{"id":512,"date":"2020-06-23T11:59:57","date_gmt":"2020-06-23T11:59:57","guid":{"rendered":"https:\/\/www.zillionsbuyer.com\/blog\/?p=512"},"modified":"2020-08-05T14:45:12","modified_gmt":"2020-08-05T14:45:12","slug":"what-is-metal-arc-welding","status":"publish","type":"post","link":"https:\/\/www.zillionsbuyer.com\/blog\/what-is-metal-arc-welding\/","title":{"rendered":"What Is Metal Arc Welding"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Metal arc welding:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A metal rod of the same\nmetal as being welded forms one of the electrode and also as a filler material.\nIn this type of welding no separate filler rod is required<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The arc is struck between\nthe work being welded and the electrode which causes the melted rod to flow\nacross the arc into the metal pool of parent metal.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"140\" src=\"https:\/\/www.zillionsbuyer.com\/blog\/wp-content\/uploads\/2020\/08\/What-Is-Metal-Arc-Welding.jpg\" alt=\"\" class=\"wp-image-2404\" srcset=\"https:\/\/www.zillionsbuyer.com\/blog\/wp-content\/uploads\/2020\/08\/What-Is-Metal-Arc-Welding.jpg 360w, https:\/\/www.zillionsbuyer.com\/blog\/wp-content\/uploads\/2020\/08\/What-Is-Metal-Arc-Welding-300x117.jpg 300w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Since, in case of bare\nmetal arc welding, molten electrode wire and parent material are exposed to\noxygen and nitrogen of the atmosphere and forms the oxide,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This reduces the ductility\nof weld and produces imbrittlement in the weld.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Therefore, the bare <strong><a href=\"https:\/\/www.zillionsbuyer.com\/product\/4043\/standard-variable-voltage-auto-transformer-dimmerstat-air-cooled-single-phase-15-amphsn-8504\">metal\narc welding<\/a><\/strong> is preferred for unimportant works like metal deposition on\nrailway wagon, wheels and travelling crane wheels.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For this type of welding.\nD.C. and A.C. supplies can be used<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For DC supply. 50 &#8211; 60\nvolts are used for <strong>welding<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">But, mostly for current\nabove 750 Amp, A.C. supply is preferred, as it is closely available, has high\nefficiency, negligible loss no load, minimum maintainance and less initial\ncost.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Welding transformer<\/strong> has the tappings on secondary to\nselect required voltage for welding.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For AC supply 70-100 volts\nare used for welding<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Metal arc welding: A metal rod of the same metal as being welded forms one of the electrode and also as a filler material. In this type of welding no separate filler rod is required The arc is struck between the work being welded and the electrode which causes the melted rod to flow across [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":513,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44,45,78],"tags":[142,143],"class_list":["post-512","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electrical-engineering","category-manufacturing-industry","category-mechanical","tag-metal-arc","tag-weilding-transformer"],"_links":{"self":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts\/512","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/comments?post=512"}],"version-history":[{"count":3,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts\/512\/revisions"}],"predecessor-version":[{"id":2405,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts\/512\/revisions\/2405"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/media\/513"}],"wp:attachment":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/media?parent=512"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/categories?post=512"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/tags?post=512"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}