available.<\/td>\n<\/tr>\n<tr>\n<td>Compact connection in smaller specified services<\/td>\n<td>Threaded<\/td>\n<td>The connection can be simple and compact, but thread type, sealing method, and service suitability must be checked before it is treated as a low-effort choice.<\/td>\n<\/tr>\n<tr>\n<td>Compact welded joint<\/td>\n<td>Socket weld<\/td>\n<td>The pipe fits into the socket and is welded, which can suit compact welded piping layouts when welding procedure and inspection expectations are defined.<\/td>\n<\/tr>\n<tr>\n<td>Permanent welded pipeline connection<\/td>\n<td>Butt weld<\/td>\n<td>The valve end is welded directly to the pipe end and is usually selected when a permanent joint is preferred and replacement work is planned around cutting, welding, and inspection.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"Choose_flanged_ends_when_removal_and_maintenance_access_matter\"><\/span>Choose flanged ends when removal and maintenance access matter<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Flanged globe valve ends are often the first option to review when the valve may need to be removed for maintenance. They also make the RFQ easier to define because the buyer can specify flange rating, face type, material, and applicable connection standard.<\/p>\n<p>Prefer this direction when access for bolts, gasket replacement, lifting, and alignment can be provided. Avoid treating flanged ends as automatically convenient if the installed location leaves no room for safe disassembly.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Choose_threaded_ends_for_smaller_installations_where_threaded_joints_are_allowed\"><\/span>Choose threaded ends for smaller installations where threaded joints are allowed<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Threaded globe valve ends can be suitable in compact systems when the piping specification allows threaded connections. The thread type, sealing method, service conditions, and maintenance expectations should be confirmed before selection.<\/p>\n<p>Prefer this direction only when the thread form and sealing approach match the service. Avoid using threaded ends as a shortcut in services where vibration, corrosion, repeated disassembly, or specification rules make thread condition hard to control.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Choose_socket_weld_ends_for_compact_welded_sealing\"><\/span>Choose socket weld ends for compact welded sealing<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Socket weld globe valve ends can fit compact welded piping layouts where the line requires a welded connection and the project allows this end style. The pipe schedule, material, welding procedure, and inspection requirements should be checked.<\/p>\n<p>Prefer this direction when compact welded installation is part of the piping strategy. Avoid treating it as interchangeable with butt weld, because the connection geometry, preparation, and inspection discussion are different.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Choose_butt_weld_ends_for_permanent_welded_pipeline_service\"><\/span>Choose butt weld ends for permanent welded pipeline service<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Butt weld globe valve ends are typically reviewed when the piping system requires a permanent welded joint. They can suit welded-line applications, but replacement usually requires cutting, weld preparation, welding, inspection, and downtime planning.<\/p>\n<p>Prefer this direction when permanent welded continuity is more important than easy removal. Avoid selecting butt weld ends without planning the future maintenance method, because the valve cannot be removed like a flanged assembly.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_Is_a_Globe_Valve_End_Connection\"><\/span>What Is a Globe Valve End Connection?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>A globe valve end connection is the interface between the valve and the pipe. It defines how the valve is attached to the piping system and which connection details must be included in the specification.<\/p>\n<figure class=\"wp-caption aligncenter\" style=\"text-align: center; margin: 24px auto;\" data-image-strategy-id=\"IMG-P1-01\"><img decoding=\"async\" class=\"aligncenter size-full\" src=\"https:\/\/ntgdvalve.com\/wp-content\/uploads\/2026\/07\/globe-valve-end-connection-interface-diagram.png\" alt=\"Globe valve end connection interface diagram showing valve end, pipe end, joint area, and flow direction\" \/><figcaption class=\"wp-caption-text\" style=\"text-align: center;\">A simple interface diagram showing where the valve end connects to the pipe end.<\/figcaption><\/figure>\n<p>If the broader valve family still needs confirmation, NTGD&#8217;s <a href=\"https:\/\/ntgdvalve.com\/globe-valve\/\">globe valve category<\/a> can help connect the end connection choice to the correct product direction.<\/p>\n<p>End connection is separate from body style, trim material, bonnet design, actuator type, and pressure class. A buyer may know the required globe valve type but still need to define whether the ends are flanged, threaded, socket weld, or butt weld.<\/p>\n<p>This article keeps the discussion within a globe-valve selection lens. General valve connection advice can be useful, but the final choice still needs to match the globe valve&#8217;s service duty, installation location, and piping specification.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"End_connection_vs_valve_body_style_trim_and_actuator\"><\/span>End connection vs valve body style, trim, and actuator<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A globe valve may have different body patterns, trim materials, seat designs, or operating methods. Those details describe how the valve is built and operated. The end connection describes how the valve joins the pipeline.<\/p>\n<p>For component-level context, the <a href=\"https:\/\/ntgdvalve.com\/globe-valve-parts\/\">globe valve parts and components<\/a> guide explains how the body, bonnet, disc, seat, stem, packing, and gasket fit into the full valve specification.<\/p>\n<p>Keeping these fields separate reduces RFQ confusion. A complete inquiry should define both the valve design requirements and the connection details.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_this_guide_includes_and_excludes\"><\/span>What this guide includes and excludes<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This guide includes the four common end connection options used for globe valve selection: flanged, threaded, socket weld, and butt weld. It explains how they differ, when each may fit, and what buyers should confirm.<\/p>\n<p>It does not provide final product dimensions, product model lists, price information, detailed standard clauses, or complete welding procedures. Those details should be checked against the project specification, manufacturer datasheet, drawing, or applicable standard.<\/p>\n<p>It also does not replace the piping specification. The purpose is to help the buyer define the connection direction before checking the exact product and project documents.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Why_end_connection_choice_affects_installation_maintenance_and_sealing\"><\/span>Why end connection choice affects installation, maintenance, and sealing<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The connection type affects field work. Flanged ends depend on gasket and bolting practice. Threaded ends depend on thread compatibility and sealing method. Socket weld and butt weld ends depend on welding quality and inspection.<\/p>\n<p>The connection also affects long-term maintenance. A removable connection can reduce replacement difficulty when access is available. A welded connection may support joint integrity but can increase rework during replacement.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Globe_Valve_End_Connection_Comparison_Table\"><\/span>Globe Valve End Connection Comparison Table<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The table below compares the options across the factors that affect selection.<\/p>\n<p>Before reading the details, separate the options into two practical groups: removable joints and welded joints. Flanged and threaded ends are reviewed when the project may need disassembly; socket weld and butt weld ends are reviewed when the piping strategy accepts a permanent welded interface.<\/p>\n<table>\n<thead>\n<tr>\n<th>End connection type<\/th>\n<th>Removable or permanent<\/th>\n<th>Installation method<\/th>\n<th>Maintenance effect<\/th>\n<th>Sealing \/ joint-integrity review<\/th>\n<th>Typical selection direction<\/th>\n<th>RFQ details to confirm<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Flanged<\/td>\n<td>Removable<\/td>\n<td>Bolted flange joint with gasket<\/td>\n<td>Easier to remove when access is available<\/td>\n<td>Depends on gasket selection, flange face condition, alignment, and bolting practice<\/td>\n<td>Maintenance access, inspection, replacement planning<\/td>\n<td>Size, pressure class or PN, flange standard, face type, material<\/td>\n<\/tr>\n<tr>\n<td>Threaded<\/td>\n<td>Removable, with thread-condition limits<\/td>\n<td>Threaded pipe connection<\/td>\n<td>Compact, but repeated disassembly can affect threads<\/td>\n<td>Depends on thread form, engagement, sealing method, and service conditions<\/td>\n<td>Smaller services where threaded joints are permitted<\/td>\n<td>Thread type, size, material, sealing method, service suitability<\/td>\n<\/tr>\n<tr>\n<td>Socket weld<\/td>\n<td>Permanent welded joint<\/td>\n<td>Pipe inserted into socket and welded<\/td>\n<td>Removal normally requires cutting or weld work<\/td>\n<td>Depends on weld quality, material compatibility, and inspection expectations<\/td>\n<td>Compact welded connection in suitable services<\/td>\n<td>Socket weld end, pipe schedule, material compatibility, inspection needs<\/td>\n<\/tr>\n<tr>\n<td>Butt weld<\/td>\n<td>Permanent welded joint<\/td>\n<td>Valve end welded directly to pipe end<\/td>\n<td>Removal normally requires cutting, weld preparation, and inspection<\/td>\n<td>Depends on weld preparation, alignment, weld quality, and inspection expectations<\/td>\n<td>Permanent welded pipeline service<\/td>\n<td>Butt weld preparation, pipe schedule, material, inspection\/testing requirements<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure class=\"wp-caption aligncenter\" style=\"text-align: center; margin: 24px auto;\" data-image-strategy-id=\"IMG-P0-01\"><img decoding=\"async\" class=\"aligncenter size-full\" src=\"https:\/\/ntgdvalve.com\/wp-content\/uploads\/2026\/07\/globe-valve-end-connection-types-comparison.png\" alt=\"Globe valve end connection types comparison diagram for flanged, threaded, socket weld, and butt weld ends\" \/><figcaption class=\"wp-caption-text\" style=\"text-align: center;\">A visual comparison of four common globe valve end connection types.<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Removable_vs_permanent_connection_options\"><\/span>Removable vs permanent connection options<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Flanged and threaded ends are generally removable options. Socket weld and butt weld ends are welded options. This difference matters because the maintenance plan may be very different. A removable valve can often be taken out of the line more easily, while a welded valve may require cutting and rework.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Pressure_leakage_installation_maintenance_and_standards_tradeoffs\"><\/span>Pressure, leakage, installation, maintenance, and standards tradeoffs<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>No connection type is automatically best for every service. Flanged joints require gasket and bolting control. Threaded joints require correct thread engagement and sealing method. Welded joints require welding procedure and inspection control.<\/p>\n<p>Joint integrity is reviewed differently for each option. In corrosive, high-pressure gas, or other leakage-sensitive service, the connection choice should be checked against the piping class, assembly method, inspection plan, and maintenance access. The final decision should match the piping class, service conditions, installation practice, and maintenance plan.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"How_to_read_the_comparison_before_checking_product_specifications\"><\/span>How to read the comparison before checking product specifications<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Use the comparison table to narrow the connection direction. Then verify the details with project documents and manufacturer information. Final selection may require checking size, rating, material, face type, thread form, weld preparation, pipe schedule, inspection requirements, and documentation.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Four_Main_Globe_Valve_End_Connection_Types\"><\/span>Four Main Globe Valve End Connection Types<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Each end connection option has a different installation logic. The explanations below focus on selection value rather than product catalog detail.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Flanged_globe_valve_ends\"><\/span>Flanged globe valve ends<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Flanged globe valve ends connect to matching pipe flanges with bolts and a gasket. They are often selected when the valve may need to be removed during inspection, maintenance, or replacement.<\/p>\n<figure class=\"wp-caption aligncenter\" style=\"text-align: center; margin: 24px auto;\" data-image-strategy-id=\"REAL-P1-01\"><img decoding=\"async\" class=\"aligncenter size-full\" src=\"https:\/\/ntgdvalve.com\/wp-content\/uploads\/2026\/07\/flanged-globe-valve-end-connection-photo.jpg\" alt=\"Real 10 inch Class 300 WCB manual flanged globe valve with exposed flanged ends\" \/><figcaption class=\"wp-caption-text\" style=\"text-align: center;\">A real manual straight-pattern flanged globe valve with exposed flanged ends and visible WCB \/ 10 inch \/ Class 300 marking.<\/figcaption><\/figure>\n<p>The main advantage is removability. The main cautions are gasket compatibility, flange face condition, bolt tightening practice, alignment, and space around the valve. A flanged connection is not automatically easy to maintain if the installation does not provide access.<\/p>\n<p>Prefer flanged ends when planned access and disassembly matter. Avoid relying on them for maintenance convenience if the installation blocks bolt access, lifting space, or gasket handling.<\/p>\n<p>When the inquiry moves from selection logic to product confirmation, the <a href=\"https:\/\/ntgdvalve.com\/flange-globe-valve\/\">flanged globe valve<\/a> page is the better place to review product-level configuration details.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Threaded_globe_valve_ends\"><\/span>Threaded globe valve ends<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Threaded globe valve ends connect through pipe threads. They can be compact and practical in smaller specified services where threaded joints are allowed.<\/p>\n<p>The key details are thread type, thread engagement, sealing method, service conditions, and future maintenance. Threaded ends should not be selected only because they seem simple. The connection must match the pressure, temperature, medium, vibration, and maintenance expectations of the system.<\/p>\n<p>Prefer threaded ends when the specification clearly permits threaded joints and the service does not make thread sealing or future disassembly difficult. Avoid them when the project needs a more controlled removable joint or when thread condition is likely to become a maintenance risk.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Socket_weld_globe_valve_ends\"><\/span>Socket weld globe valve ends<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Socket weld globe valve ends use a socket where the pipe is inserted and welded. This connection may suit compact welded piping layouts and applications where a welded joint is preferred.<\/p>\n<p>The specification should confirm pipe schedule, material compatibility, welding procedure, inspection expectations, and any project restrictions. A socket weld end should not be confused with a butt weld end; both are welded options, but their connection geometry and preparation are different.<\/p>\n<p>Prefer socket weld ends when compact welded installation is suitable for the piping design. Avoid expanding the choice into a welding procedure decision unless the project documents define the welding and inspection requirements.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Butt_weld_globe_valve_ends\"><\/span>Butt weld globe valve ends<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Butt weld globe valve ends are prepared so the valve end can be welded directly to the pipe end. This creates a permanent welded joint and is often reviewed for welded pipeline systems.<\/p>\n<p>The main benefit is alignment with permanent welded piping. The main tradeoff is replacement effort. A butt weld valve normally cannot be removed by unbolting; cutting, weld preparation, welding, inspection, and downtime planning may be required.<\/p>\n<p>Prefer butt weld ends when the system prioritizes permanent welded continuity. Avoid selecting them as a default choice if the maintenance plan expects quick valve removal or frequent replacement.<\/p>\n<figure class=\"wp-caption aligncenter\" style=\"text-align: center; margin: 24px auto;\" data-image-strategy-id=\"IMG-P1-02\"><img decoding=\"async\" class=\"aligncenter size-full\" src=\"https:\/\/ntgdvalve.com\/wp-content\/uploads\/2026\/07\/socket-weld-vs-butt-weld-globe-valve-ends.png\" alt=\"Socket weld vs butt weld globe valve end connection diagram\" \/><figcaption class=\"wp-caption-text\" style=\"text-align: center;\">A side-by-side diagram clarifying the difference between socket weld and butt weld globe valve ends.<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Select_the_Right_End_Connection_for_a_Globe_Valve\"><\/span>How to Select the Right End Connection for a Globe Valve<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Selection should start with the service and maintenance strategy. The matrix below connects common decision conditions to practical connection choices.<\/p>\n<table>\n<thead>\n<tr>\n<th>Decision factor<\/th>\n<th>Flanged<\/th>\n<th>Threaded<\/th>\n<th>Socket weld<\/th>\n<th>Butt weld<\/th>\n<th>What to confirm<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Maintenance removal<\/td>\n<td>Strong fit when future removal is expected and access is available<\/td>\n<td>Possible, but thread condition and sealing method matter<\/td>\n<td>Not preferred for frequent removal<\/td>\n<td>Not preferred for frequent removal<\/td>\n<td>Isolation plan, bolt or tool access, lifting space, gasket handling, downtime tolerance<\/td>\n<\/tr>\n<tr>\n<td>Compact layout<\/td>\n<td>Moderate<\/td>\n<td>Strong in suitable smaller services<\/td>\n<td>Strong for compact welded layout<\/td>\n<td>Depends on pipe layout and weld access<\/td>\n<td>Available space, tool access, welding access, inspection space<\/td>\n<\/tr>\n<tr>\n<td>Welded joint requirement<\/td>\n<td>Not the primary fit<\/td>\n<td>Not the primary fit<\/td>\n<td>Strong fit in suitable welded services<\/td>\n<td>Strong fit for permanent welded piping<\/td>\n<td>Welding procedure, material compatibility, pipe schedule, inspection, project rules<\/td>\n<\/tr>\n<tr>\n<td>Joint integrity expectation<\/td>\n<td>Depends on flange face, gasket, alignment, and bolting<\/td>\n<td>Depends on thread fit and seal control<\/td>\n<td>Depends on weld quality and inspection<\/td>\n<td>Depends on weld preparation, weld quality, and inspection<\/td>\n<td>Service medium, corrosion risk, pressure, temperature, inspection need<\/td>\n<\/tr>\n<tr>\n<td>Product detail confirmation<\/td>\n<td>Flange face and class\/PN<\/td>\n<td>Thread type and size<\/td>\n<td>Socket weld end and pipe schedule<\/td>\n<td>Weld end preparation and pipe schedule<\/td>\n<td>Datasheet, drawing, standard, project specification<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure class=\"wp-caption aligncenter\" style=\"text-align: center; margin: 24px auto;\" data-image-strategy-id=\"IMG-P0-02\"><img decoding=\"async\" class=\"aligncenter size-full\" src=\"https:\/\/ntgdvalve.com\/wp-content\/uploads\/2026\/07\/globe-valve-end-connection-selection-decision-board.png\" alt=\"Globe valve end connection selection decision board with maintenance, leakage, installation, and RFQ factors\" \/><figcaption class=\"wp-caption-text\" style=\"text-align: center;\">A decision board showing how service and RFQ factors guide end connection review.<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Pressure_and_temperature_requirements\"><\/span>Pressure and temperature requirements<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Pressure and temperature requirements affect the valve rating, material, sealing method, and connection details. Do not infer suitability from the connection type alone. Confirm the rating and limits against project requirements and manufacturer documentation.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Leakage_control_and_joint_integrity\"><\/span>Leakage control and joint integrity<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Each connection controls leakage differently. Flanged joints depend on gasket compression, face condition, and bolting. Threaded joints depend on thread fit and sealing method. Welded joints depend on welding quality, material compatibility, and inspection.<\/p>\n<p>For services where leakage risk is a major concern, the choice should be reviewed as a joint-control decision, not only as an installation preference. The selected connection should match the leakage risk and joint integrity expectations of the service.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Maintenance_access_and_removability\"><\/span>Maintenance access and removability<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If the valve may need to be removed during maintenance, flanged ends usually deserve early review. Threaded ends can be removable, but thread condition and access can limit repeated service. Welded-end valves should be selected with replacement work and downtime in mind.<\/p>\n<p>For a closer look at why bolted joints can support maintenance access, NTGD&#8217;s <a href=\"https:\/\/ntgdvalve.com\/how-flanged-globe-valves-improve-installation-and-maintenance\/\">flanged globe valve installation and maintenance guide<\/a> expands that serviceability discussion.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Installation_method_and_field_welding_requirements\"><\/span>Installation method and field welding requirements<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Flanged and threaded ends avoid welding at the valve connection, but still require correct assembly. Socket weld and butt weld ends require welding capability, qualified procedure where applicable, inspection planning, and suitable field conditions.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Pipe_size_material_and_service_conditions\"><\/span>Pipe size, material, and service conditions<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Pipe size, pipe schedule, material, medium, corrosion risk, and cleanliness requirements can all influence the end connection. Welded ends often require closer attention to material compatibility and pipe schedule. Threaded ends require clear thread specification.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cost_downtime_and_replacement_planning\"><\/span>Cost, downtime, and replacement planning<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A lower initial connection cost may not produce the lowest total cost. Consider installation labor, welding work, gasket and bolting requirements, inspection, future removal, and shutdown time. The best connection is the one that fits the full service and maintenance plan.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"RFQ_and_Specification_Checklist_for_Globe_Valve_End_Connections\"><\/span>RFQ and Specification Checklist for Globe Valve End Connections<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The checklist below helps buyers prepare the technical information needed for specification review. Clear connection details reduce the chance that a supplier quotes the right globe valve type with the wrong pipe interface, face detail, thread form, or weld end preparation.<\/p>\n<table>\n<thead>\n<tr>\n<th>RFQ field<\/th>\n<th>Why it matters<\/th>\n<th>What to prepare<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Valve type<\/td>\n<td>Confirms the base product category and avoids quoting the wrong valve family<\/td>\n<td>State the required valve type and service purpose.<\/td>\n<\/tr>\n<tr>\n<td>End connection type<\/td>\n<td>Defines the pipe-to-valve interface and prevents connection mismatch<\/td>\n<td>Specify flanged, threaded, socket weld, or butt weld.<\/td>\n<\/tr>\n<tr>\n<td>Size<\/td>\n<td>Matches the valve to the piping system<\/td>\n<td>Provide the nominal size required by the project.<\/td>\n<\/tr>\n<tr>\n<td>Pressure class \/ PN \/ rating<\/td>\n<td>Aligns the valve with pressure-temperature requirements<\/td>\n<td>Confirm the rating language used in the project.<\/td>\n<\/tr>\n<tr>\n<td>Body material<\/td>\n<td>Supports service compatibility<\/td>\n<td>Provide required body material or project material class.<\/td>\n<\/tr>\n<tr>\n<td>Connection detail<\/td>\n<td>Prevents assembly mismatch and rework<\/td>\n<td>Confirm flange face, thread type, socket weld detail, or butt weld preparation.<\/td>\n<\/tr>\n<tr>\n<td>Pipe schedule \/ wall thickness<\/td>\n<td>Important for welded ends and weld-end fit<\/td>\n<td>Provide pipe schedule where socket weld or butt weld ends are requested.<\/td>\n<\/tr>\n<tr>\n<td>Service conditions<\/td>\n<td>Helps confirm technical fit before quotation<\/td>\n<td>Medium, operating pressure, operating temperature, corrosion, solids, and duty.<\/td>\n<\/tr>\n<tr>\n<td>Inspection and documentation<\/td>\n<td>Supports project quality control and review approval<\/td>\n<td>Drawings, datasheets, certificates, inspection, testing, or traceability requirements.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"End_connection_type_and_standard\"><\/span>End connection type and standard<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The RFQ should clearly state the connection type and the applicable project or connection standard. This prevents a supplier from quoting the correct valve type with the wrong pipe interface.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Size_pressure_class_material_and_face_or_weld_preparation\"><\/span>Size, pressure class, material, and face or weld preparation<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Size, rating, material, and connection detail should be provided together. A flanged valve needs flange face and rating information. A threaded valve needs thread type. A welded-end valve needs weld preparation and pipe schedule information.<\/p>\n<div style=\"position: relative; width: 100%; max-width: 100%; padding-bottom: 56.25%; height: 0; overflow: hidden; margin: 24px 0;\" data-step3g-video-id=\"jIeK348nehM\"><iframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\" title=\"Pneumatic Globe Valve 2&quot; 600LB | High Pressure Y-Pattern Control Valve\" src=\"https:\/\/www.youtube.com\/embed\/jIeK348nehM\" allowfullscreen=\"allowfullscreen\"><br \/>\n<\/iframe><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Thread_type_weld_type_and_inspection_requirements\"><\/span>Thread type, weld type, and inspection requirements<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Threaded and welded connections require specific wording. Thread type should not be assumed. Socket weld and butt weld should not be treated as interchangeable. Inspection and documentation requirements should be listed when the project requires them.<\/p>\n<p>For inspection vocabulary, <a href=\"https:\/\/www.iso.org\/standard\/65111.html\" target=\"_blank\" rel=\"noopener\">ISO 5208:2015 for pressure testing of metallic valves<\/a> can help buyers distinguish general testing language from project-specific acceptance requirements.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"When_to_confirm_dimensions_datasheets_and_product_details_outside_this_guide\"><\/span>When to confirm dimensions, datasheets, and product details outside this guide<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>After choosing the connection type, confirm product-level details with the manufacturer. Drawings, dimensions, pressure-temperature ratings, face-to-face length, material details, and standard compliance should be checked before final purchase.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Standards_and_Engineering_Confirmation_Notes\"><\/span>Standards and Engineering Confirmation Notes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Standards and project specifications help turn a connection choice into a purchasable valve configuration. This guide identifies confirmation points, but it does not replace the applicable standard or project specification.<\/p>\n<p>For a deeper RFQ-focused standards bridge, NTGD&#8217;s <a href=\"https:\/\/ntgdvalve.com\/globe-valve-standards\/\">globe valve standards guide<\/a> explains how design, testing, documentation, and end connection language fit into quotation review.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Practical_standards_vocabulary_for_flanged_threaded_socket_weld_and_butt_weld_ends\"><\/span>Practical standards vocabulary for flanged, threaded, socket weld, and butt weld ends<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Common specification vocabulary may include pressure class or PN, flange facing, thread type, weld end preparation, pipe schedule, material, inspection, testing, and documentation. Buyers may also see terms such as face type, end preparation, wall thickness, test report, certificate, drawing, and traceability in project or supplier documents. The exact wording depends on the project and manufacturer documentation.<\/p>\n<p>For broad valve end-connection terminology, <a href=\"https:\/\/www.asme.org\/codes-standards\/find-codes-standards\/b16-34-valves-flanged-threaded-welding-end\" target=\"_blank\" rel=\"noopener\">B16.34 for valves with flanged, threaded, and welding ends<\/a> is a useful reference point to confirm the correct vocabulary without copying standard clauses.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_to_confirm_with_the_piping_specification_or_project_standard\"><\/span>What to confirm with the piping specification or project standard<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Confirm whether the selected connection is allowed by the piping class, whether the rating and material match the service, whether the connection detail matches the pipe, and whether inspection or documentation is required.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Why_this_section_is_not_a_complete_standards_manual\"><\/span>Why this section is not a complete standards manual<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Standards include detailed requirements that must be checked directly in the applicable documents. Avoid assuming compliance from a short product description. Use this guide to identify what needs confirmation, then verify the exact requirement.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Common_Mistakes_When_Specifying_Globe_Valve_End_Connections\"><\/span>Common Mistakes When Specifying Globe Valve End Connections<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Most mistakes happen when connection type is treated as a small label instead of a practical installation and maintenance decision.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Treating_product_dimensions_as_selection_logic\"><\/span>Treating product dimensions as selection logic<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Dimensions matter, but they should be checked after the connection type is chosen. A valve can fit the available space and still be wrong for the maintenance plan, joint type, or project specification.<\/p>\n<p>This mistake can lead to a valve that fits on paper but creates installation, removal, or inspection problems in the field.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Confusing_end_connection_type_with_globe_valve_body_type\"><\/span>Confusing end connection type with globe valve body type<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>End connection describes the pipe interface. Body type describes the valve configuration. Trim, seat, bonnet, actuator, pressure rating, and material are separate details. A clear RFQ keeps these fields separate.<\/p>\n<p>Mixing these fields can cause quotation mismatch because the supplier may clarify the valve design while the pipe interface remains undefined.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Mixing_ball_valve_or_generic_valve_assumptions_into_globe_valve_selection\"><\/span>Mixing ball valve or generic valve assumptions into globe valve selection<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Generic valve connection advice may not answer globe-valve-specific selection questions. Keep the discussion focused on the globe valve, the required service, and the selected pipe interface.<\/p>\n<p>Using another valve type as the comparison base can send the selection toward the wrong product detail instead of the correct globe valve end connection.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Overlooking_maintenance_access_weld_rework_or_downtime_risk\"><\/span>Overlooking maintenance access, weld rework, or downtime risk<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A welded-end valve may fit the piping specification but require more work during replacement. A flanged valve may be removable but still needs access for bolting and gasket handling. A threaded valve may be compact but still needs thread and sealing control.<\/p>\n<p>This mistake can turn a reasonable first purchase into a difficult maintenance job when the valve must be inspected, removed, or replaced.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQ_About_Globe_Valve_End_Connections\"><\/span>FAQ About Globe Valve End Connections<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"What_are_the_common_end_connection_types_for_globe_valves\"><\/span>What are the common end connection types for globe valves?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The common types are flanged, threaded, socket weld, and butt weld. They differ by installation method, removability, joint type, and specification detail.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_is_better_for_maintenance-heavy_systems_flanged_or_threaded_globe_valves\"><\/span>What is better for maintenance-heavy systems: flanged or threaded globe valves?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Flanged ends are usually the stronger first option when planned removal, inspection, and replacement access matter. Threaded ends can be compact in smaller specified services, but thread condition, sealing method, and repeated disassembly need careful review.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"How_should_I_choose_between_socket_weld_and_butt_weld_globe_valves\"><\/span>How should I choose between socket weld and butt weld globe valves?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Socket weld ends use a socket into which the pipe is inserted before welding, while butt weld ends are welded directly to the pipe end. Both are welded options, so the choice should follow the piping specification, pipe schedule, weld preparation, inspection plan, and maintenance strategy.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"When_should_a_welded-end_globe_valve_be_used\"><\/span>When should a welded-end globe valve be used?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A welded-end globe valve can be used when the piping specification requires welded joints or when permanent welded installation is preferred. The welding procedure, material, inspection, and service conditions still need confirmation.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_information_should_be_included_in_an_RFQ_for_globe_valve_end_connections\"><\/span>What information should be included in an RFQ for globe valve end connections?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Include valve type, end connection type, size, rating, material, connection detail, service conditions, inspection requirements, and required documentation.<\/p>\n<p><script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are the common end connection types for globe valves?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The common types are flanged, threaded, socket weld, and butt weld. They differ by installation method, removability, joint type, and specification detail.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is better for maintenance-heavy systems: flanged or threaded globe valves?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Flanged ends are usually the stronger first option when planned removal, inspection, and replacement access matter. Threaded ends can be compact in smaller specified services, but thread condition, sealing method, and repeated disassembly need careful review.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How should I choose between socket weld and butt weld globe valves?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Socket weld ends use a socket into which the pipe is inserted before welding, while butt weld ends are welded directly to the pipe end. Both are welded options, so the choice should follow the piping specification, pipe schedule, weld preparation, inspection plan, and maintenance strategy.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"When should a welded-end globe valve be used?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A welded-end globe valve can be used when the piping specification requires welded joints or when permanent welded installation is preferred. The welding procedure, material, inspection, and service conditions still need confirmation.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What information should be included in an RFQ for globe valve end connections?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Include valve type, end connection type, size, rating, material, connection detail, service conditions, inspection requirements, and required documentation.\"\n      }\n    }\n  ]\n}\n<\/script><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Summary_and_RFQ_Fit_Check\"><\/span>Summary and RFQ Fit Check<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>A practical end connection choice starts with the installation and maintenance requirement. Use flanged ends when removal access is important. Consider threaded ends where the project allows threaded joints in suitable smaller services. Use socket weld or butt weld ends when the system requires welded connections and the maintenance plan accepts welded installation.<\/p>\n<p>Before sending an inquiry, review how the selected connection will be installed, sealed, inspected, maintained, and eventually removed if replacement is required. Then confirm the connection type, size, rating, material, connection detail, service conditions, and documentation needs in the RFQ.<\/p>\n<p>Final dimensions, drawings, ratings, and compliance details should be confirmed against the applicable datasheet, drawing, or project specification. If the application conditions are not fully defined, prepare those fields before requesting quotation support. A clearer technical inquiry helps the supplier review the correct valve configuration faster.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Compare flanged, threaded, socket weld, and butt weld globe valve end connections with practical selection factors, RFQ details, and standards notes for industrial buyers.<\/p>","protected":false},"author":1,"featured_media":10810,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_eb_attr":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[45],"tags":[],"class_list":["post-10805","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/ntgdvalve.com\/ru\/wp-json\/wp\/v2\/posts\/10805","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ntgdvalve.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ntgdvalve.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ntgdvalve.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ntgdvalve.com\/ru\/wp-json\/wp\/v2\/comments?post=10805"}],"version-history":[{"count":3,"href":"https:\/\/ntgdvalve.com\/ru\/wp-json\/wp\/v2\/posts\/10805\/revisions"}],"predecessor-version":[{"id":10819,"href":"https:\/\/ntgdvalve.com\/ru\/wp-json\/wp\/v2\/posts\/10805\/revisions\/10819"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ntgdvalve.com\/ru\/wp-json\/wp\/v2\/media\/10810"}],"wp:attachment":[{"href":"https:\/\/ntgdvalve.com\/ru\/wp-json\/wp\/v2\/media?parent=10805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ntgdvalve.com\/ru\/wp-json\/wp\/v2\/categories?post=10805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ntgdvalve.com\/ru\/wp-json\/wp\/v2\/tags?post=10805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}