C47940 Brass vs. C66900 Brass
Both C47940 brass and C66900 brass are copper alloys. They have 88% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is C47940 brass and the bottom bar is C66900 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 120 |
| Elongation at Break, % | 14 to 34 | |
| 1.1 to 26 |
| Poisson's Ratio | 0.31 | |
| 0.32 |
| Shear Modulus, GPa | 40 | |
| 45 |
| Shear Strength, MPa | 250 to 310 | |
| 290 to 440 |
| Tensile Strength: Ultimate (UTS), MPa | 380 to 520 | |
| 460 to 770 |
| Tensile Strength: Yield (Proof), MPa | 160 to 390 | |
| 330 to 760 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 190 |
| Maximum Temperature: Mechanical, °C | 130 | |
| 150 |
| Melting Completion (Liquidus), °C | 850 | |
| 860 |
| Melting Onset (Solidus), °C | 800 | |
| 850 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 400 |
| Thermal Expansion, µm/m-K | 20 | |
| 20 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 25 | |
| 23 |
| Density, g/cm3 | 8.2 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 2.8 |
| Embodied Energy, MJ/kg | 47 | |
| 46 |
| Embodied Water, L/kg | 330 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 68 to 100 | |
| 4.6 to 200 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 120 to 740 | |
| 460 to 2450 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 8.1 |
| Stiffness to Weight: Bending, points | 19 | |
| 20 |
| Strength to Weight: Axial, points | 13 to 17 | |
| 15 to 26 |
| Strength to Weight: Bending, points | 14 to 17 | |
| 16 to 23 |
| Thermal Shock Resistance, points | 13 to 17 | |
| 14 to 23 |
Alloy Composition
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| Copper (Cu), % | 63 to 66 | |
| 62.5 to 64.5 |
| Iron (Fe), % | 0.1 to 1.0 | |
| 0 to 0.25 |
| Lead (Pb), % | 1.0 to 2.0 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 | |
| 11.5 to 12.5 |
| Nickel (Ni), % | 0.1 to 0.5 | |
| 0 |
| Tin (Sn), % | 1.2 to 2.0 | |
| 0 |
| Zinc (Zn), % | 28.1 to 34.6 | |
| 22.5 to 26 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.2 |