Especially good for seawater corrosion resistance. Particularly suitable for the joining and overlay welding of copper nickel such as machinery,desalting of seawater,ship-building,oil refinery, and food processing industries.
| Standard | Alloy | Chemical Composition(%) | Melting Range | |
| Solidus | Liquidus | |||
| BS EN14640 | CuNi10 | Cu:Bal. Fe:0.5-2.0 Mn:0.5-1.5 Ni:9.0-11.0 Si:0.2 Ti:0.1-0.5 Other:0.5 | 1100℃ | 1145℃ |
| AWS A5.7 BS EN14640 | ERCuNi CuNi30 | Cu:Bal. Fe:0.4-0.75 Mn:1.0 Ni:29.0-32.0 Si:0.25 Ti:0.2-0.5 Other:0.5 | 1180℃ | 1240℃ |
Shapes:
 | Rods | φ1.6-4.0mm Length: 200-1000mm |
 | Wires | Spools:φ0.6-1.6mm Coils: 0.6-4.0mm |