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Golden Bridge

Golden Bridge E7018-G (J507FeNi) Electrode

Golden Bridge E7018-G (J507FeNi) Electrode

SKU:J507FENI-3/32-11

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J507FeNi




J507FeNi is a low-alloy steel welding electrode with Fe powder low-hydrogen sodium coating which adopts DCEP connection method. The product is designed for all positions welding and has excellent welding performance and good low-temperature impact toughness.



It is applicable for welding low temperature steel pressure vessels, such as 16MnDR.

Chemical components of deposited metal (%)

Test item
C
Mn
Si
S
P
Ni
Example value 0.070 1.12 0.35 0.006 0.016 1.40
 

Mechanical properties of deposited metal (620℃×1h heat treatment)

Test item
Rm
(MPa)
ReL/Rp0.2
(MPa)
A
(%)
KV2(J)
-40℃
Example value 575 460 30 140
X-ray flaw detection requirements: Level I

Reference current (DC+)

Welding electrode diameter (mm)
Φ3.2
Φ4.0
Φ5.0
Welding current (A) 90-120 120-180 160-210
 




1. The welding electrode should be baked at about 350℃ for 1h before welding, and it should be preheated only upon use.
2. Impurities such as rust, oil stain and moisture must be cleared off of the work piece before welding.