C18100 Copper vs. C41500 Brass
Both C18100 copper and C41500 brass are copper alloys. They have a moderately high 91% of their average alloy composition in common. There are 30 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 C18100 copper and the bottom bar is C41500 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 110 |
| Elongation at Break, % | 8.3 | |
| 2.0 to 42 |
| Poisson's Ratio | 0.34 | |
| 0.33 |
| Rockwell B Hardness | 80 | |
| 62 to 90 |
| Shear Modulus, GPa | 47 | |
| 42 |
| Shear Strength, MPa | 300 | |
| 220 to 360 |
| Tensile Strength: Ultimate (UTS), MPa | 510 | |
| 340 to 560 |
| Tensile Strength: Yield (Proof), MPa | 460 | |
| 190 to 550 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 200 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 180 |
| Melting Completion (Liquidus), °C | 1080 | |
| 1030 |
| Melting Onset (Solidus), °C | 1020 | |
| 1010 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 380 |
| Thermal Conductivity, W/m-K | 320 | |
| 120 |
| Thermal Expansion, µm/m-K | 17 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 80 | |
| 28 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 81 | |
| 29 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 31 | |
| 30 |
| Density, g/cm3 | 8.9 | |
| 8.7 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.8 |
| Embodied Energy, MJ/kg | 43 | |
| 45 |
| Embodied Water, L/kg | 310 | |
| 330 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 40 | |
| 11 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 900 | |
| 160 to 1340 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 7.1 |
| Stiffness to Weight: Bending, points | 18 | |
| 18 |
| Strength to Weight: Axial, points | 16 | |
| 11 to 18 |
| Strength to Weight: Bending, points | 16 | |
| 12 to 17 |
| Thermal Diffusivity, mm2/s | 94 | |
| 37 |
| Thermal Shock Resistance, points | 18 | |
| 12 to 20 |
Alloy Composition
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| Chromium (Cr), % | 0.4 to 1.2 | |
| 0 |
| Copper (Cu), % | 98.7 to 99.49 | |
| 89 to 93 |
| Iron (Fe), % | 0 | |
| 0 to 0.050 |
| Lead (Pb), % | 0 | |
| 0 to 0.1 |
| Magnesium (Mg), % | 0.030 to 0.060 | |
| 0 |
| Tin (Sn), % | 0 | |
| 1.5 to 2.2 |
| Zinc (Zn), % | 0 | |
| 4.2 to 9.5 |
| Zirconium (Zr), % | 0.080 to 0.2 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |