Suitable for welding structural steels with a tensile strength grade of 490MPa. Common application fields include ships, bridges, engineering machinery, marine engineering, coal mine machinery, and construction machinery.
It is a rutile-type gas-shielded flux-cored welding wire, featuring excellent welding process performance, soft and stable arc, low spatter, easy slag removal, beautiful weld formation, and high welding efficiency. The deposited metal has excellent low-temperature toughness at -40℃ and good crack resistance.
DC Reverse Polarity (DC+)
100% CO₂
Chemical composition of welding wire example :(mass percentage) %
| Test Item | C | Mn | Si | P | S | Ni |
| GB/T Standard | ≤0.18 | ≤2.00 | ≤0.90 | ≤0.030 | ≤0.030 | ≤0.50 |
| Typical Value | 0.05 | 1.28 | 0.35 | 0.011 | 0.009 | 0.42 |
Mechanical Property Test Table of Deposited Metal
| Test Item | Rₘ (MPa) | RₑL/Rₚ₀.₂ (MPa) | A (%) | KV₂ (J) -40℃ |
| GB/T Standard | 490~670 | ≥390 | ≥18 | ≥27 |
| Typical Value | 560 | 490 | 28 | 130 |