R04295 Alloy vs. C90500 Gun Metal
R04295 alloy belongs to the otherwise unclassified metals classification, while C90500 gun metal belongs to the copper alloys. 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 R04295 alloy and the bottom bar is C90500 gun metal.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 110 |
| Elongation at Break, % | 22 | |
| 20 |
| Poisson's Ratio | 0.38 | |
| 0.34 |
| Shear Modulus, GPa | 37 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 410 | |
| 320 |
| Tensile Strength: Yield (Proof), MPa | 300 | |
| 160 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 190 |
| Specific Heat Capacity, J/kg-K | 260 | |
| 370 |
| Thermal Expansion, µm/m-K | 7.2 | |
| 18 |
Otherwise Unclassified Properties
| Density, g/cm3 | 9.0 | |
| 8.7 |
| Embodied Water, L/kg | 950 | |
| 390 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 84 | |
| 54 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 430 | |
| 110 |
| Stiffness to Weight: Axial, points | 6.3 | |
| 6.9 |
| Stiffness to Weight: Bending, points | 17 | |
| 18 |
| Strength to Weight: Axial, points | 13 | |
| 10 |
| Strength to Weight: Bending, points | 14 | |
| 12 |
| Thermal Shock Resistance, points | 40 | |
| 12 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.0050 |
| Antimony (Sb), % | 0 | |
| 0 to 0.2 |
| Carbon (C), % | 0 to 0.015 | |
| 0 |
| Copper (Cu), % | 0 | |
| 86 to 89 |
| Hafnium (Hf), % | 9.0 to 11 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0015 | |
| 0 |
| Iron (Fe), % | 0 | |
| 0 to 0.2 |
| Lead (Pb), % | 0 | |
| 0 to 0.3 |
| Nickel (Ni), % | 0 | |
| 0 to 1.0 |
| Niobium (Nb), % | 85.9 to 90.3 | |
| 0 |
| Nitrogen (N), % | 0 to 0.010 | |
| 0 |
| Oxygen (O), % | 0 to 0.025 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 1.5 |
| Silicon (Si), % | 0 | |
| 0 to 0.0050 |
| Sulfur (S), % | 0 | |
| 0 to 0.050 |
| Tantalum (Ta), % | 0 to 0.5 | |
| 0 |
| Tin (Sn), % | 0 | |
| 9.0 to 11 |
| Titanium (Ti), % | 0.7 to 1.3 | |
| 0 |
| Tungsten (W), % | 0 to 0.5 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 1.0 to 3.0 |
| Zirconium (Zr), % | 0 to 0.7 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.3 |