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to Cast copper-nickel alloys and Nickel Silvers
to Properties of copper alloys
(submitted by the website administration)
| Cast copper alloy C97300 (Nickel-Silver 12% Ni) | ||||
| Chemical composition: Ni=12.5%, Zn=21%, Sn=2.3%, Pb=9.5% Cu=balance | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 8.89 *10³ | kg/m³ | 555 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 110 | GPa | 16000 | ksi |
| Thermal expansion (20 ºC) | 16.2*10-6 | ºCˉ¹ | 9.0*10-6 | in/(in* ºF) |
| Specific heat capacity | 377 | J/(kg*K) | 0.090 | BTU/(lb*ºF) |
| Thermal conductivity | 28.6 | W/(m*K) | 198 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 30.3*10-8 | Ohm*m | 30.3*10-6 | Ohm*cm |
| Tensile strength (sand cast) | 241 | MPa | 35000 | psi |
| Yield strength (sand cast) | 117 | MPa | 17000 | psi |
| Elongation (sand cast) | 20 | % | 20 | % |
| Hardness (sand cast) | 55 | HB(500) | 55 | HB(500) |
| Liquidus temperature | 1040 | ºC | 1904 | ºF |
| Solidus temperature | 1010 | ºC | 1850 | ºF |
