C68800 Brass vs. R05240 Alloy
C68800 brass belongs to the copper alloys classification, while R05240 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is C68800 brass and the bottom bar is R05240 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 150 |
| Elongation at Break, % | 2.0 to 36 | |
| 25 |
| Poisson's Ratio | 0.32 | |
| 0.36 |
| Shear Modulus, GPa | 41 | |
| 57 |
| Tensile Strength: Ultimate (UTS), MPa | 570 to 890 | |
| 270 |
| Tensile Strength: Yield (Proof), MPa | 390 to 790 | |
| 170 |
Thermal Properties
| Latent Heat of Fusion, J/g | 190 | |
| 210 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 190 |
| Thermal Expansion, µm/m-K | 19 | |
| 6.8 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 14 |
| Embodied Water, L/kg | 350 | |
| 460 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 16 to 180 | |
| 59 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 710 to 2860 | |
| 90 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 6.3 |
| Stiffness to Weight: Bending, points | 19 | |
| 13 |
| Strength to Weight: Axial, points | 19 to 30 | |
| 5.4 |
| Strength to Weight: Bending, points | 19 to 25 | |
| 6.8 |
| Thermal Shock Resistance, points | 19 to 30 | |
| 18 |
Alloy Composition
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| Aluminum (Al), % | 3.0 to 3.8 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.010 |
| Cobalt (Co), % | 0.25 to 0.55 | |
| 0 |
| Copper (Cu), % | 70.8 to 75.5 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0015 |
| Iron (Fe), % | 0 to 0.2 | |
| 0 to 0.010 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.020 |
| Nickel (Ni), % | 0 | |
| 0 to 0.010 |
| Niobium (Nb), % | 0 | |
| 35 to 42 |
| Nitrogen (N), % | 0 | |
| 0 to 0.010 |
| Oxygen (O), % | 0 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 | |
| 0 to 0.0050 |
| Tantalum (Ta), % | 0 | |
| 57.9 to 65 |
| Titanium (Ti), % | 0 | |
| 0 to 0.010 |
| Tungsten (W), % | 0 | |
| 0 to 0.050 |
| Zinc (Zn), % | 21.3 to 24.1 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |