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to Properties of copper alloys
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| Cast copper alloy C92700 (Leaded Tin Bronze) | ||||
| Chemical composition: Sn=10.0%, Pb=1.8%, Cu=88.2% | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 8.78 *10³ | kg/m³ | 548 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 110 | GPa | 16000 | ksi |
| Thermal expansion (20 ºC) | 18.0*10-6 | ºCˉ¹ | 10.0*10-6 | in/(in* ºF) |
| Specific heat capacity | 377 | J/(kg*K) | 0.090 | BTU/(lb*ºF) |
| Thermal conductivity | 47.0 | W/(m*K) | 326 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 15.6*10-8 | Ohm*m | 15.6*10-6 | Ohm*cm |
| Tensile strength (sand cast) | 290 | MPa | 42000 | psi |
| Yield strength (sand cast) | 145 | MPa | 21000 | psi |
| Elongation (sand cast) | 20 | % | 20 | % |
| Hardness (sand cast) | 77 | HB(500) | 77 | HB(500) |
| Liquidus temperature | 982 | ºC | 1800 | ºF |
| Solidus temperature | 843 | ºC | 1550 | ºF |