C70260 Copper vs. C69700 Brass
Both C70260 copper and C69700 brass are copper alloys. They have 78% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is C70260 copper and the bottom bar is C69700 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 110 |
| Elongation at Break, % | 9.5 to 19 | |
| 25 |
| Poisson's Ratio | 0.34 | |
| 0.32 |
| Shear Modulus, GPa | 44 | |
| 41 |
| Shear Strength, MPa | 320 to 450 | |
| 300 |
| Tensile Strength: Ultimate (UTS), MPa | 520 to 760 | |
| 470 |
| Tensile Strength: Yield (Proof), MPa | 410 to 650 | |
| 230 |
Thermal Properties
| Latent Heat of Fusion, J/g | 220 | |
| 240 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 160 |
| Melting Completion (Liquidus), °C | 1060 | |
| 930 |
| Melting Onset (Solidus), °C | 1040 | |
| 880 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 400 |
| Thermal Conductivity, W/m-K | 160 | |
| 43 |
| Thermal Expansion, µm/m-K | 17 | |
| 19 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 31 | |
| 26 |
| Density, g/cm3 | 8.9 | |
| 8.3 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.7 |
| Embodied Energy, MJ/kg | 43 | |
| 44 |
| Embodied Water, L/kg | 310 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 46 to 140 | |
| 99 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 710 to 1810 | |
| 250 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 7.3 |
| Stiffness to Weight: Bending, points | 18 | |
| 19 |
| Strength to Weight: Axial, points | 16 to 24 | |
| 16 |
| Strength to Weight: Bending, points | 16 to 21 | |
| 16 |
| Thermal Diffusivity, mm2/s | 45 | |
| 13 |
| Thermal Shock Resistance, points | 18 to 27 | |
| 16 |
Alloy Composition
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| Copper (Cu), % | 95.8 to 98.8 | |
| 75 to 80 |
| Iron (Fe), % | 0 | |
| 0 to 0.2 |
| Lead (Pb), % | 0 | |
| 0.5 to 1.5 |
| Manganese (Mn), % | 0 | |
| 0 to 0.4 |
| Nickel (Ni), % | 1.0 to 3.0 | |
| 0 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 |
| Silicon (Si), % | 0.2 to 0.7 | |
| 2.5 to 3.5 |
| Zinc (Zn), % | 0 | |
| 13.9 to 22 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |