Tsawg-alloy steels phau ntawv electrode E7018-W1 Soldering txuas
CHEMICAL COMPNET:
ALLOY (wt%) | C | Mn | Si | Ni | Cr | Mo | V | Cu | P | S |
GB/T RULES | 0.12 | 0.40-0.70 Nws | 0.40-0.70 Nws | 0.20-0.40 Nws | 0.15-0.30 Nws | - | 0.08 ib | 0.30-0.60 Nws | 0.03 ib | 0.03 ib |
AWS RULES | 0.12 | 0.40-0.70 Nws | 0.40-0.70 Nws | 0.20-0.40 Nws | 0.15-0.30 Nws | - | 0.08 ib | 0.30-0.60 Nws | 0.03 ib | 0.03 ib |
EXAMPLE VALUE | 0.052 ib | 0.55 ib | 0.5 | 0.33 ib | 0.27 ib | 0.008 ib | 0.03 ib | 0.43 ib | 0.015 ib | 0.008 ib |
MECHANICAL PROPERTY:
QHOV TSEEB | YIELD zog (MPa) | EXTENSION zog (MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | Kev kho cua sov ° Cxh | |||||
GB/T RULES | 420 | 490 ib | 27/-20 ib | 20 | AW | |||||
AWS RULES | 415 | 490 ib | 27/-20 ib | 22 | AW | |||||
EXAMPLE VALUE | 470 ib | 560 | 150/-20 | 26 | AW |
WELDING PARAMETERS pom zoo:
DIAMETERS SPECIFICATIONS (mm) | 2.6 * 350 | 3.2 * 350 | 4.0 * 400 | 5.0 * 400 hli | ||||
ELECTRICITY (Amp) | H/W | 80-110 : kuv | 100-130 Nws | 130-180 Nws | 170-210 : kuv | |||
O/W | 60-100 | 80-120 : kuv | 120-160 : kuv | - |
Hlau hmoov tsis tshua muaj hydrogen hom tes electrode, vim nws cov hlau molten muaj Cu, Ni, Cr.
Yog li ntawd nws muaj zoo atmospheric corrosion kuj, zoo cracking kuj.
Ruaj khov arc, tsis tshua muaj txaws, zoo tsim, yooj yim slag tshem tawm, X-Ray kev ua tau zoo heev.
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Zhejiang Petrochemical 40 lab tons / xyoo refining thiab tshuaj integration project
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Vuam khoom rau Silencer
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YAMAL LNG project
CHEMICAL COMPNET:
ALLOY (wt%) | C | Mn | Si | Ni | Cr | Mo | V | Cu | P | S |
GB/T RULES | 0.12 | 0.40-0.70 Nws | 0.40-0.70 Nws | 0.20-0.40 Nws | 0.15-0.30 Nws | - | 0.08 ib | 0.30-0.60 Nws | 0.03 ib | 0.03 ib |
AWS RULES | 0.12 | 0.40-0.70 Nws | 0.40-0.70 Nws | 0.20-0.40 Nws | 0.15-0.30 Nws | - | 0.08 ib | 0.30-0.60 Nws | 0.03 ib | 0.03 ib |
EXAMPLE VALUE | 0.052 ib | 0.55 ib | 0.5 | 0.33 ib | 0.27 ib | 0.008 ib | 0.03 ib | 0.43 ib | 0.015 ib | 0.008 ib |
MECHANICAL PROPERTY:
QHOV TSEEB | YIELD zog (MPa) | EXTENSION zog (MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | Kev kho cua sov ° Cxh | |||||
GB/T RULES | 420 | 490 ib | 27/-20 ib | 20 | AW | |||||
AWS RULES | 415 | 490 ib | 27/-20 ib | 22 | AW | |||||
EXAMPLE VALUE | 470 ib | 560 | 150/-20 | 26 | AW |
WELDING PARAMETERS pom zoo:
DIAMETERS SPECIFICATIONS (mm) | 2.6 * 350 | 3.2 * 350 | 4.0 * 400 | 5.0 * 400 hli | ||||
ELECTRICITY (Amp) | H/W | 80-110 : kuv | 100-130 Nws | 130-180 Nws | 170-210 : kuv | |||
O/W | 60-100 | 80-120 : kuv | 120-160 : kuv | - |
Sau koj cov lus ntawm no thiab xa tuaj rau peb