EN 1.6580 Steel vs. C71520 Copper-nickel
EN 1.6580 steel belongs to the iron alloys classification, while C71520 copper-nickel belongs to the copper 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 EN 1.6580 steel and the bottom bar is C71520 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 140 |
| Elongation at Break, % | 11 to 19 | |
| 10 to 45 |
| Poisson's Ratio | 0.29 | |
| 0.33 |
| Shear Modulus, GPa | 73 | |
| 51 |
| Shear Strength, MPa | 450 to 700 | |
| 250 to 340 |
| Tensile Strength: Ultimate (UTS), MPa | 720 to 1170 | |
| 370 to 570 |
| Tensile Strength: Yield (Proof), MPa | 460 to 990 | |
| 140 to 430 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 230 |
| Maximum Temperature: Mechanical, °C | 450 | |
| 260 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1170 |
| Melting Onset (Solidus), °C | 1420 | |
| 1120 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 400 |
| Thermal Conductivity, W/m-K | 40 | |
| 32 |
| Thermal Expansion, µm/m-K | 13 | |
| 15 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.8 | |
| 5.7 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.9 | |
| 5.8 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 4.3 | |
| 40 |
| Density, g/cm3 | 7.9 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 5.0 |
| Embodied Energy, MJ/kg | 23 | |
| 73 |
| Embodied Water, L/kg | 59 | |
| 280 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 130 | |
| 54 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 560 to 2590 | |
| 67 to 680 |
| Stiffness to Weight: Axial, points | 13 | |
| 8.6 |
| Stiffness to Weight: Bending, points | 24 | |
| 19 |
| Strength to Weight: Axial, points | 26 to 41 | |
| 12 to 18 |
| Strength to Weight: Bending, points | 23 to 31 | |
| 13 to 17 |
| Thermal Diffusivity, mm2/s | 11 | |
| 8.9 |
| Thermal Shock Resistance, points | 21 to 34 | |
| 12 to 19 |
Alloy Composition
| Carbon (C), % | 0.26 to 0.34 | |
| 0 to 0.050 |
| Chromium (Cr), % | 1.8 to 2.2 | |
| 0 |
| Copper (Cu), % | 0 | |
| 65 to 71.6 |
| Iron (Fe), % | 93.7 to 95.5 | |
| 0.4 to 1.0 |
| Lead (Pb), % | 0 | |
| 0 to 0.020 |
| Manganese (Mn), % | 0.3 to 0.6 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0.3 to 0.5 | |
| 0 |
| Nickel (Ni), % | 1.8 to 2.2 | |
| 28 to 33 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.2 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.020 |
| Zinc (Zn), % | 0 | |
| 0 to 0.5 |
| Residuals, % | 0 | |
| 0 to 0.5 |