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ER70S-6(SG2)
Application: Suitable for welding the relevant strength carbon steel and low alloy steel structures.It can be used for welding engineering machinery,bridge construction,ships, vehicle manufacturing,petrochemical industres ec.
Characteristics: The YH50-6 is featured with less welding splash,nice welding appearance,high deposition efficency,small porosity sensitivity of deposited metal,and good weldability in allposition for wide range of welding currents.
Chemical Compostion Of Welding Wires:(Mass Fraction)
| Item | C | Mn | Si | S | P | Ni | Cr | Mo | V | Cu |
| Guarantee Value | 0.06-0.14 | 1.40-1.60 | 0.80-1.00 | ≤0.025 | ≤0.025 | ≤0.15 | ≤0.15 | ≤0.15 | ≤0.03 | ≤0.35 |
| Typical Value | 0.08 | 1.50 | 0.85 | 0.012 | 0.013 | 0.03 | 0.03 | 0.013 | 0.010 | 0.15 |
Mechanical Property of Deposited Metal
| Item | Tesile strenght | Yield strength | Elongation | Impact value KV₂ (J) | Shielding | |
| Rm/MPa | ReL/Rp0.2 MPa | A% | -30℃ | 40℃ | Gas | |
| Guarantee Value | 500-640 | ≥420 | ≥20 | ≥47 | ≥47 | CO₂ |
| Typical Value | 545 | 435 | 30 | 98、110、122 | 80、89、102 | |
Recommended Welding Parameter:(DC+)
| Wire Size(mm) | 0.8 | 1.0 | 1.2 | 1.4 | 1.6 |
| Welding Voltage (V) | 22-26 | 22-28 | 24-30 | 26-32 | 28-34 |
| Welding Current(A) | 50-150 | 70-230 | 100-300 | 120-340 | 240-380 |
| Gas Flow(L/min) | 15 | 15-20 | 15-25 | 20-25 | 20-25 |
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