welding rod
original golden bridge from tianjin golden bridge factory.
C | Mn | Si | S | P |
0.12 | 0.3-0.6 | ≤0.35 | ≤0.035 | ≤0.040 |
Test item | Tensile strength MPa | Yield strength MPa | Elongation | Impact value(J) |
Guaranteed | ≥420 | ≥330 | ≥17 | |
Tested | 460-540 | 340 | 18-26 | 50-75 |
X-ray radiographic inspection: grade
Weld rod diameter(mm) | 2.5 | 3.2 | |||
Welding current(A) | 50-90 | 90-130 |
welding rod
