C31400 Bronze vs. C41300 Brass
Both C31400 bronze and C41300 brass are copper alloys. They have a very high 97% of their average alloy composition in common. There are 29 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 C31400 bronze and the bottom bar is C41300 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 110 |
| Elongation at Break, % | 6.8 to 29 | |
| 2.0 to 44 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 42 | |
| 42 |
| Shear Strength, MPa | 180 to 240 | |
| 230 to 370 |
| Tensile Strength: Ultimate (UTS), MPa | 270 to 420 | |
| 300 to 630 |
| Tensile Strength: Yield (Proof), MPa | 78 to 310 | |
| 120 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 200 | |
| 200 |
| Maximum Temperature: Mechanical, °C | 180 | |
| 180 |
| Melting Completion (Liquidus), °C | 1040 | |
| 1040 |
| Melting Onset (Solidus), °C | 1010 | |
| 1010 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 380 |
| Thermal Conductivity, W/m-K | 180 | |
| 130 |
| Thermal Expansion, µm/m-K | 18 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 42 | |
| 30 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 43 | |
| 31 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 29 | |
| 29 |
| Density, g/cm3 | 8.8 | |
| 8.7 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 2.7 |
| Embodied Energy, MJ/kg | 42 | |
| 44 |
| Embodied Water, L/kg | 310 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 26 to 59 | |
| 11 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 28 to 420 | |
| 69 to 1440 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 18 | |
| 18 |
| Strength to Weight: Axial, points | 8.7 to 13 | |
| 9.6 to 20 |
| Strength to Weight: Bending, points | 11 to 14 | |
| 11 to 19 |
| Thermal Diffusivity, mm2/s | 54 | |
| 40 |
| Thermal Shock Resistance, points | 9.6 to 15 | |
| 11 to 22 |
Alloy Composition
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| Copper (Cu), % | 87.5 to 90.5 | |
| 89 to 93 |
| Iron (Fe), % | 0 to 0.1 | |
| 0 to 0.050 |
| Lead (Pb), % | 1.3 to 2.5 | |
| 0 to 0.1 |
| Nickel (Ni), % | 0 to 0.7 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0.7 to 1.3 |
| Zinc (Zn), % | 5.8 to 11.2 | |
| 5.1 to 10.3 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.5 |