Annealed ASTM B780 Alloy vs. Annealed R60901 Alloy
Both annealed ASTM B780 alloy and annealed R60901 alloy are otherwise unclassified metals. Both are furnished in the annealed condition. There are 15 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is annealed ASTM B780 alloy and the bottom bar is annealed R60901 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 83 | |
| 98 |
| Elongation at Break, % | 9.1 | |
| 22 |
| Poisson's Ratio | 0.36 | |
| 0.34 |
| Shear Modulus, GPa | 30 | |
| 37 |
| Tensile Strength: Ultimate (UTS), MPa | 330 | |
| 500 |
Thermal Properties
| Latent Heat of Fusion, J/g | 140 | |
| 250 |
| Melting Completion (Liquidus), °C | 860 | |
| 1870 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 270 |
| Thermal Expansion, µm/m-K | 18 | |
| 6.3 |
Otherwise Unclassified Properties
| Density, g/cm3 | 10 | |
| 6.6 |
Common Calculations
| Stiffness to Weight: Axial, points | 4.5 | |
| 8.3 |
| Stiffness to Weight: Bending, points | 14 | |
| 23 |
| Strength to Weight: Axial, points | 9.1 | |
| 21 |
| Strength to Weight: Bending, points | 11 | |
| 21 |
| Thermal Shock Resistance, points | 16 | |
| 58 |
Alloy Composition
| Cadmium (Cd), % | 0 to 0.050 | |
| 0 |
| Copper (Cu), % | 23.5 to 25.7 | |
| 0 |
| Iron (Fe), % | 0 to 0.050 | |
| 0 |
| Lead (Pb), % | 0 to 0.030 | |
| 0 |
| Nickel (Ni), % | 0.35 to 0.65 | |
| 0 |
| Niobium (Nb), % | 0 | |
| 2.4 to 2.8 |
| Silver (Ag), % | 74 to 76 | |
| 0 |
| Zinc (Zn), % | 0 to 0.060 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 96.8 to 97.5 |
| Residuals, % | 0 | |
| 0 to 0.29 |