C71580 Copper-nickel vs. EN 1.7386 Steel
C71580 copper-nickel belongs to the copper alloys classification, while EN 1.7386 steel belongs to the iron alloys. There are 30 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 C71580 copper-nickel and the bottom bar is EN 1.7386 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 75 | |
| 170 to 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 190 |
| Elongation at Break, % | 40 | |
| 18 to 21 |
| Poisson's Ratio | 0.33 | |
| 0.28 |
| Shear Modulus, GPa | 51 | |
| 75 |
| Shear Strength, MPa | 230 | |
| 340 to 410 |
| Tensile Strength: Ultimate (UTS), MPa | 330 | |
| 550 to 670 |
| Tensile Strength: Yield (Proof), MPa | 110 | |
| 240 to 440 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 260 | |
| 600 |
| Melting Completion (Liquidus), °C | 1180 | |
| 1450 |
| Melting Onset (Solidus), °C | 1120 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 480 |
| Thermal Conductivity, W/m-K | 39 | |
| 26 |
| Thermal Expansion, µm/m-K | 15 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 4.7 | |
| 9.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 4.7 | |
| 10 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 41 | |
| 6.5 |
| Density, g/cm3 | 8.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 5.1 | |
| 2.0 |
| Embodied Energy, MJ/kg | 74 | |
| 28 |
| Embodied Water, L/kg | 280 | |
| 88 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 100 | |
| 92 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 47 | |
| 150 to 490 |
| Stiffness to Weight: Axial, points | 8.5 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 25 |
| Strength to Weight: Axial, points | 10 | |
| 20 to 24 |
| Strength to Weight: Bending, points | 12 | |
| 19 to 22 |
| Thermal Diffusivity, mm2/s | 11 | |
| 6.9 |
| Thermal Shock Resistance, points | 11 | |
| 15 to 18 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.040 |
| Carbon (C), % | 0 to 0.070 | |
| 0.080 to 0.15 |
| Chromium (Cr), % | 0 | |
| 8.0 to 10 |
| Copper (Cu), % | 65.5 to 71 | |
| 0 to 0.3 |
| Iron (Fe), % | 0 to 0.5 | |
| 86.8 to 90.5 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0 to 0.3 | |
| 0.3 to 0.6 |
| Molybdenum (Mo), % | 0 | |
| 0.9 to 1.1 |
| Nickel (Ni), % | 29 to 33 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 | |
| 0.25 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Zinc (Zn), % | 0 to 0.050 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |