{"id":9271,"date":"2026-03-25T09:58:56","date_gmt":"2026-03-25T09:58:56","guid":{"rendered":"http:\/\/www.sxwelding.com\/?post_type=product&p=9271"},"modified":"2026-04-16T01:50:27","modified_gmt":"2026-04-16T01:50:27","slug":"submerged-arc-welding-wire","status":"publish","type":"product","link":"https:\/\/www.sxwelding.com\/vi\/product\/day-han-ho-quang-ngap\/","title":{"rendered":"D\u00e2y h\u00e0n h\u1ed3 quang ch\u00ecm"},"content":{"rendered":"

D\u00f2ng s\u1ea3n ph\u1ea9m d\u00e2y h\u00e0n h\u1ed3 quang ch\u00ecm c\u1ee7a ch\u00fang t\u00f4i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 mang l\u1ea1i hi\u1ec7u su\u1ea5t h\u00e0n tuy\u1ec7t v\u1eddi v\u00e0 c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u01b0\u1ee3t tr\u1ed9i<\/strong>. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u lo\u1ea1i ch\u1ea5t h\u00e0n kh\u00e1c nhau, s\u1ea3n ph\u1ea9m n\u00e0y \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh h\u00e0n h\u1ed3 quang \u1ed5n \u0111\u1ecbnh, \u0111\u01b0\u1eddng h\u00e0n m\u1ecbn v\u00e0 hi\u1ec7u su\u1ea5t l\u1eafng \u0111\u1ecdng cao<\/strong>, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng h\u00e0n t\u1ef1 \u0111\u1ed9ng v\u00e0 quy m\u00f4 l\u1edbn.<\/p>\n

Trong qu\u00e1 tr\u00ecnh h\u00e0n, d\u00e2y h\u00e0n t\u1ea1o ra kh\u00f4ng b\u1eafn t\u00f3e v\u00e0 kh\u00f4ng ch\u00f3i m\u1eaft do h\u1ed3 quang<\/strong>, \u0111\u1ea3m b\u1ea3o m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c s\u1ea1ch s\u1ebd v\u00e0 an to\u00e0n h\u01a1n. \u0110\u01b0\u1eddng h\u00e0n thu \u0111\u01b0\u1ee3c c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m l\u00e0 b\u1ec1 m\u1eb7t nh\u1eb5n m\u1ecbn v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng \u1ed5n \u0111\u1ecbnh<\/strong>, \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u00f4ng nghi\u1ec7p cao c\u1ea5p.<\/p>\n

1. H08A tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n GB\/T5293 SU08A v\u00e0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi ti\u00eau chu\u1ea9n AWS EL8.<\/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 H08A (%)<\/strong><\/td>\n<\/tr>\n
ph\u1ea7n t\u1eed<\/strong><\/td>\nC<\/strong><\/td>\n\u00a0S<\/strong><\/td>\n\u00a0Mn<\/strong><\/td>\n\u00a0Si<\/strong><\/td>\n\u00a0P<\/strong><\/td>\n\u00a0Cr<\/strong><\/td>\n\u00a0Ni<\/strong><\/td>\n\u00a0Cu<\/strong><\/td>\n<\/tr>\n
ti\u00eau chu\u1ea9n<\/td>\n\u22640,10<\/td>\n\u22640,030<\/td>\n0.4-0.65<\/td>\n\u22640,030<\/td>\n\u22640,030<\/td>\n\u22640,20<\/td>\n0.30<\/td>\n\u22640,35<\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n0.060<\/td>\n0.015<\/td>\n0.48<\/td>\n0.012<\/td>\n0.016<\/td>\n0.017<\/td>\n0.022<\/td>\n0.12<\/td>\n<\/tr>\n
T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a kim lo\u1ea1i ph\u1ee7 H08A<\/strong><\/td>\n<\/tr>\n
C\u00e1c b\u00e0i ki\u1ec3m tra (v\u1edbi m\u00e1y h\u00e0n 101)<\/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 ch\u1eef V (J) \u1edf -30\u00b0C<\/strong><\/td>\n<\/tr>\n
ti\u00eau chu\u1ea9n<\/td>\n420-600<\/td>\n\u2265330<\/td>\n\u226522<\/td>\n\u226527<\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n485<\/td>\n380<\/td>\n30<\/td>\n98<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

2. H08Mn tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n GB\/T5293 SU26 v\u00e0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi ti\u00eau chu\u1ea9n AWS EM12.<\/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 H08Mn (%)<\/strong><\/td>\n<\/tr>\n
ph\u1ea7n t\u1eed<\/strong><\/td>\nC<\/strong><\/td>\n\u00a0S<\/strong><\/td>\n\u00a0Mn<\/strong><\/td>\n\u00a0Si<\/strong><\/td>\n\u00a0P<\/strong><\/td>\n\u00a0Cr<\/strong><\/td>\n\u00a0Ni<\/strong><\/td>\n\u00a0Cu<\/strong><\/td>\n<\/tr>\n
ti\u00eau chu\u1ea9n<\/td>\n\u22640,10<\/td>\n\u22640,030<\/td>\n0.8-1.1<\/td>\n\u22640,070<\/td>\n\u22640,030<\/td>\n\u22640,20<\/td>\n\u22640,30<\/td>\n\u22640,35<\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n0.066<\/td>\n0.007<\/td>\n0.48<\/td>\n0.038<\/td>\n0.010<\/td>\n0.027<\/td>\n0.012<\/td>\n0.11<\/td>\n<\/tr>\n
T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a kim lo\u1ea1i h\u00e0n H08Mn<\/strong><\/td>\n<\/tr>\n
C\u00e1c h\u1ea1ng m\u1ee5c th\u1eed nghi\u1ec7m (k\u1ebft h\u1ee3p v\u1edbi m\u00e1y h\u00e0n 301)<\/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 h\u00ecnh ch\u1eef V (J)<\/strong>
\n-30\u00b0C<\/strong><\/td>\n<\/tr>\n
ti\u00eau chu\u1ea9n<\/td>\n430-600<\/td>\n\u2265330<\/td>\n\u226522<\/td>\n\u226527<\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n525<\/td>\n415<\/td>\n30<\/td>\n102<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

3. H10Mn2 tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n GB\/T5293 SU34 v\u00e0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi ti\u00eau chu\u1ea9n AWS EH14.<\/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 H10Mn2 (%)<\/strong><\/td>\n<\/tr>\n
ph\u1ea7n t\u1eed<\/strong><\/td>\nC<\/strong><\/td>\n\u00a0S<\/strong><\/td>\n\u00a0Mn<\/strong><\/td>\n\u00a0Si<\/strong><\/td>\n\u00a0P<\/strong><\/td>\n\u00a0Cr<\/strong><\/td>\n\u00a0Ni<\/strong><\/td>\n\u00a0Cu<\/strong><\/td>\n<\/tr>\n
ti\u00eau chu\u1ea9n<\/td>\n\u22640,12<\/td>\n\u22640,030<\/td>\n1.5-1.9<\/td>\n\u22640,070<\/td>\n\u22640,030<\/td>\n\u22640,20<\/td>\n\u22640,30<\/td>\n\u22640,35<\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n0.068<\/td>\n0.012<\/td>\n1.7<\/td>\n0.020<\/td>\n0.011<\/td>\n0.013<\/td>\n0.007<\/td>\n0.12<\/td>\n<\/tr>\n
C\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a kim lo\u1ea1i h\u00e0n H10Mn2<\/strong><\/td>\n<\/tr>\n
C\u00e1c b\u00e0i ki\u1ec3m tra (v\u1edbi m\u00e1y h\u00e0n 101)<\/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 h\u00ecnh ch\u1eef V (J)<\/strong>
\n-30\u00b0C<\/strong><\/td>\n<\/tr>\n
ti\u00eau chu\u1ea9n<\/td>\n490-660<\/td>\n\u2265400<\/td>\n\u226522<\/td>\n\u226527<\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n556<\/td>\n430<\/td>\n30<\/td>\n110<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

4. EM12 tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n GB\/T5293 SU22<\/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 EM12 (%)<\/strong><\/td>\n<\/tr>\n
ph\u1ea7n t\u1eed<\/strong><\/td>\nC<\/strong><\/td>\nS<\/strong><\/td>\nMn<\/strong><\/td>\nSi<\/strong><\/td>\nP<\/strong><\/td>\nCr<\/strong><\/td>\nNi<\/strong><\/td>\nCu<\/strong><\/td>\n<\/tr>\n
ti\u00eau chu\u1ea9n<\/td>\n\u22640,15<\/td>\n\u22640,025<\/td>\n0.8-1.4<\/td>\n\u22640,15<\/td>\n\u22640,025<\/td>\n\u22640,15<\/td>\n\u22640,15<\/td>\n\u22640,40<\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n0.070<\/td>\n0.012<\/td>\n0.91<\/td>\n0.04<\/td>\n0.006<\/td>\n0.013<\/td>\n0.013<\/td>\n0.27<\/td>\n<\/tr>\n
C\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a kim lo\u1ea1i h\u00e0n EM12<\/strong><\/td>\n<\/tr>\n
C\u00e1c b\u00e0i ki\u1ec3m tra (v\u1edbi m\u00e1y h\u00e0n 101)<\/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 h\u00ecnh ch\u1eef V (J)<\/strong>
\n-30\u00b0C<\/strong><\/td>\n<\/tr>\n
ti\u00eau chu\u1ea9n<\/td>\n430-600<\/td>\n\u2265330<\/td>\n\u226520<\/td>\n\u226527<\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n500<\/td>\n410<\/td>\n27<\/td>\n80<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

5. EH14 tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n GB\/T5293 SU41 AWS EH14<\/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 EH14 (%)<\/strong><\/td>\n<\/tr>\n
ph\u1ea7n t\u1eed<\/strong><\/td>\nC<\/strong><\/td>\nS<\/strong><\/td>\nMn<\/strong><\/td>\nSi<\/strong><\/td>\nP<\/strong><\/td>\nCr<\/strong><\/td>\nNi<\/strong><\/td>\nCu<\/strong><\/td>\n<\/tr>\n
ti\u00eau chu\u1ea9n<\/td>\n\u22640,20<\/td>\n\u22640,025<\/td>\n1.6-2.3<\/td>\n\u22640,15<\/td>\n\u22640,025<\/td>\n\u22640,15<\/td>\n\u22640,15<\/td>\n\u22640,40<\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n0.08<\/td>\n0.011<\/td>\n1.9<\/td>\n0.07<\/td>\n0.014<\/td>\n0.018<\/td>\n0.008<\/td>\n0.25<\/td>\n<\/tr>\n
T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a kim lo\u1ea1i h\u00e0n EH14<\/strong><\/td>\n<\/tr>\n
C\u00e1c b\u00e0i ki\u1ec3m tra (v\u1edbi m\u00e1y h\u00e0n 101)<\/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 h\u00ecnh ch\u1eef V (J)<\/strong>
\n-30\u00b0C<\/strong><\/td>\n<\/tr>\n
ti\u00eau chu\u1ea9n<\/td>\n490-670<\/td>\n\u2265390<\/td>\n\u226518<\/td>\n\u226547<\/td>\n<\/tr>\n
Gi\u00e1 tr\u1ecb v\u00ed d\u1ee5<\/td>\n566<\/td>\n448<\/td>\n25<\/td>\n102<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n