C47940 Brass vs. C27200 Brass
Both C47940 brass and C27200 brass are copper alloys. They have a very high 95% of their average alloy composition in common. There are 27 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 C47940 brass and the bottom bar is C27200 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 110 |
| Elongation at Break, % | 14 to 34 | |
| 10 to 50 |
| Poisson's Ratio | 0.31 | |
| 0.31 |
| Shear Modulus, GPa | 40 | |
| 40 |
| Shear Strength, MPa | 250 to 310 | |
| 230 to 320 |
| Tensile Strength: Ultimate (UTS), MPa | 380 to 520 | |
| 370 to 590 |
| Tensile Strength: Yield (Proof), MPa | 160 to 390 | |
| 150 to 410 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 130 | |
| 130 |
| Melting Completion (Liquidus), °C | 850 | |
| 920 |
| Melting Onset (Solidus), °C | 800 | |
| 870 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 390 |
| Thermal Conductivity, W/m-K | 110 | |
| 120 |
| Thermal Expansion, µm/m-K | 20 | |
| 20 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 25 | |
| 24 |
| Density, g/cm3 | 8.2 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 2.7 |
| Embodied Energy, MJ/kg | 47 | |
| 45 |
| Embodied Water, L/kg | 330 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 68 to 100 | |
| 30 to 270 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 120 to 740 | |
| 110 to 810 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 19 | |
| 19 |
| Strength to Weight: Axial, points | 13 to 17 | |
| 13 to 20 |
| Strength to Weight: Bending, points | 14 to 17 | |
| 14 to 19 |
| Thermal Diffusivity, mm2/s | 36 | |
| 37 |
| Thermal Shock Resistance, points | 13 to 17 | |
| 12 to 20 |
Alloy Composition
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| Copper (Cu), % | 63 to 66 | |
| 62 to 65 |
| Iron (Fe), % | 0.1 to 1.0 | |
| 0 to 0.070 |
| Lead (Pb), % | 1.0 to 2.0 | |
| 0 to 0.070 |
| Nickel (Ni), % | 0.1 to 0.5 | |
| 0 |
| Tin (Sn), % | 1.2 to 2.0 | |
| 0 |
| Zinc (Zn), % | 28.1 to 34.6 | |
| 34.6 to 38 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.3 |