As-cast C99600 Bronze vs. As-cast C99750 Brass
Both as-cast C99600 bronze and as-cast C99750 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 77% of their average alloy composition in common. There are 25 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 as-cast C99600 bronze and the bottom bar is as-cast C99750 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 150 | |
| 130 |
| Elongation at Break, % | 34 | |
| 30 |
| Poisson's Ratio | 0.34 | |
| 0.32 |
| Rockwell B Hardness | 72 | |
| 77 |
| Shear Modulus, GPa | 56 | |
| 48 |
| Tensile Strength: Ultimate (UTS), MPa | 560 | |
| 450 |
| Tensile Strength: Yield (Proof), MPa | 250 | |
| 220 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 200 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 160 |
| Melting Completion (Liquidus), °C | 1100 | |
| 840 |
| Melting Onset (Solidus), °C | 1050 | |
| 820 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 410 |
| Thermal Expansion, µm/m-K | 19 | |
| 20 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 22 | |
| 23 |
| Density, g/cm3 | 8.1 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 3.2 | |
| 3.1 |
| Embodied Energy, MJ/kg | 51 | |
| 51 |
| Embodied Water, L/kg | 300 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 150 | |
| 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 | |
| 190 |
| Stiffness to Weight: Axial, points | 10 | |
| 8.6 |
| Stiffness to Weight: Bending, points | 22 | |
| 21 |
| Strength to Weight: Axial, points | 19 | |
| 15 |
| Strength to Weight: Bending, points | 19 | |
| 16 |
| Thermal Shock Resistance, points | 14 | |
| 13 |
Alloy Composition
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| Aluminum (Al), % | 1.0 to 2.8 | |
| 0.25 to 3.0 |
| Carbon (C), % | 0 to 0.050 | |
| 0 |
| Cobalt (Co), % | 0 to 0.2 | |
| 0 |
| Copper (Cu), % | 50.8 to 60 | |
| 55 to 61 |
| Iron (Fe), % | 0 to 0.2 | |
| 0 to 1.0 |
| Lead (Pb), % | 0 to 0.020 | |
| 0.5 to 2.5 |
| Manganese (Mn), % | 39 to 45 | |
| 17 to 23 |
| Nickel (Ni), % | 0 to 0.2 | |
| 0 to 5.0 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 |
| Tin (Sn), % | 0 to 0.1 | |
| 0 |
| Zinc (Zn), % | 0 to 0.2 | |
| 17 to 23 |
| Residuals, % | 0 to 0.3 | |
| 0 to 0.3 |