R60901 Alloy vs. C99750 Brass
R60901 alloy belongs to the otherwise unclassified metals classification, while C99750 brass belongs to the copper alloys. There are 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is R60901 alloy and the bottom bar is C99750 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 98 | |
| 130 |
| Elongation at Break, % | 17 to 22 | |
| 20 to 30 |
| Poisson's Ratio | 0.34 | |
| 0.32 |
| Shear Modulus, GPa | 37 | |
| 48 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 580 | |
| 450 to 520 |
| Tensile Strength: Yield (Proof), MPa | 350 to 390 | |
| 220 to 280 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 200 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 410 |
| Thermal Expansion, µm/m-K | 6.3 | |
| 20 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.6 | |
| 8.1 |
| Embodied Water, L/kg | 270 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 88 to 100 | |
| 87 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 640 to 760 | |
| 190 to 300 |
| Stiffness to Weight: Axial, points | 8.3 | |
| 8.6 |
| Stiffness to Weight: Bending, points | 23 | |
| 21 |
| Strength to Weight: Axial, points | 21 to 25 | |
| 15 to 18 |
| Strength to Weight: Bending, points | 21 to 24 | |
| 16 to 18 |
| Thermal Shock Resistance, points | 58 to 67 | |
| 13 to 15 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0.25 to 3.0 |
| Copper (Cu), % | 0 | |
| 55 to 61 |
| Iron (Fe), % | 0 | |
| 0 to 1.0 |
| Lead (Pb), % | 0 | |
| 0.5 to 2.5 |
| Manganese (Mn), % | 0 | |
| 17 to 23 |
| Nickel (Ni), % | 0 | |
| 0 to 5.0 |
| Niobium (Nb), % | 2.4 to 2.8 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 17 to 23 |
| Zirconium (Zr), % | 96.8 to 97.5 | |
| 0 |
| Residuals, % | 0 to 0.29 | |
| 0 to 0.3 |