C38000 Brass vs. C19800 Copper
Both C38000 brass and C19800 copper are copper alloys. They have 59% 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 C38000 brass and the bottom bar is C19800 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 110 |
| Elongation at Break, % | 17 | |
| 9.0 to 12 |
| Poisson's Ratio | 0.31 | |
| 0.34 |
| Shear Modulus, GPa | 39 | |
| 43 |
| Shear Strength, MPa | 230 | |
| 260 to 330 |
| Tensile Strength: Ultimate (UTS), MPa | 380 | |
| 430 to 550 |
| Tensile Strength: Yield (Proof), MPa | 120 | |
| 420 to 550 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 110 | |
| 200 |
| Melting Completion (Liquidus), °C | 800 | |
| 1070 |
| Melting Onset (Solidus), °C | 760 | |
| 1050 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 390 |
| Thermal Conductivity, W/m-K | 110 | |
| 260 |
| Thermal Expansion, µm/m-K | 21 | |
| 18 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 22 | |
| 30 |
| Density, g/cm3 | 8.0 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.8 |
| Embodied Energy, MJ/kg | 46 | |
| 43 |
| Embodied Water, L/kg | 330 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 50 | |
| 49 to 52 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 74 | |
| 770 to 1320 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 19 | |
| 18 |
| Strength to Weight: Axial, points | 13 | |
| 14 to 17 |
| Strength to Weight: Bending, points | 14 | |
| 14 to 17 |
| Thermal Diffusivity, mm2/s | 37 | |
| 75 |
| Thermal Shock Resistance, points | 13 | |
| 15 to 20 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.5 | |
| 0 |
| Copper (Cu), % | 55 to 60 | |
| 95.7 to 99.47 |
| Iron (Fe), % | 0 to 0.35 | |
| 0.020 to 0.5 |
| Lead (Pb), % | 1.5 to 2.5 | |
| 0 |
| Magnesium (Mg), % | 0 | |
| 0.1 to 1.0 |
| Phosphorus (P), % | 0 | |
| 0.010 to 0.1 |
| Tin (Sn), % | 0 to 0.3 | |
| 0.1 to 1.0 |
| Zinc (Zn), % | 35.9 to 43.5 | |
| 0.3 to 1.5 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.2 |