{"id":1333,"date":"2023-10-15T17:22:22","date_gmt":"2023-10-15T22:22:22","guid":{"rendered":"https:\/\/aaacwa.com\/?page_id=1333"},"modified":"2026-06-07T22:17:35","modified_gmt":"2026-06-08T03:17:35","slug":"tig-welding-t1","status":"publish","type":"page","link":"https:\/\/aaacwa.com\/?page_id=1333","title":{"rendered":"TIG Welding (T1)"},"content":{"rendered":"<p style=\"margin: 0in; font-size: 16px; font-family: 'Calibri',sans-serif;\"><span style=\"color: #000000;\"><br \/>\nGas Tungsten Arc Welding (GTAW), also known as Tungsten Inert Gas (TIG) welding, is a precise welding process that produces high-quality welds, especially on thin materials. A practical outline for GTAW welding would involve both theoretical knowledge and hands-on practice.<br \/>\n<\/span><\/p>\n<p><img data-recalc-dims=\"1\" fetchpriority=\"high\" decoding=\"async\" class=\" wp-image-1335 aligncenter\" src=\"https:\/\/i0.wp.com\/aaacwa.com\/wp-content\/uploads\/2023\/10\/TIG.jpg?resize=758%2C427&#038;ssl=1\" alt=\"\" width=\"758\" height=\"427\" srcset=\"https:\/\/i0.wp.com\/aaacwa.com\/wp-content\/uploads\/2023\/10\/TIG.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/aaacwa.com\/wp-content\/uploads\/2023\/10\/TIG.jpg?resize=1024%2C576&amp;ssl=1 1024w, https:\/\/i0.wp.com\/aaacwa.com\/wp-content\/uploads\/2023\/10\/TIG.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/aaacwa.com\/wp-content\/uploads\/2023\/10\/TIG.jpg?resize=1000%2C563&amp;ssl=1 1000w, https:\/\/i0.wp.com\/aaacwa.com\/wp-content\/uploads\/2023\/10\/TIG.jpg?resize=230%2C129&amp;ssl=1 230w, https:\/\/i0.wp.com\/aaacwa.com\/wp-content\/uploads\/2023\/10\/TIG.jpg?resize=350%2C197&amp;ssl=1 350w, https:\/\/i0.wp.com\/aaacwa.com\/wp-content\/uploads\/2023\/10\/TIG.jpg?resize=480%2C270&amp;ssl=1 480w, https:\/\/i0.wp.com\/aaacwa.com\/wp-content\/uploads\/2023\/10\/TIG.jpg?w=1280&amp;ssl=1 1280w\" sizes=\"(max-width: 758px) 100vw, 758px\" \/><\/p>\n<p style=\"margin: 0in; font-size: 16px; font-family: 'Calibri',sans-serif;\"><strong><span style=\"color: #000000; font-size: 24px;\">I. Introduction to GTAW (TIG) Welding<\/span><\/strong><\/p>\n<ul>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">History and development of GTAW.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Advantages and disadvantages.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Applications and industries where GTAW is commonly used.<\/span><\/li>\n<\/ul>\n<p style=\"margin: 0in; font-size: 16px; font-family: 'Calibri',sans-serif;\"><strong><span style=\"color: #000000; font-size: 24px;\">II. Equipment and Setup<\/span><\/strong><\/p>\n<ul>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Power source:<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Understanding amperage, voltage, and polarity settings.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">AC vs. DC welding.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Torch components:<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Tungsten electrodes (types, sizes, and selection).<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Gas cups and collets.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Shielding gases:<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Gas flow rates.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Filler materials:<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Selection based on base material.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Safety equipment:<\/span><\/li>\n<\/ul>\n<p style=\"margin: 0in; font-size: 16px; font-family: 'Calibri',sans-serif;\"><strong><span style=\"color: #000000; font-size: 24px;\">III. Basics of GTAW Welding Process<\/span><\/strong><\/p>\n<ul>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Striking the arc:<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Scratch start, lift start, and HF (High Frequency) start.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Weld pool control:<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Puddle size and movement.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Filler material addition:<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Techniques for adding filler rod.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Travel speed and angle.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Hand and body positioning.<\/span><\/li>\n<\/ul>\n<p style=\"margin: 0in; font-size: 16px; font-family: 'Calibri',sans-serif;\"><strong><span style=\"color: #000000; font-size: 24px;\">IV. Hands-on Practice<\/span><\/strong><\/p>\n<ul>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Setting up the equipment.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Practicing different weld joints:<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Butt joint, lap joint, tee joint, corner joint.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Practicing on different thicknesses and materials.<\/span><\/li>\n<\/ul>\n<p style=\"margin: 0in; font-size: 16px; font-family: 'Calibri',sans-serif;\"><strong><span style=\"color: #000000; font-size: 24px;\">V. Weld Defects and Quality Control<\/span><\/strong><\/p>\n<ul>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Common GTAW defects:<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Porosity, tungsten inclusions, oxidation, etc.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Causes and remedies for each defect.<\/span><\/li>\n<li style=\"font-size: 16px; font-family: Calibri, sans-serif;\"><span style=\"color: #000000;\">Visual inspection and non-destructive testing methods.<\/span><\/li>\n<\/ul>\n<p style=\"margin: 0in; font-size: 16px; font-family: 'Calibri',sans-serif;\"><span style=\"color: #000000;\"><br \/>\nGas Tungsten Arc Welding (GTAW) *Previous Welding Experience Required.<\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\"><strong>Classes run from Monday to Thursday, 9:00 AM \u2013 1:00 PM<\/strong><\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>This program does not require approval under the Ontario Career Colleges Act, 2005.<\/strong><\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Gas Tungsten Arc Welding (GTAW), also known as Tungsten Inert Gas (TIG) welding, is a precise welding process that produces high-quality welds, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"nf_dc_page":"","om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"class_list":["post-1333","page","type-page","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/aaacwa.com\/index.php?rest_route=\/wp\/v2\/pages\/1333","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aaacwa.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aaacwa.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aaacwa.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aaacwa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1333"}],"version-history":[{"count":5,"href":"https:\/\/aaacwa.com\/index.php?rest_route=\/wp\/v2\/pages\/1333\/revisions"}],"predecessor-version":[{"id":1767,"href":"https:\/\/aaacwa.com\/index.php?rest_route=\/wp\/v2\/pages\/1333\/revisions\/1767"}],"wp:attachment":[{"href":"https:\/\/aaacwa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1333"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}