C68000 Brass vs. C93500 Bronze
Both C68000 brass and C93500 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 61% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is C68000 brass and the bottom bar is C93500 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 100 | |
100 |
Elongation at Break, % | 27 | |
15 |
Poisson's Ratio | 0.3 | |
0.35 |
Shear Modulus, GPa | 40 | |
38 |
Tensile Strength: Ultimate (UTS), MPa | 390 | |
220 |
Tensile Strength: Yield (Proof), MPa | 140 | |
110 |
Thermal Properties
Latent Heat of Fusion, J/g | 170 | |
180 |
Maximum Temperature: Mechanical, °C | 120 | |
160 |
Melting Completion (Liquidus), °C | 880 | |
1000 |
Melting Onset (Solidus), °C | 870 | |
850 |
Specific Heat Capacity, J/kg-K | 390 | |
360 |
Thermal Conductivity, W/m-K | 96 | |
70 |
Thermal Expansion, µm/m-K | 21 | |
18 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 23 | |
31 |
Density, g/cm3 | 8.0 | |
9.0 |
Embodied Carbon, kg CO2/kg material | 2.8 | |
3.0 |
Embodied Energy, MJ/kg | 48 | |
49 |
Embodied Water, L/kg | 330 | |
350 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 82 | |
28 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 95 | |
59 |
Stiffness to Weight: Axial, points | 7.3 | |
6.3 |
Stiffness to Weight: Bending, points | 20 | |
17 |
Strength to Weight: Axial, points | 14 | |
6.9 |
Strength to Weight: Bending, points | 15 | |
9.1 |
Thermal Diffusivity, mm2/s | 31 | |
22 |
Thermal Shock Resistance, points | 13 | |
8.5 |
Alloy Composition
Aluminum (Al), % | 0 to 0.010 | |
0 to 0.0050 |
Antimony (Sb), % | 0 | |
0 to 0.3 |
Copper (Cu), % | 56 to 60 | |
83 to 86 |
Iron (Fe), % | 0.25 to 1.3 | |
0 to 0.2 |
Lead (Pb), % | 0 to 0.050 | |
8.0 to 10 |
Manganese (Mn), % | 0.010 to 0.5 | |
0 |
Nickel (Ni), % | 0.2 to 0.8 | |
0 to 1.0 |
Phosphorus (P), % | 0 | |
0 to 1.5 |
Silicon (Si), % | 0.040 to 0.15 | |
0 to 0.0050 |
Sulfur (S), % | 0 | |
0 to 0.080 |
Tin (Sn), % | 0.75 to 1.1 | |
4.3 to 6.0 |
Zinc (Zn), % | 35.6 to 42.8 | |
0 to 2.0 |
Residuals, % | 0 | |
0 to 1.0 |