Tsawg-alloy steels X70 kab hlau E81T5-GC weld fabrication khoom
CHEMICAL COMPNET:
ALLOY (wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Al |
GB/T RULES | 0.15 | 0.5-1.75 Nws | 0.80 ib | - | 1.00-2.00 Nws | 0.35 Nws | 0.03 ib | 0.03 ib | - |
AWS RULES | - | - | - | - | - | - | - | - | - |
EXAMPLE VALUE | 0.065 ib | 1.00 Nws | 0.1 | 0.01 ib | 1.8 | 0.01 ib | 0.01 ib | 0.002 ib | 1.00 Nws |
MECHANICAL PROPERTY:
QHOV TSEEB | YIELD zog (MPa) | EXTENSION zog (MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | Kev kho cua sov ° Cxh | |||||
GB/T RULES | 460 | 550-740 Ib | 27/-40 Nws | 17 | AW | |||||
AWS RULES | 460 | 550-690 : kuv | - | 19 | AW | |||||
EXAMPLE VALUE | 510 | 585 ib | 150/-40 | 25 | AW |
WELDING PARAMETERS pom zoo:
DIAMETERS SPECIFICATIONS (mm) | 1.2 / Tsis siv neeg vuam | 1.4 / Tsis siv neeg vuam | 1.6 / Semi-automatic vuam | |||||||
Sau | Capping | Sau | Capping | |||||||
Volt | 23-25 | 20-22 | 24-27 | 22-24 | 21-24 | |||||
Amp | 220-260 : kuv | 180-200 Nws | 240-300 Nws | 190-220 : kuv | 200-250 | |||||
Qhuav Extension Length (mm) | 15-20 | 15-20 | 15-20 | 15-20 | 15-20 | |||||
Gas ntws (l / min) | 15-25 | 15-25 | 15-25 | 15-25 | 15-25 |
Flux-cored vuam hlau, 550Mpa alkaline low-alloy steel.
Zoo nkauj sib sau, zoo slag tshem tawm, tsis muaj pa luam yeeb, nrog zoo heev vuam tshuab, haum rau ntsug downward vuam.
Nws muaj qhov kub tsis zoo toughness, tawg tsis kam thiab porosity kuj.
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Harbin Electric - Sanmen, Haiyang MSR
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Carbon steel, stainless hlau ntauwd vuam
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2.3 lab barrels ntawm SBM Fast4ward FPSO
CHEMICAL COMPNET:
ALLOY (wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Al |
GB/T RULES | 0.15 | 0.5-1.75 Nws | 0.80 ib | - | 1.00-2.00 Nws | 0.35 Nws | 0.03 ib | 0.03 ib | - |
AWS RULES | - | - | - | - | - | - | - | - | - |
EXAMPLE VALUE | 0.065 ib | 1.00 Nws | 0.1 | 0.01 ib | 1.8 | 0.01 ib | 0.01 ib | 0.002 ib | 1.00 Nws |
MECHANICAL PROPERTY:
QHOV TSEEB | YIELD zog (MPa) | EXTENSION zog (MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | Kev kho cua sov ° Cxh | |||||
GB/T RULES | 460 | 550-740 Ib | 27/-40 Nws | 17 | AW | |||||
AWS RULES | 460 | 550-690 : kuv | - | 19 | AW | |||||
EXAMPLE VALUE | 510 | 585 ib | 150/-40 | 25 | AW |
WELDING PARAMETERS pom zoo:
DIAMETERS SPECIFICATIONS (mm) | 1.2 / Tsis siv neeg vuam | 1.4 / Tsis siv neeg vuam | 1.6 / Semi-automatic vuam | |||||||
Sau | Capping | Sau | Capping | |||||||
Volt | 23-25 | 20-22 | 24-27 | 22-24 | 21-24 | |||||
Amp | 220-260 : kuv | 180-200 Nws | 240-300 Nws | 190-220 : kuv | 200-250 | |||||
Qhuav Extension Length (mm) | 15-20 | 15-20 | 15-20 | 15-20 | 15-20 | |||||
Gas ntws (l / min) | 15-25 | 15-25 | 15-25 | 15-25 | 15-25 |
Sau koj cov lus ntawm no thiab xa tuaj rau peb