{"id":733,"date":"2012-10-09T13:40:00","date_gmt":"2012-10-09T13:40:00","guid":{"rendered":"https:\/\/rapidweldingbl.wpenginepowered.com\/?p=733"},"modified":"2025-03-14T13:14:48","modified_gmt":"2025-03-14T13:14:48","slug":"dechiphering-welding-symbols-abbreviations","status":"publish","type":"post","link":"https:\/\/rapidwelding.com\/blog\/articles\/dechiphering-welding-symbols-abbreviations\/","title":{"rendered":"Deciphering Welding Symbols &amp; Abbreviations"},"content":{"rendered":"<style>.wp-block-kadence-advancedheading.kt-adv-heading733_e0dd7e-a9, .wp-block-kadence-advancedheading.kt-adv-heading733_e0dd7e-a9[data-kb-block=\"kb-adv-heading733_e0dd7e-a9\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading733_e0dd7e-a9 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading733_e0dd7e-a9[data-kb-block=\"kb-adv-heading733_e0dd7e-a9\"] mark.kt-highlight{font-style:normal;color:#f76a0c;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<p class=\"kt-adv-heading733_e0dd7e-a9 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading733_e0dd7e-a9\">The use of symbols on engineering drawings helps to&nbsp;communicate design specifics of a project&nbsp;to the welder and all involved. For this reason, it is important that&nbsp;everyone knows and understands the weld symbols in order to achieve the correct end result. To help with&nbsp;uniformity,&nbsp;there are a number of standards&nbsp;relating to weld symbols&nbsp;including the British (BS EN 22553), European, International and American (American Welding Society) standards, details of which&nbsp;often overlap, but still&nbsp;need to be&nbsp;consulted individually depending on which standard is being used.&nbsp;&nbsp;<br>&nbsp;<\/p>\n\n\n<style>.kb-image733_85f9b4-91 .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<div class=\"wp-block-kadence-image kb-image733_85f9b4-91\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"310\" height=\"136\" src=\"https:\/\/rapidweldingbl.wpenginepowered.com\/wp-content\/uploads\/2024\/10\/1structuregif.gif\" alt=\"\" class=\"kb-img wp-image-734\"\/><\/figure><\/div>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading733_106021-65, .wp-block-kadence-advancedheading.kt-adv-heading733_106021-65[data-kb-block=\"kb-adv-heading733_106021-65\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading733_106021-65 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading733_106021-65[data-kb-block=\"kb-adv-heading733_106021-65\"] mark.kt-highlight{font-style:normal;color:#f76a0c;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<p class=\"kt-adv-heading733_106021-65 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading733_106021-65\">In its simplest form, a weld on an engineering&nbsp;drawing&nbsp;is identified by an&nbsp;<em>Arrow<\/em>&nbsp;pointing to the joint, a&nbsp;<em>Reference Line&nbsp;<\/em>annotated with letters, numbers and symbols indicating the area to be welded and the weld process and specification, and a&nbsp;<em>Tail<\/em>, detailing additional information relating to the&nbsp;welding process.&nbsp;<\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading733_06cfc9-78, .wp-block-kadence-advancedheading.kt-adv-heading733_06cfc9-78[data-kb-block=\"kb-adv-heading733_06cfc9-78\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading733_06cfc9-78 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading733_06cfc9-78[data-kb-block=\"kb-adv-heading733_06cfc9-78\"] mark.kt-highlight{font-style:normal;color:#f76a0c;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<p class=\"kt-adv-heading733_06cfc9-78 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading733_06cfc9-78\"><strong>Table of Codes pertaining to&nbsp;welding processes:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>ARC WELDING<\/strong><\/td><td><strong>CODE<\/strong><\/td><\/tr><tr><td>Atomic Hydrogen Welding<\/td><td>AHW<\/td><\/tr><tr><td>Bare Metal-Arc Welding<\/td><td>BMAW<\/td><\/tr><tr><td>Carbon-Arc Welding<\/td><td>CAW<\/td><\/tr><tr><td>Flux Cored-Arc Welding<\/td><td>FCAW<\/td><\/tr><tr><td>Gas Carbon-Arc Welding<\/td><td>GCAW<\/td><\/tr><tr><td>Gas Metal-Arc Welding<\/td><td>GMAW<\/td><\/tr><tr><td>Gas Shielded Stud Welding<\/td><td>GSSW<\/td><\/tr><tr><td>Gas Tungsten-Arc Welding<\/td><td>GTAW<\/td><\/tr><tr><td>Shielded Carbon-Arc Welding<\/td><td>SCAW<\/td><\/tr><tr><td>Shielded Metal-Arc Welding<\/td><td>SMAW<\/td><\/tr><tr><td>Stud Welding<\/td><td>SW<\/td><\/tr><tr><td>Submerged Arc Welding<\/td><td>SAW<\/td><\/tr><tr><td>Twin Carbon-Arc Welding<\/td><td>TCAW<\/td><\/tr><tr><td><strong>BRAZING<\/strong><\/td><td><\/td><\/tr><tr><td>Block Brazing<\/td><td>BB<\/td><\/tr><tr><td>Dip Brazing<\/td><td>DB<\/td><\/tr><tr><td>Flow Brazing<\/td><td>FLB<\/td><\/tr><tr><td>Furnace Brazing<\/td><td>FB<\/td><\/tr><tr><td>Induction Brazing<\/td><td>IB<\/td><\/tr><tr><td>Resistance Brazing<\/td><td>RB<\/td><\/tr><tr><td>Torch Brazing<\/td><td>TB<\/td><\/tr><tr><td>Twin Carbon-Arc Brazing<\/td><td>TCAB<\/td><\/tr><tr><td>Flow Welding<\/td><td>FLOW<\/td><\/tr><tr><td><strong>FORGE WELDING<\/strong><\/td><td><\/td><\/tr><tr><td>Die Welding<\/td><td>DW<\/td><\/tr><tr><td>Hammer Welding<\/td><td>HW<\/td><\/tr><tr><td>Roll Welding<\/td><td>RW<\/td><\/tr><tr><td><strong>GAS WELDING<\/strong><\/td><td><\/td><\/tr><tr><td>Air-Acetylene Welding<\/td><td>AAW<\/td><\/tr><tr><td>Oxy-acetylene Welding<\/td><td>OAW<\/td><\/tr><tr><td>Oxy-hydrogen Welding<\/td><td>OHW<\/td><\/tr><tr><td>Pressure Gas Welding<\/td><td>PGW<\/td><\/tr><tr><td>Induction Welding<\/td><td>IW<\/td><\/tr><tr><td><strong>THERMIT WELDING<\/strong><\/td><td><\/td><\/tr><tr><td>Non-pressure Thermit Welding<\/td><td>NTW<\/td><\/tr><tr><td>Pressure Thermit Welding<\/td><td>PTW<\/td><\/tr><tr><td><strong>RESISTANCE WELDING<\/strong><\/td><td><\/td><\/tr><tr><td>Flash Welding<\/td><td>FW<\/td><\/tr><tr><td>Upset Welding<\/td><td>UW<\/td><\/tr><tr><td>Percussion Welding<\/td><td>PEW<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading733_01814c-80, .wp-block-kadence-advancedheading.kt-adv-heading733_01814c-80[data-kb-block=\"kb-adv-heading733_01814c-80\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading733_01814c-80 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading733_01814c-80[data-kb-block=\"kb-adv-heading733_01814c-80\"] mark.kt-highlight{font-style:normal;color:#f76a0c;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<p class=\"kt-adv-heading733_01814c-80 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading733_01814c-80\">Other symbols which might be encountered on the reference line are indicators for Automatic (AU), Semi Automatic (SA), and manual (MA)&nbsp;welding methods.&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The use of symbols on engineering drawings helps to&nbsp;communicate design specifics of a project&nbsp;to the welder and all involved. For this reason, it is important that&nbsp;everyone knows and understands the weld symbols in order to achieve the correct end result. To help with&nbsp;uniformity,&nbsp;there are a number of standards&nbsp;relating to weld&#8230;<\/p>\n","protected":false},"author":1,"featured_media":735,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[15,578],"tags":[484,774,483],"class_list":["post-733","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-blog-2012","tag-abbreviations","tag-e2012","tag-welding-symbols"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Deciphering Welding Symbols &amp; Abbreviations - Rapid Welding Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rapidwelding.com\/blog\/articles\/dechiphering-welding-symbols-abbreviations\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Deciphering Welding Symbols &amp; Abbreviations - Rapid Welding Blog\" \/>\n<meta property=\"og:description\" content=\"The use of symbols on engineering drawings helps to&nbsp;communicate design specifics of a project&nbsp;to the welder and all involved. 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