C71520 Copper-nickel vs. EN 1.1118 Cast Steel
C71520 copper-nickel belongs to the copper alloys classification, while EN 1.1118 cast steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is C71520 copper-nickel and the bottom bar is EN 1.1118 cast steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 190 |
| Elongation at Break, % | 10 to 45 | |
| 14 to 21 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 51 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 370 to 570 | |
| 700 to 750 |
| Tensile Strength: Yield (Proof), MPa | 140 to 430 | |
| 460 to 630 |
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 | |
| 51 |
| 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 | |
| 1.9 |
| 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 | |
| 97 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 67 to 680 | |
| 550 to 1050 |
| Stiffness to Weight: Axial, points | 8.6 | |
| 13 |
| Stiffness to Weight: Bending, points | 19 | |
| 24 |
| Strength to Weight: Axial, points | 12 to 18 | |
| 25 to 27 |
| Strength to Weight: Bending, points | 13 to 17 | |
| 22 to 23 |
| Thermal Diffusivity, mm2/s | 8.9 | |
| 14 |
| Thermal Shock Resistance, points | 12 to 19 | |
| 22 to 24 |
Alloy Composition
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| Carbon (C), % | 0 to 0.050 | |
| 0.2 to 0.25 |
| Copper (Cu), % | 65 to 71.6 | |
| 0 |
| Iron (Fe), % | 0.4 to 1.0 | |
| 97.3 to 98.3 |
| Lead (Pb), % | 0 to 0.020 | |
| 0 |
| Manganese (Mn), % | 0 to 1.0 | |
| 1.5 to 1.8 |
| Nickel (Ni), % | 28 to 33 | |
| 0 |
| Phosphorus (P), % | 0 to 0.2 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.020 | |
| 0 to 0.015 |
| Zinc (Zn), % | 0 to 0.5 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |