C71520 Copper-nickel vs. EN 1.0038 Steel
C71520 copper-nickel belongs to the copper alloys classification, while EN 1.0038 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is C71520 copper-nickel and the bottom bar is EN 1.0038 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 190 |
| Elongation at Break, % | 10 to 45 | |
| 23 to 25 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 51 | |
| 73 |
| Shear Strength, MPa | 250 to 340 | |
| 240 to 270 |
| Tensile Strength: Ultimate (UTS), MPa | 370 to 570 | |
| 380 to 430 |
| Tensile Strength: Yield (Proof), MPa | 140 to 430 | |
| 200 to 220 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 260 | |
| 400 |
| Melting Completion (Liquidus), °C | 1170 | |
| 1460 |
| Melting Onset (Solidus), °C | 1120 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 470 |
| Thermal Conductivity, W/m-K | 32 | |
| 49 |
| Thermal Expansion, µm/m-K | 15 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 5.7 | |
| 7.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 5.8 | |
| 8.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 40 | |
| 2.1 |
| Density, g/cm3 | 8.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 5.0 | |
| 1.4 |
| Embodied Energy, MJ/kg | 73 | |
| 19 |
| Embodied Water, L/kg | 280 | |
| 48 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 54 to 130 | |
| 72 to 88 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 67 to 680 | |
| 110 to 130 |
| Stiffness to Weight: Axial, points | 8.6 | |
| 13 |
| Stiffness to Weight: Bending, points | 19 | |
| 24 |
| Strength to Weight: Axial, points | 12 to 18 | |
| 13 to 15 |
| Strength to Weight: Bending, points | 13 to 17 | |
| 15 to 16 |
| Thermal Diffusivity, mm2/s | 8.9 | |
| 13 |
| Thermal Shock Resistance, points | 12 to 19 | |
| 12 to 13 |
Alloy Composition
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| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.23 |
| Chromium (Cr), % | 0 | |
| 0 to 0.3 |
| Copper (Cu), % | 65 to 71.6 | |
| 0 to 0.6 |
| Iron (Fe), % | 0.4 to 1.0 | |
| 97.1 to 100 |
| Lead (Pb), % | 0 to 0.020 | |
| 0 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 to 1.5 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.080 |
| Nickel (Ni), % | 28 to 33 | |
| 0 to 0.3 |
| Nitrogen (N), % | 0 | |
| 0 to 0.014 |
| Phosphorus (P), % | 0 to 0.2 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 | |
| 0 to 0.55 |
| Sulfur (S), % | 0 to 0.020 | |
| 0 to 0.045 |
| Zinc (Zn), % | 0 to 0.5 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |