{"id":3597,"date":"2025-12-19T10:26:56","date_gmt":"2025-12-19T03:26:56","guid":{"rendered":"https:\/\/linkweldthailand.com\/product\/%e0%b8%a5%e0%b8%a7%e0%b8%94%e0%b9%80%e0%b8%8a%e0%b8%b7%e0%b9%88%e0%b8%ad%e0%b8%a1%e0%b8%ad%e0%b8%b2%e0%b8%a3%e0%b9%8c%e0%b8%81%e0%b8%ad%e0%b8%99-linkweld-lkt-50-er70s-g\/"},"modified":"2026-03-27T16:43:19","modified_gmt":"2026-03-27T09:43:19","slug":"linkweld-steel-tig-rod-lkt-50-er70s-g","status":"publish","type":"product","link":"https:\/\/linkweldthailand.com\/en\/product\/linkweld-steel-tig-rod-lkt-50-er70s-g\/","title":{"rendered":"Linkweld Steel Tig Rod LKT-50 ER70S-G"},"content":{"rendered":"
\u25b6\ufe0e Characteristics<\/strong><\/h5>\n

It is designed for welding of mild steel and 490N\/mm2 grade steel. Commonly used is butt or fillet welding. LKT-50 is an all-position welding rod for TIG welding. It is especially suitable for the root pass of pipe welding. Use DC(-) polarity.<\/p>\n

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\n

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\u25b6\ufe0e Applications:<\/strong><\/h5>\n

It is suitable for welding of high pressure piping for shipbuilding, petrochemistry and nuclear power plant, etc.<\/p>\n

 <\/p>\n

\n

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\u25b6\ufe0e Notes on Usage:<\/strong><\/h5>\n

1. Use 99.997% purity of Ar as shielding gas.
\n2. Clean the surface of base metal to prevent contamination.<\/p>\n

 <\/p>\n

\n

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\u25b6\ufe0e Classification:<\/strong><\/h5>\n

AWS A 5.18 ER70S-G
\nJIS Z3316 YGT50<\/p>\n

 <\/p>\n

\n

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\u25b6\ufe0e Typical chemical composition of weld metal (wt%)<\/strong><\/h5>\n\n\n\n\n
C <\/strong><\/td>\nMn <\/strong><\/td>\nSi <\/strong><\/td>\nP <\/strong><\/td>\nS <\/strong><\/td>\nCu<\/strong><\/td>\nTi<\/strong><\/td>\n<\/tr>\n
0.083<\/td>\n1.26<\/td>\n0.85<\/td>\n0.015<\/td>\n0.005<\/td>\n0.015<\/td>\nBal.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

\n

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\u25b6\ufe0e Typical mechanical properties of weld metal<\/strong><\/h5>\n\n\n\n\n
YP N\/mm2<\/sup> <\/strong><\/td>\nTS N\/mm2<\/sup> <\/strong><\/td>\nEL % <\/strong><\/td>\nIV -30 <\/strong>\u00baC J<\/strong><\/td>\n<\/tr>\n
440<\/td>\n550<\/td>\n33<\/td>\n62<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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\u25b6\ufe0e Sizes and Weight per pack.<\/strong><\/h5>\n\n\n\n\n\n
Welding Wire Diameter (mm)<\/strong><\/td>\n1.6 <\/strong><\/td>\n2.0 <\/strong><\/td>\n2.4<\/strong><\/td>\n2.6<\/strong><\/td>\n3.2<\/strong><\/td>\n4.0<\/strong><\/td>\n<\/tr>\n
Welding Wire Length (mm)<\/strong><\/td>\n915<\/td>\n915<\/td>\n915<\/td>\n915<\/td>\n915<\/td>\n915<\/td>\n<\/tr>\n
Welding Wire Weight per Box (kg)<\/strong><\/td>\n5<\/td>\n5<\/td>\n5<\/td>\n5<\/td>\n5<\/td>\n5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

AWS A 5.18 ER70S-G
\nJIS Z3316 YGT50<\/p>\n","protected":false},"featured_media":3084,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[161,154],"product_tag":[],"class_list":{"0":"post-3597","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-solid-wires-tig","7":"product_cat-welding-consumables","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-simple"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/linkweldthailand.com\/en\/wp-json\/wp\/v2\/product\/3597","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/linkweldthailand.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/linkweldthailand.com\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/linkweldthailand.com\/en\/wp-json\/wp\/v2\/media\/3084"}],"wp:attachment":[{"href":"https:\/\/linkweldthailand.com\/en\/wp-json\/wp\/v2\/media?parent=3597"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/linkweldthailand.com\/en\/wp-json\/wp\/v2\/product_brand?post=3597"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/linkweldthailand.com\/en\/wp-json\/wp\/v2\/product_cat?post=3597"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/linkweldthailand.com\/en\/wp-json\/wp\/v2\/product_tag?post=3597"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}