Low-Alloy Steels Manual Electrode E7016-C2L Reactor components weld
The main composition is 3.5%Ni steel, low hydrogen potassium type hand welding rod, at -75C operating temperature, its melting
The impact toughness of the metal is excellent.
Stable arc, less splash, good molding, easy slag removal, X-Rav performance is excellent.
CHEMICAL COMPONET:
ALLOY(wt%) | C | Si | Mn | P | S | Ni | Cr | Mo | Other | |
GB/T RULES | 0.038 | 0.19 | 0.64 | 0.006 | 0.004 | 3.56 | 0.033 | 0.8 | - |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | Elongation(%) | IMAPACT VALUE J/℃ | Heat treatment °C*h | |||||
GB/T RULES | 475 | 550 | 28 | 65/-100 | 620*1 |
RECOMMENDED WELDING PARAMETERS:
DIAMETERS SPECIFICATIONS(mm) | 2.6*350 | 3.2*350 | 4.0*400 | 5.0*400 | |||||
ELECTRICITY (Amp) |
H/W | 70-100 | 100-140 | 140-180 | 180-230 | ||||
O/W | 60-90 | 90-130 | 120-160 | - |
Reactor internals
-
Qinghai Youjian Wunan oilfield
-
308,000 tons VLCC crude oil ship
CHEMICAL COMPONET:
ALLOY(wt%) | C | Si | Mn | P | S | Ni | Cr | Mo | Other | |
GB/T RULES | 0.038 | 0.19 | 0.64 | 0.006 | 0.004 | 3.56 | 0.033 | 0.8 | - |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | Elongation(%) | IMAPACT VALUE J/℃ | Heat treatment °C*h | |||||
GB/T RULES | 475 | 550 | 28 | 65/-100 | 620*1 |
RECOMMENDED WELDING PARAMETERS:
DIAMETERS SPECIFICATIONS(mm) | 2.6*350 | 3.2*350 | 4.0*400 | 5.0*400 | |||||
ELECTRICITY (Amp) |
H/W | 70-100 | 100-140 | 140-180 | 180-230 | ||||
O/W | 60-90 | 90-130 | 120-160 | - |
Write your message here and send it to us