C71500 Copper-nickel vs. SAE-AISI M42 Steel
C71500 copper-nickel belongs to the copper alloys classification, while SAE-AISI M42 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is C71500 copper-nickel and the bottom bar is SAE-AISI M42 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 200 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 52 | |
| 78 |
| Tensile Strength: Ultimate (UTS), MPa | 380 to 620 | |
| 810 to 2310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 270 |
| Melting Completion (Liquidus), °C | 1240 | |
| 1540 |
| Melting Onset (Solidus), °C | 1170 | |
| 1490 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 450 |
| Thermal Conductivity, W/m-K | 28 | |
| 20 |
| Thermal Expansion, µm/m-K | 16 | |
| 12 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 41 | |
| 30 |
| Density, g/cm3 | 8.9 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 5.1 | |
| 7.4 |
| Embodied Energy, MJ/kg | 74 | |
| 100 |
| Embodied Water, L/kg | 280 | |
| 140 |
Common Calculations
| Stiffness to Weight: Axial, points | 8.6 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 24 |
| Strength to Weight: Axial, points | 12 to 19 | |
| 28 to 79 |
| Strength to Weight: Bending, points | 13 to 18 | |
| 24 to 48 |
| Thermal Diffusivity, mm2/s | 7.7 | |
| 5.4 |
| Thermal Shock Resistance, points | 12 to 20 | |
| 25 to 71 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 1.1 to 1.2 |
| Chromium (Cr), % | 0 | |
| 3.5 to 4.3 |
| Cobalt (Co), % | 0 | |
| 7.8 to 8.8 |
| Copper (Cu), % | 63.5 to 70.6 | |
| 0 to 0.25 |
| Iron (Fe), % | 0.4 to 1.0 | |
| 76.3 to 81 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0.15 to 0.4 |
| Molybdenum (Mo), % | 0 | |
| 9.0 to 10 |
| Nickel (Ni), % | 29 to 33 | |
| 0 to 0.3 |
| Phosphorus (P), % | 0 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 | |
| 0.15 to 0.65 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tungsten (W), % | 0 | |
| 1.2 to 1.9 |
| Vanadium (V), % | 0 | |
| 1.0 to 1.4 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |