CR018A Copper vs. AWS ERNiCr-3
CR018A copper belongs to the copper alloys classification, while AWS ERNiCr-3 belongs to the nickel alloys. There are 20 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 CR018A copper and the bottom bar is AWS ERNiCr-3.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Elongation at Break, % | 15 | |
| 34 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 43 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 220 | |
| 630 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 320 |
| Melting Completion (Liquidus), °C | 1090 | |
| 1380 |
| Melting Onset (Solidus), °C | 1040 | |
| 1330 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 460 |
| Thermal Expansion, µm/m-K | 17 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 33 | |
| 70 |
| Density, g/cm3 | 9.0 | |
| 8.4 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 11 |
| Embodied Energy, MJ/kg | 42 | |
| 160 |
| Embodied Water, L/kg | 360 | |
| 280 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.2 | |
| 13 |
| Stiffness to Weight: Bending, points | 18 | |
| 23 |
| Strength to Weight: Axial, points | 6.8 | |
| 21 |
| Strength to Weight: Bending, points | 9.0 | |
| 19 |
| Thermal Shock Resistance, points | 7.8 | |
| 18 |
Alloy Composition
| Bismuth (Bi), % | 0 to 0.00050 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.1 |
| Chromium (Cr), % | 0 | |
| 18 to 22 |
| Cobalt (Co), % | 0 | |
| 0 to 0.12 |
| Copper (Cu), % | 99.914 to 99.94 | |
| 0 to 0.5 |
| Iron (Fe), % | 0 | |
| 0 to 3.0 |
| Manganese (Mn), % | 0 | |
| 2.5 to 3.5 |
| Nickel (Ni), % | 0 | |
| 67 to 77.5 |
| Niobium (Nb), % | 0 | |
| 2.0 to 3.0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Silver (Ag), % | 0.060 to 0.080 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0 | |
| 0 to 0.75 |
| Residuals, % | 0 | |
| 0 to 0.5 |