CuNi2Sn is a copper-nickel-tin ternary alloy that combines the corrosion resistance of cupronickel systems with tin's strengthening and wear-resistance characteristics. This material is primarily encountered in marine and corrosion-critical applications where seawater exposure demands exceptional resistance to dezincification and biofouling, as well as in bearing and friction applications where tin provides solid-solution strengthening and improved machinability. Engineers select this alloy family when standard brasses prove inadequate in harsh chloride environments or when cost-effective alternatives to pure cupronickel are needed without sacrificing performance.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 148.8 | GPa | — | ||
Poisson's Ratio(ν) | 0.4300 | - | — | ||
Shear Modulus(G) | 47.58 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 9.278 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -12.85 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.01700 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -0.1296 | eV/atom | — | ||
| ↳ | -0.1151 | eV/atom | — |