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to Wrought brasses
to Properties of copper alloys
(submitted by the website administration)
| Wrought copper alloy C26000 (Cartridge Brass) | ||||
| Chemical composition: Zn=30%, Cu=70% | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 8.53 *10³ | kg/m³ | 532 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 110 | GPa | 16000 | ksi |
| Thermal expansion (20 ºC) | 20.0*10-6 | ºCˉ¹ | 11.1*10-6 | in/(in* ºF) |
| Specific heat capacity | 377 | J/(kg*K) | 0.090 | BTU/(lb*ºF) |
| Thermal conductivity | 121 | W/(m*K) | 840 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 6.15*10-8 | Ohm*m | 6.15*10-6 | Ohm*cm |
| Tensile strength (annealed) | 338 | MPa | 49000 | psi |
| Yield strength (annealed) | 117 | MPa | 17000 | psi |
| Elongation (annealed) | 57 | % | 57 | % |
| Shear strength (annealed) | 234 | MPa | 34000 | psi |
| Fatigue strength (annealed) | 97 | MPa | 14000 | psi |
| Hardness (annealed) | 31 | R30T | 31 | R30T |
| Tensile strength (cold work) | 524 | MPa | 76000 | psi |
| Yield strength (cold work) | 434 | MPa | 63000 | psi |
| Elongation (cold work) | 8 | % | 8 | % |
| Shear strength (cold work) | 303 | MPa | 44000 | psi |
| Fatigue strength (cold work) | 145 | MPa | 21000 | psi |
| Hardness (cold work) | 73 | R30T | 73 | R30T |
| Annealing temperature | 425-750 | ºC | 800-1400 | ºF |
| Liquidus temperature | 955 | ºC | 1750 | ºF |
| Solidus temperature | 915 | ºC | 1680 | ºF |
