Low-alloy steels Manual electrode E9016-B91 Seal connection
Low hydrogen potassium type hand electrode, adding a small amount of Nb, V, used at 550-650C high temperature can have excellent creep resistance
Stable arc, less splash, good molding, easy slag removal
X-Ray performance is excellent.
CHEMICAL COMPONET:
ALLOY(wt%) | C | Si | Mn | P | S | Ni | Cr | Mo | Other | |
GB/T RULES | 0.088 | 0.21 | 0.69 | 0.009 | 0.006 | 0.5 | 9.2 | 0.91 | Cu:0.02 V:0.21 Nb:0.04 N:0.03 |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | Elongation(%) | IMAPACT VALUE J/℃ | Heat treatment °C*h | |||||
GB/T RULES | 619 | 715 | 21 | 70/Normal temperature | 760*2 |
RECOMMENDED WELDING PARAMETERS:
DIAMETERS SPECIFICATIONS(mm) | 2.6*350 | 3.2*350 | 4.0*400 | 5.0*400 | |||||
ELECTRICITY (Amp) |
H/W | 70-120 | 90-130 | 140-190 | 170-220 | ||||
O/W | 60-100 | 80-120 | 120-160 | - |
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Xinjiang Kra 2 central treatment plant project
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Thermal power
application
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20,00TEU
container ship
CHEMICAL COMPONET:
ALLOY(wt%) | C | Si | Mn | P | S | Ni | Cr | Mo | Other | |
GB/T RULES | 0.088 | 0.21 | 0.69 | 0.009 | 0.006 | 0.5 | 9.2 | 0.91 | Cu:0.02 V:0.21 Nb:0.04 N:0.03 |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | Elongation(%) | IMAPACT VALUE J/℃ | Heat treatment °C*h | |||||
GB/T RULES | 619 | 715 | 21 | 70/Normal temperature | 760*2 |
RECOMMENDED WELDING PARAMETERS:
DIAMETERS SPECIFICATIONS(mm) | 2.6*350 | 3.2*350 | 4.0*400 | 5.0*400 | |||||
ELECTRICITY (Amp) |
H/W | 70-120 | 90-130 | 140-190 | 170-220 | ||||
O/W | 60-100 | 80-120 | 120-160 | - |
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