Low-alloy steels Manual electrode E8018-B2 metal Jointing data
Iron powder low hydrogen potassium type hand welding rod, stable arc
Less splash, good molding, easy to remove slag X-Ray performance;
Stable mechanical properties, high impact toughness can be maintained under heat treatment conditions.
CHEMICAL COMPONET:
ALLOY(wt%) | C | Si | Mn | P | S | Ni | Cr | Mo | Other |
GB/T RULES | 0.073 | 0.35 | 0.75 | 0.013 | 0.01 | 0.016 | 1.25 | 0.5 | - |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | Elongation(%) | IMAPACT VALUE J/℃ | Heat treatment °C*h | |||||
GB/T RULES | 465 | 590 | 21 | 145/Normal temperature | 690*1 |
RECOMMENDED WELDING PARAMETERS:
DIAMETERS SPECIFICATIONS(mm) | 3.2*350 | 4.0*400 | 5.0*400 | ||||
ELECTRICITY (Amp) |
H/W | 90-130 | 140-190 | 190-240 | |||
O/W | 80-120 | 120-160 | - |
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400,000 tons ore carrier
Haiyang Nuclear Power Plant
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Sino-russian eastern front
CHEMICAL COMPONET:
ALLOY(wt%) | C | Si | Mn | P | S | Ni | Cr | Mo | Other |
GB/T RULES | 0.073 | 0.35 | 0.75 | 0.013 | 0.01 | 0.016 | 1.25 | 0.5 | - |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | Elongation(%) | IMAPACT VALUE J/℃ | Heat treatment °C*h | |||||
GB/T RULES | 465 | 590 | 21 | 145/Normal temperature | 690*1 |
RECOMMENDED WELDING PARAMETERS:
DIAMETERS SPECIFICATIONS(mm) | 3.2*350 | 4.0*400 | 5.0*400 | ||||
ELECTRICITY (Amp) |
H/W | 90-130 | 140-190 | 190-240 | |||
O/W | 80-120 | 120-160 | - |
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