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to Cast manganese bronzes
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(submitted by the website administration)
| Cast copper alloy C86500 (Manganese Bronze) | ||||
| Chemical composition: Zn=39%, Mn=0.8%, Fe=1.2%, Al=1%, Cu=58% | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 8.33 *10³ | kg/m³ | 520 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 103 | GPa | 15000 | ksi |
| Thermal expansion (20 ºC) | 20.3*10-6 | ºCˉ¹ | 11.3*10-6 | in/(in* ºF) |
| Specific heat capacity | 377 | J/(kg*K) | 0.090 | BTU/(lb*ºF) |
| Thermal conductivity | 85.8 | W/(m*K) | 595 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 7.81*10-8 | Ohm*m | 7.81*10-6 | Ohm*cm |
| Tensile strength (sand cast) | 490 | MPa | 71000 | psi |
| Yield strength (sand cast) | 200 | MPa | 29000 | psi |
| Elongation (sand cast) | 30 | % | 30 | % |
| Fatigue strength (sand cast) | 138 | MPa | 20000 | psi |
| Hardness (sand cast) | 130 | HB(3000) | 130 | HB(3000) |
| Liquidus temperature | 880 | ºC | 1616 | ºF |
| Solidus temperature | 862 | ºC | 1583 | ºF |
