Specifications:
- AWS Class: ERCuNi
- Welding Processes: MIG (GMAW) and TIG (GTAW)
Applications:
Welding and joining of nickel-copper alloys to themselves and other materials. Used in marine, petrochemical, and aerospace industries for components requiring corrosion resistance and high-temperature strength.
Chemical Composition:
| Element | Weight % |
|---|---|
| Copper (Cu) | 65.0% |
| Nickel (Ni) | 30.0% |
| Iron (Fe) | 1.0% |
| Manganese (Mn) | 0.5% |
| Other Elements | Trace |
Mechanical Properties:
| Property | Typical Value |
|---|---|
| Tensile Strength | 55,000 psi (380 MPa) |
| Yield Strength (0.2%) | 28,000 psi (195 MPa) |
| Elongation | 30% |
| Hardness (Rockwell B) | 70 HRB |
Sizes Available:
- Diameter Range: 0.035" - 0.045" (MIG), 1/16" - 3/32" (TIG)
- Length: 36" (MIG), 36" (TIG)
Packaging:
Spools for MIG welding
Rods in lengths for TIG welding
Additional Information:
- Welding Position: All positions
- Shielding Gas: Argon for TIG welding
- Preheat and Interpass Temperature: Consult welding procedure specifications (WPS)
- Post Weld Heat Treatment (PWHT): Not generally required
Storage and Handling:
Store in a cool, dry place
Protect from moisture and contaminants
BRANDS AVAILABLE IN AWS ERCuNi Welding Rods:
ESAB, Bohler, UTP, Special metals, Daiko, Selectarc, Nova metal, D&H, Ador
**Disclaimer:
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