Nickel 684 vs. C97800 Nickel Silver
Nickel 684 belongs to the nickel alloys classification, while C97800 nickel silver belongs to the copper alloys. They have a modest 26% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is nickel 684 and the bottom bar is C97800 nickel silver.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 130 |
| Elongation at Break, % | 11 | |
| 10 |
| Poisson's Ratio | 0.29 | |
| 0.33 |
| Shear Modulus, GPa | 76 | |
| 48 |
| Tensile Strength: Ultimate (UTS), MPa | 1190 | |
| 370 |
| Tensile Strength: Yield (Proof), MPa | 800 | |
| 170 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 220 |
| Maximum Temperature: Mechanical, °C | 1000 | |
| 230 |
| Melting Completion (Liquidus), °C | 1370 | |
| 1180 |
| Melting Onset (Solidus), °C | 1320 | |
| 1140 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 390 |
| Thermal Expansion, µm/m-K | 13 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 75 | |
| 40 |
| Density, g/cm3 | 8.3 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 10 | |
| 5.1 |
| Embodied Energy, MJ/kg | 140 | |
| 76 |
| Embodied Water, L/kg | 360 | |
| 330 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 | |
| 31 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1610 | |
| 120 |
| Stiffness to Weight: Axial, points | 13 | |
| 8.1 |
| Stiffness to Weight: Bending, points | 23 | |
| 19 |
| Strength to Weight: Axial, points | 40 | |
| 12 |
| Strength to Weight: Bending, points | 30 | |
| 13 |
| Thermal Shock Resistance, points | 34 | |
| 13 |
Alloy Composition
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| Aluminum (Al), % | 2.5 to 3.3 | |
| 0 to 0.0050 |
| Antimony (Sb), % | 0 | |
| 0 to 0.2 |
| Boron (B), % | 0.0030 to 0.010 | |
| 0 |
| Carbon (C), % | 0 to 0.15 | |
| 0 |
| Chromium (Cr), % | 15 to 20 | |
| 0 |
| Cobalt (Co), % | 13 to 20 | |
| 0 |
| Copper (Cu), % | 0 to 0.15 | |
| 64 to 67 |
| Iron (Fe), % | 0 to 4.0 | |
| 0 to 1.5 |
| Lead (Pb), % | 0 | |
| 1.0 to 2.5 |
| Manganese (Mn), % | 0 to 0.75 | |
| 0 |
| Molybdenum (Mo), % | 3.0 to 5.0 | |
| 0 |
| Nickel (Ni), % | 42.7 to 64 | |
| 24 to 27 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 to 0.050 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 0.15 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.080 |
| Tin (Sn), % | 0 | |
| 4.0 to 5.5 |
| Titanium (Ti), % | 2.5 to 3.3 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 1.0 to 4.0 |
| Residuals, % | 0 | |
| 0 to 0.4 |