Golden Bridge
Golden Bridge ER70S-3 (JQ-ER50-3) TIG Rod
Golden Bridge ER70S-3 (JQ-ER50-3) TIG Rod
SKU:JQ-ER50-3-1/16-0044
JQ-ER50-3
JQ ER50-3 is a low alloy steel argon arc TIG welding wire which has excellent welding performance with optimal bead appearance, good fluidity of molten iron and excellent crack resistance. It is permitted for all positions welding. The deposited metal has excellent comprehensive mechanical properties.
The product is applicable for welding carbon steel and low alloy steel with 500MPa tensile strength, and is commonly applied in the fields such as bridges, vehicles, buildings, pipelines and so on.
Chemical composition of welding wire (%)
Chemical element
|
C
|
Mn
|
Si
|
S
|
P
|
Ni
|
Cr
|
Mo
|
V
|
Cu
|
Example value | 0.074 | 1.15 | 0.63 | 0.018 | 0.020 | 0.023 | 0.021 | 0.023 | 0.004 | 0.11 |
Mechanical properties of deposited metal
Test item
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2 (J)
-40℃ |
Example value | 541 | 440 | 27 | 85, 78, 70 |