Specifications:
| Property | Description |
|---|---|
| AWS Classification | ERNICrMo-4 |
| Process | MIG (GMAW) / TIG (GTAW) |
| Diameter Range | 0.035" - 0.125" (MIG) / 0.040" - 0.125" (TIG) |
| Alloy Type | Nickel-based |
| Applications | Welding of nickel-chromium-molybdenum alloys for high-temperature, corrosive environments. |
| Shielding Gas (MIG) | 100% Argon or Argon-Helium mixture |
| Shielding Gas (TIG) | 100% Argon |
| Welding Positions | All positions |
Chemical Compositions:
| Element | Percentage (Typical) |
|---|---|
| Nickel (Ni) | 58.0 - 64.0% |
| Chromium (Cr) | 20.0 - 24.0% |
| Molybdenum (Mo) | 7.0 - 9.0% |
| Iron (Fe) | 3.0 - 4.0% |
| Manganese (Mn) | 1.0 - 2.5% |
| Silicon (Si) | 0.75% max |
| Carbon (C) | 0.04 - 0.15% |
| Copper (Cu) | 0.50% max |
Mechanical Properties:
| Property | Typical Value |
|---|---|
| Tensile Strength | 85,000 psi (586 MPa) |
| Yield Strength (0.2%) | 43,000 psi (296 MPa) |
| Elongation | 35% |
| Hardness (Rockwell C) | 30 - 35 HRC |
| Impact Strength | 80 - 100 ft-lb/in |
BRANDS AVAILABLE IN AWS Class ERNICrMo-4 Welding Rods:
ESAB, Bohler, UTP, Special metals, Daiko, Selectarc, Nova metal,D&H, Ador
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