Tsawg-alloy steels X80 pipeline steel E91T5-GC weld fabrication accessories
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 | 0.15 | 1.00-2.00 Nws | 0.35 Nws | 0.03 ib | 0.03 ib | - |
AWS RULES | - | - | - | - | - | - | - | - | - |
EXAMPLE VALUE | 0.06 ib | 1.20 | 0.1 | 0.02 ib | 1.8 | 0.15 | 0.01 ib | 0.002 ib | 0.80 ib |
MECHANICAL PROPERTY:
QHOV TSEEB | YIELD zog (MPa) | EXTENSION zog (MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | Kev kho cua sov ° Cxh | |||||
GB/T RULES | 540 | 620-820 : kuv | 27/-40 Nws | 15 | AW | |||||
AWS RULES | 540 | 620-760 : kuv | - | - | AW | |||||
EXAMPLE VALUE | 580 | 650 | 140/-40 Nws | 25 | AW |
WELDING PARAMETERS pom zoo:
DIAMETERS SPECIFICATIONS (mm) | 1.2 / Tsis siv neeg vuam | 1.6 / Semi-automatic vuam | ||||||
Sau | Capping | |||||||
Volt | 23-25 | 20-22 | 21-24 | |||||
Amp | 220-260 : kuv | 180-200 Nws | 200-250 | |||||
Qhuav Extension Length (mm) | 15-20 | 15-20 | 15-20 | |||||
Gas ntws (l / min) | 15-25 | 15-25 | 15-25 |
Flux-cored vuam hlau, 620Mpa 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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3000m dej tob semi-submersible drilling platform "Haiyang Shiyou 981"
Harbin hluav taws xob peb qhov rooj CMT
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Zhangjiagang Hanzhong Cryogenic Technology Co., Ltd. Cryogenic cia thawv
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 | 0.15 | 1.00-2.00 Nws | 0.35 Nws | 0.03 ib | 0.03 ib | - |
AWS RULES | - | - | - | - | - | - | - | - | - |
EXAMPLE VALUE | 0.06 ib | 1.20 | 0.1 | 0.02 ib | 1.8 | 0.15 | 0.01 ib | 0.002 ib | 0.80 ib |
MECHANICAL PROPERTY:
QHOV TSEEB | YIELD zog (MPa) | EXTENSION zog (MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | Kev kho cua sov ° Cxh | |||||
GB/T RULES | 540 | 620-820 : kuv | 27/-40 Nws | 15 | AW | |||||
AWS RULES | 540 | 620-760 : kuv | - | - | AW | |||||
EXAMPLE VALUE | 580 | 650 | 140/-40 Nws | 25 | AW |
WELDING PARAMETERS pom zoo:
DIAMETERS SPECIFICATIONS (mm) | 1.2 / Tsis siv neeg vuam | 1.6 / Semi-automatic vuam | ||||||
Sau | Capping | |||||||
Volt | 23-25 | 20-22 | 21-24 | |||||
Amp | 220-260 : kuv | 180-200 Nws | 200-250 | |||||
Qhuav Extension Length (mm) | 15-20 | 15-20 | 15-20 | |||||
Gas ntws (l / min) | 15-25 | 15-25 | 15-25 |
Sau koj cov lus ntawm no thiab xa tuaj rau peb