C47940 Brass vs. C82800 Copper
Both C47940 brass and C82800 copper are copper alloys. They have 65% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is C47940 brass and the bottom bar is C82800 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 120 |
| Elongation at Break, % | 14 to 34 | |
| 1.0 to 20 |
| Poisson's Ratio | 0.31 | |
| 0.33 |
| Shear Modulus, GPa | 40 | |
| 46 |
| Tensile Strength: Ultimate (UTS), MPa | 380 to 520 | |
| 670 to 1140 |
| Tensile Strength: Yield (Proof), MPa | 160 to 390 | |
| 380 to 1000 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 240 |
| Maximum Temperature: Mechanical, °C | 130 | |
| 310 |
| Melting Completion (Liquidus), °C | 850 | |
| 930 |
| Melting Onset (Solidus), °C | 800 | |
| 890 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 390 |
| Thermal Conductivity, W/m-K | 110 | |
| 120 |
| Thermal Expansion, µm/m-K | 20 | |
| 17 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 8.7 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 12 |
| Embodied Energy, MJ/kg | 47 | |
| 190 |
| Embodied Water, L/kg | 330 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 68 to 100 | |
| 11 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 120 to 740 | |
| 590 to 4080 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 7.8 |
| Stiffness to Weight: Bending, points | 19 | |
| 19 |
| Strength to Weight: Axial, points | 13 to 17 | |
| 21 to 36 |
| Strength to Weight: Bending, points | 14 to 17 | |
| 20 to 28 |
| Thermal Diffusivity, mm2/s | 36 | |
| 36 |
| Thermal Shock Resistance, points | 13 to 17 | |
| 23 to 39 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.15 |
| Beryllium (Be), % | 0 | |
| 2.5 to 2.9 |
| Chromium (Cr), % | 0 | |
| 0 to 0.1 |
| Cobalt (Co), % | 0 | |
| 0.15 to 0.7 |
| Copper (Cu), % | 63 to 66 | |
| 94.6 to 97.2 |
| Iron (Fe), % | 0.1 to 1.0 | |
| 0 to 0.25 |
| Lead (Pb), % | 1.0 to 2.0 | |
| 0 to 0.020 |
| Nickel (Ni), % | 0.1 to 0.5 | |
| 0 to 0.2 |
| Silicon (Si), % | 0 | |
| 0.2 to 0.35 |
| Tin (Sn), % | 1.2 to 2.0 | |
| 0 to 0.1 |
| Titanium (Ti), % | 0 | |
| 0 to 0.12 |
| Zinc (Zn), % | 28.1 to 34.6 | |
| 0 to 0.1 |
| Residuals, % | 0 | |
| 0 to 0.5 |