C37700 Brass vs. C82000 Copper
Both C37700 brass and C82000 copper are copper alloys. They have 60% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is C37700 brass and the bottom bar is C82000 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 120 |
| Elongation at Break, % | 40 | |
| 8.0 to 20 |
| Poisson's Ratio | 0.31 | |
| 0.34 |
| Rockwell B Hardness | 45 | |
| 55 to 95 |
| Shear Modulus, GPa | 39 | |
| 45 |
| Tensile Strength: Ultimate (UTS), MPa | 400 | |
| 350 to 690 |
| Tensile Strength: Yield (Proof), MPa | 160 | |
| 140 to 520 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 220 |
| Maximum Temperature: Mechanical, °C | 120 | |
| 220 |
| Melting Completion (Liquidus), °C | 890 | |
| 1090 |
| Melting Onset (Solidus), °C | 880 | |
| 970 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 390 |
| Thermal Conductivity, W/m-K | 120 | |
| 260 |
| Thermal Expansion, µm/m-K | 21 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 27 | |
| 45 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 30 | |
| 46 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 60 |
| Density, g/cm3 | 8.1 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 5.0 |
| Embodied Energy, MJ/kg | 45 | |
| 77 |
| Embodied Water, L/kg | 320 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 | |
| 51 to 55 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 120 | |
| 80 to 1120 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 7.5 |
| Stiffness to Weight: Bending, points | 19 | |
| 18 |
| Strength to Weight: Axial, points | 14 | |
| 11 to 22 |
| Strength to Weight: Bending, points | 15 | |
| 12 to 20 |
| Thermal Diffusivity, mm2/s | 39 | |
| 76 |
| Thermal Shock Resistance, points | 13 | |
| 12 to 24 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.1 |
| Beryllium (Be), % | 0 | |
| 0.45 to 0.8 |
| Chromium (Cr), % | 0 | |
| 0 to 0.1 |
| Cobalt (Co), % | 0 | |
| 2.2 to 2.7 |
| Copper (Cu), % | 58 to 61 | |
| 95.2 to 97.4 |
| Iron (Fe), % | 0 to 0.3 | |
| 0 to 0.1 |
| Lead (Pb), % | 1.5 to 2.5 | |
| 0 to 0.020 |
| Nickel (Ni), % | 0 | |
| 0 to 0.2 |
| Silicon (Si), % | 0 | |
| 0 to 0.15 |
| Tin (Sn), % | 0 | |
| 0 to 0.1 |
| Zinc (Zn), % | 35.7 to 40.5 | |
| 0 to 0.1 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |