High Carbon steels SAW welding wire F7A2-EM12K and welding flux welding connection
Used for -30C impact required environment, shipbuilding, steel structure, heavy machinery and other equipment welding.
What are the characieristics?
●Submerged arc welding wire for 480MPa grade high strength steel; With GXL-301 flux welding, welding arc combustion is stable, easy to remove slag, beautiful welding pass forming.
●The weld metal has good mechanical properties and high pass rate of X - ray.
Product Parameter
CHEMICAL COMPONET:
| ALLOY(wt%) | C | Si | Mn | P | S | Ni | Mo | Other |
| GB/T RULES | 0.064 | 0.61 | 1.61 | 0.026 | 0.007 | - | - | - |
MECHANICAL PROPERTY:
| PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | ELONGATION % | IMAPACT VALUE J/℃ | Heat treatment °C*h | ||||
| GB/T RULES | 480 | 583 | 27 | 53/-30 | AW | ||||
RECOMMENDED WELDING PARAMETERS:
| DIAMETERS SPECIFICATIONS(mm) | 3.2 | 4.0 | 5.0 | |||||
| Voltage(Volt) | 28-32 | 28-32 | 28-34 | |||||
| Electricity(Amp) | 400-550 | 500-650 | 500-750 | |||||
| Speed(mm/min) | 300-420 | 400-480 | 400-580 | |||||
| Dry stretch length(mm) | 22-26 | 30-34 | 38-42 | |||||
Mode of transportation
●Motor transport
●Shipping
Our warehouse
We participate in the program
●308,000 tons VLCC crude oil ship
●Zhenhai Refining Project of 1 million tons/year ethylene
Our products to the world
CHEMICAL COMPONET:
| ALLOY(wt%) | C | Si | Mn | P | S | Ni | Mo | Other |
| GB/T RULES | 0.064 | 0.61 | 1.61 | 0.026 | 0.007 | - | - | - |
MECHANICAL PROPERTY:
| PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | ELONGATION % | IMAPACT VALUE J/℃ | Heat treatment °C*h | ||||
| GB/T RULES | 480 | 583 | 27 | 53/-30 | AW | ||||
RECOMMENDED WELDING PARAMETERS:
| DIAMETERS SPECIFICATIONS(mm) | 3.2 | 4.0 | 5.0 | |||||
| Voltage(Volt) | 28-32 | 28-32 | 28-34 | |||||
| Electricity(Amp) | 400-550 | 500-650 | 500-750 | |||||
| Speed(mm/min) | 300-420 | 400-480 | 400-580 | |||||
| Dry stretch length(mm) | 22-26 | 30-34 | 38-42 | |||||
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