Stainless steels TIG ER2594 Welding stuff
Application
It is commonly used in the Marine engineering industry and is mainly used for welding super duplex stainless steel, such as UNS S32750 and UNS J93380, and for base welding of standard duplex steel pipes, such as UNS S32205 and J92205.
CHEMICAL COMPONET:
ALLOY(wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Cu | |
GB/T RULES | 0.03 | 2.50 | 1.00 | 24.0-27.0 | 8.0-10.5 | 2.5-4.5 | 0.03 | 0.02 | 1.5 | |
AWS RULES | 0.03 | 2.50 | 1.00 | 24.0-27.0 | 8.0-10.5 | 2.5-4.5 | 0.03 | 0.02 | 1.5 | |
EXAMPLE VALUE | 0.02 | 0.65 | 0.45 | 25.26 | 9.25 | 3.7 | 0.019 | 0.001 | 0.07 |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | FN | ||||
GB/T RULES | - | - | - | - | - | ||||
AWS RULES | - | - | - | - | - | ||||
EXAMPLE VALUE | - | 858 | 245/-40 | 29.5 | 49 |
Peculiarity
The main components are 25.5%Cr-9.2%Ni-3.5%Mo-0.25N.
The weld metal has good resistance to pitting corrosion, crevice corrosion and stress corrosion because the equivalent PREN is more than 40.
Stable arc, beautiful forming, good flow of molten iron, with excellent welding process performance.
Show details
Stability of arc
Beautiful shape
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Application case
Zhenhai Refining 1 million tons/year ethylene project
Welding materials for rail cars
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CHEMICAL COMPONET:
ALLOY(wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Cu | |
GB/T RULES | 0.03 | 2.50 | 1.00 | 24.0-27.0 | 8.0-10.5 | 2.5-4.5 | 0.03 | 0.02 | 1.5 | |
AWS RULES | 0.03 | 2.50 | 1.00 | 24.0-27.0 | 8.0-10.5 | 2.5-4.5 | 0.03 | 0.02 | 1.5 | |
EXAMPLE VALUE | 0.02 | 0.65 | 0.45 | 25.26 | 9.25 | 3.7 | 0.019 | 0.001 | 0.07 |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | FN | ||||
GB/T RULES | - | - | - | - | - | ||||
AWS RULES | - | - | - | - | - | ||||
EXAMPLE VALUE | - | 858 | 245/-40 | 29.5 | 49 |
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