C38500 Bronze vs. C63800 Bronze
Both C38500 bronze and C63800 bronze are copper alloys. They have 58% of their average alloy composition in common. There are 26 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 C38500 bronze and the bottom bar is C63800 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 110 |
| Elongation at Break, % | 17 | |
| 7.9 to 41 |
| Poisson's Ratio | 0.31 | |
| 0.34 |
| Shear Modulus, GPa | 37 | |
| 43 |
| Shear Strength, MPa | 230 | |
| 320 to 500 |
| Tensile Strength: Ultimate (UTS), MPa | 370 | |
| 460 to 1010 |
Thermal Properties
| Latent Heat of Fusion, J/g | 160 | |
| 240 |
| Maximum Temperature: Mechanical, °C | 110 | |
| 200 |
| Melting Completion (Liquidus), °C | 890 | |
| 1030 |
| Melting Onset (Solidus), °C | 880 | |
| 1000 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 410 |
| Thermal Conductivity, W/m-K | 120 | |
| 40 |
| Thermal Expansion, µm/m-K | 21 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 28 | |
| 10 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 31 | |
| 10 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 22 | |
| 30 |
| Density, g/cm3 | 8.1 | |
| 8.6 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 2.8 |
| Embodied Energy, MJ/kg | 45 | |
| 45 |
| Embodied Water, L/kg | 320 | |
| 330 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.0 | |
| 7.4 |
| Stiffness to Weight: Bending, points | 19 | |
| 19 |
| Strength to Weight: Axial, points | 13 | |
| 15 to 33 |
| Strength to Weight: Bending, points | 14 | |
| 15 to 26 |
| Thermal Diffusivity, mm2/s | 40 | |
| 11 |
| Thermal Shock Resistance, points | 12 | |
| 17 to 36 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 2.5 to 3.1 |
| Cobalt (Co), % | 0 | |
| 0.25 to 0.55 |
| Copper (Cu), % | 55 to 59 | |
| 92.4 to 95.8 |
| Iron (Fe), % | 0 to 0.35 | |
| 0 to 0.2 |
| Lead (Pb), % | 2.5 to 3.5 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 | |
| 0 to 0.1 |
| Nickel (Ni), % | 0 | |
| 0 to 0.2 |
| Silicon (Si), % | 0 | |
| 1.5 to 2.1 |
| Zinc (Zn), % | 36.7 to 42.5 | |
| 0 to 0.8 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |