{"id":9493,"date":"2026-03-28T06:19:03","date_gmt":"2026-03-28T06:19:03","guid":{"rendered":"http:\/\/sxwelding.com\/?post_type=product&p=9493"},"modified":"2026-03-28T07:12:16","modified_gmt":"2026-03-28T07:12:16","slug":"carbon-steel-and-low-carbon-steel-flux-cored-welding-wire","status":"publish","type":"product","link":"https:\/\/sxwelding.com\/vi\/product\/day-han-loi-thuoc-bang-thep-cacbon-va-thep-cacbon-thap\/","title":{"rendered":"D\u00e2y h\u00e0n l\u00f5i thu\u1ed1c b\u1eb1ng th\u00e9p cacbon v\u00e0 th\u00e9p cacbon th\u1ea5p"},"content":{"rendered":"

D\u00e2y h\u00e0n l\u00f5i ch\u1ea5t h\u00e0n d\u00e0nh cho th\u00e9p cacbon v\u00e0 th\u00e9p cacbon th\u1ea5p \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng trong c\u1ea3 c\u00e1c \u1ee9ng d\u1ee5ng h\u00e0n t\u1ef1 \u0111\u1ed9ng v\u00e0 b\u00e1n t\u1ef1 \u0111\u1ed9ng. S\u1ea3n ph\u1ea9m n\u00e0y c\u00f3 hai lo\u1ea1i l\u00e0 lo\u1ea1i h\u00e0n trong m\u00f4i tr\u01b0\u1eddng kh\u00ed b\u1ea3o v\u1ec7 v\u00e0 lo\u1ea1i t\u1ef1 b\u1ea3o v\u1ec7, mang l\u1ea1i hi\u1ec7u su\u1ea5t h\u00e0n xu\u1ea5t s\u1eafc, hi\u1ec7u qu\u1ea3 cao v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng m\u1ed1i h\u00e0n \u1ed5n \u0111\u1ecbnh.<\/p>\n

Nh\u1edd thi\u1ebft k\u1ebf h\u1ee3p kim ti\u00ean ti\u1ebfn v\u00e0 quy tr\u00ecnh x\u1eed l\u00fd t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n b\u1eb1ng c\u00e1c nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng, kim lo\u1ea1i l\u1eafng \u0111\u1ecdng n\u00e0y mang l\u1ea1i \u0111\u1ed9 b\u1ec1n \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p v\u01b0\u1ee3t tr\u1ed9i, kh\u1ea3 n\u0103ng ch\u1ed1ng n\u1ee9t cao v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng b\u00ean trong \u0111\u00e1ng tin c\u1eady, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p \u0111\u00f2i h\u1ecfi kh\u1eaft khe.<\/p>\n

E71T-1 GB\/T 10045-2018 AWS A 5.20 E71T-1C<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n
Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a d\u00e2y h\u00e0n E71T-1 (%)<\/strong><\/td>\n<\/tr>\n
ph\u1ea7n t\u1eed<\/td>\nC<\/strong><\/td>\nS<\/strong><\/td>\nMn<\/strong><\/td>\nSi<\/strong><\/td>\nP<\/strong><\/td>\n<\/tr>\n
ti\u00eau chu\u1ea9n<\/td>\n\u22640,18<\/td>\n\u22640,030<\/td>\n\u2264 2,0<\/td>\n\u2264 0,9<\/td>\n\u22640,030<\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n0.051<\/td>\n0.011<\/td>\n1.28<\/td>\n0.40<\/td>\n0.016<\/td>\n<\/tr>\n
T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a kim lo\u1ea1i l\u1eafng \u0111\u1ecdng (Kh\u00ed b\u1ea3o v\u1ec7: CO\u2082)<\/strong><\/td>\n<\/tr>\n
C\u00e1c c\u00e2u h\u1ecfi thi<\/strong><\/td>\n\u0110\u1ed9 b\u1ec1n k\u00e9o Rm (MPa)<\/strong><\/td>\nGi\u1edbi h\u1ea1n ch\u1ea3y Rm (MPa)<\/strong><\/td>\n\u0110\u1ed9 gi\u00e3n d\u00e0i A (%)<\/strong><\/td>\nTh\u1eed nghi\u1ec7m va \u0111\u1eadp ki\u1ec3u r\u00e3nh ch\u1eef V<\/strong><\/p>\n

\u00a0(J)-30\u00b0C<\/strong><\/td>\n<\/tr>\n

ti\u00eau chu\u1ea9n<\/td>\n\u2265500<\/strong><\/td>\n\u2265400<\/strong><\/td>\n\u226522<\/strong><\/td>\n\u226527<\/strong><\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n560<\/strong><\/td>\n480<\/strong><\/td>\n29<\/strong><\/td>\n110<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n