C43000 Brass vs. C70260 Copper
Both C43000 brass and C70260 copper are copper alloys. They have 86% of their average alloy composition in common. There are 29 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 C43000 brass and the bottom bar is C70260 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 120 |
| Elongation at Break, % | 3.0 to 55 | |
| 9.5 to 19 |
| Poisson's Ratio | 0.33 | |
| 0.34 |
| Shear Modulus, GPa | 42 | |
| 44 |
| Shear Strength, MPa | 230 to 410 | |
| 320 to 450 |
| Tensile Strength: Ultimate (UTS), MPa | 320 to 710 | |
| 520 to 760 |
| Tensile Strength: Yield (Proof), MPa | 130 to 550 | |
| 410 to 650 |
Thermal Properties
| Latent Heat of Fusion, J/g | 190 | |
| 220 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 200 |
| Melting Completion (Liquidus), °C | 1030 | |
| 1060 |
| Melting Onset (Solidus), °C | 1000 | |
| 1040 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 390 |
| Thermal Conductivity, W/m-K | 120 | |
| 160 |
| Thermal Expansion, µm/m-K | 18 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 27 | |
| 40 to 50 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 28 | |
| 40 to 51 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 29 | |
| 31 |
| Density, g/cm3 | 8.6 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 2.7 |
| Embodied Energy, MJ/kg | 46 | |
| 43 |
| Embodied Water, L/kg | 330 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 20 to 150 | |
| 46 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 82 to 1350 | |
| 710 to 1810 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 7.3 |
| Stiffness to Weight: Bending, points | 19 | |
| 18 |
| Strength to Weight: Axial, points | 10 to 23 | |
| 16 to 24 |
| Strength to Weight: Bending, points | 12 to 20 | |
| 16 to 21 |
| Thermal Diffusivity, mm2/s | 36 | |
| 45 |
| Thermal Shock Resistance, points | 11 to 25 | |
| 18 to 27 |
Alloy Composition
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| Copper (Cu), % | 84 to 87 | |
| 95.8 to 98.8 |
| Iron (Fe), % | 0 to 0.050 | |
| 0 |
| Lead (Pb), % | 0 to 0.1 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 1.0 to 3.0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.010 |
| Silicon (Si), % | 0 | |
| 0.2 to 0.7 |
| Tin (Sn), % | 1.7 to 2.7 | |
| 0 |
| Zinc (Zn), % | 9.7 to 14.3 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |