AWS ENiCu-7 vs. C82500 Copper
AWS ENiCu-7 belongs to the nickel alloys classification, while C82500 copper belongs to the copper alloys. They have a modest 30% of their average alloy composition in common, which, by itself, doesn't mean much. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is AWS ENiCu-7 and the bottom bar is C82500 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 160 | |
| 120 |
| Elongation at Break, % | 34 | |
| 1.0 to 20 |
| Poisson's Ratio | 0.32 | |
| 0.33 |
| Shear Modulus, GPa | 62 | |
| 45 |
| Tensile Strength: Ultimate (UTS), MPa | 550 | |
| 550 to 1100 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 240 |
| Melting Completion (Liquidus), °C | 1270 | |
| 980 |
| Melting Onset (Solidus), °C | 1230 | |
| 860 |
| Specific Heat Capacity, J/kg-K | 430 | |
| 390 |
| Thermal Conductivity, W/m-K | 21 | |
| 130 |
| Thermal Expansion, µm/m-K | 13 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.3 | |
| 20 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.3 | |
| 21 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.7 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 8.0 | |
| 10 |
| Embodied Energy, MJ/kg | 110 | |
| 160 |
| Embodied Water, L/kg | 250 | |
| 310 |
Common Calculations
| Stiffness to Weight: Axial, points | 10 | |
| 7.7 |
| Stiffness to Weight: Bending, points | 21 | |
| 19 |
| Strength to Weight: Axial, points | 17 | |
| 18 to 35 |
| Strength to Weight: Bending, points | 17 | |
| 17 to 27 |
| Thermal Diffusivity, mm2/s | 5.5 | |
| 38 |
| Thermal Shock Resistance, points | 18 | |
| 19 to 38 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.75 | |
| 0 to 0.15 |
| Beryllium (Be), % | 0 | |
| 1.9 to 2.3 |
| Carbon (C), % | 0 to 0.1 | |
| 0 |
| Chromium (Cr), % | 0 | |
| 0 to 0.1 |
| Cobalt (Co), % | 0 | |
| 0.15 to 0.7 |
| Copper (Cu), % | 20.6 to 38 | |
| 95.3 to 97.8 |
| Iron (Fe), % | 0 to 2.5 | |
| 0 to 0.25 |
| Lead (Pb), % | 0 | |
| 0 to 0.020 |
| Manganese (Mn), % | 0 to 4.0 | |
| 0 |
| Nickel (Ni), % | 62 to 69 | |
| 0 to 0.2 |
| Phosphorus (P), % | 0 to 0.020 | |
| 0 |
| Silicon (Si), % | 0 to 1.5 | |
| 0.2 to 0.35 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0 to 0.1 |
| Titanium (Ti), % | 0 to 1.0 | |
| 0 to 0.12 |
| Zinc (Zn), % | 0 | |
| 0 to 0.1 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |