Quarter-hard 70Ag-30Ni Alloy vs. Quarter-hard 85-silver 15-nickel
Both quarter-hard 70Ag-30Ni alloy and quarter-hard 85-silver 15-nickel are otherwise unclassified metals. Both are furnished in the quarter-hard temper. They have 85% of their average alloy composition in common.
For each property being compared, the top bar is quarter-hard 70Ag-30Ni alloy and the bottom bar is quarter-hard 85-silver 15-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 88 |
| Poisson's Ratio | 0.35 | |
| 0.36 |
| Shear Modulus, GPa | 39 | |
| 32 |
| Tensile Strength: Ultimate (UTS), MPa | 420 | |
| 370 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 140 |
| Melting Completion (Liquidus), °C | 960 | |
| 870 |
| Melting Onset (Solidus), °C | 960 | |
| 960 |
| Specific Heat Capacity, J/kg-K | 300 | |
| 270 |
| Thermal Expansion, µm/m-K | 17 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 69 | |
| 86 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 62 | |
| 75 |
Otherwise Unclassified Properties
| Density, g/cm3 | 10 | |
| 10 |
Common Calculations
| Stiffness to Weight: Axial, points | 5.8 | |
| 4.8 |
| Stiffness to Weight: Bending, points | 16 | |
| 14 |
| Strength to Weight: Axial, points | 12 | |
| 10 |
| Strength to Weight: Bending, points | 12 | |
| 11 |
| Thermal Shock Resistance, points | 17 | |
| 16 |
Alloy Composition
| Nickel (Ni), % | 28.8 to 31 | |
| 13.8 to 16 |
| Silver (Ag), % | 69 to 71 | |
| 84 to 86 |
| Residuals, % | 0 | |
| 0 to 0.2 |