Tsawg-alloy steels phau ntawv electrode E8018-W2 Soldering makings
CHEMICAL COMPNET:
ALLOY (wt%) | C | Mn | Si | Ni | Cr | Mo | Cu | P | S |
GB/T RULES | 0.12 | 0.50-1.30 Nws | 0.35-0.80 Nws | 0.40-0.80 Nws | 0.45-0.70 Nws | - | 0.30-0.75 Nws | 0.035 ib | 0.035 ib |
AWS RULES | 0.12 | 0.50-1.30 Nws | 0.35-0.80 Nws | 0.40-0.80 Nws | 0.45-0.70 Nws | - | 0.30-0.75 Nws | 0.035 ib | 0.035 ib |
EXAMPLE VALUE | 0.056 ib | 1.03 ib | 0.46 ib | 0.42 ib | 0.53 ib | 0.003 ib | 0.32 ib | 0.014 ib | 0.009 ib |
MECHANICAL PROPERTY:
QHOV TSEEB | YIELD zog (MPa) | EXTENSION zog (MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | Kev kho cua sov ° Cxh | |||||
GB/T RULES | 460 | 550 | 27/-20 ib | 17 | AW | |||||
AWS RULES | 460 | 550 | 27/-20 ib | 19 | AW | |||||
EXAMPLE VALUE | 520 | 590 ua | 160/-20 | 25 | 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 heev 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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JU2000E jack-up drilling rig
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Vuam cov ntaub ntawv rau ntim
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Platform Supply Vessel (PSV)
CHEMICAL COMPNET:
ALLOY (wt%) | C | Mn | Si | Ni | Cr | Mo | Cu | P | S |
GB/T RULES | 0.12 | 0.50-1.30 Nws | 0.35-0.80 Nws | 0.40-0.80 Nws | 0.45-0.70 Nws | - | 0.30-0.75 Nws | 0.035 ib | 0.035 ib |
AWS RULES | 0.12 | 0.50-1.30 Nws | 0.35-0.80 Nws | 0.40-0.80 Nws | 0.45-0.70 Nws | - | 0.30-0.75 Nws | 0.035 ib | 0.035 ib |
EXAMPLE VALUE | 0.056 ib | 1.03 ib | 0.46 ib | 0.42 ib | 0.53 ib | 0.003 ib | 0.32 ib | 0.014 ib | 0.009 ib |
MECHANICAL PROPERTY:
QHOV TSEEB | YIELD zog (MPa) | EXTENSION zog (MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | Kev kho cua sov ° Cxh | |||||
GB/T RULES | 460 | 550 | 27/-20 ib | 17 | AW | |||||
AWS RULES | 460 | 550 | 27/-20 ib | 19 | AW | |||||
EXAMPLE VALUE | 520 | 590 ua | 160/-20 | 25 | 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