EN 1.7233 Steel vs. C71580 Copper-nickel
EN 1.7233 steel belongs to the iron alloys classification, while C71580 copper-nickel belongs to the copper alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is EN 1.7233 steel and the bottom bar is C71580 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 210 to 290 | |
| 75 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 140 |
| Elongation at Break, % | 18 to 23 | |
| 40 |
| Poisson's Ratio | 0.29 | |
| 0.33 |
| Shear Modulus, GPa | 73 | |
| 51 |
| Shear Strength, MPa | 450 to 590 | |
| 230 |
| Tensile Strength: Ultimate (UTS), MPa | 700 to 960 | |
| 330 |
| Tensile Strength: Yield (Proof), MPa | 380 to 780 | |
| 110 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 230 |
| Maximum Temperature: Mechanical, °C | 430 | |
| 260 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1180 |
| Melting Onset (Solidus), °C | 1420 | |
| 1120 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 400 |
| Thermal Conductivity, W/m-K | 39 | |
| 39 |
| Thermal Expansion, µm/m-K | 13 | |
| 15 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.4 | |
| 4.7 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.5 | |
| 4.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 3.0 | |
| 41 |
| Density, g/cm3 | 7.8 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 1.6 | |
| 5.1 |
| Embodied Energy, MJ/kg | 21 | |
| 74 |
| Embodied Water, L/kg | 53 | |
| 280 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 200 | |
| 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 380 to 1630 | |
| 47 |
| Stiffness to Weight: Axial, points | 13 | |
| 8.5 |
| Stiffness to Weight: Bending, points | 24 | |
| 19 |
| Strength to Weight: Axial, points | 25 to 34 | |
| 10 |
| Strength to Weight: Bending, points | 22 to 28 | |
| 12 |
| Thermal Diffusivity, mm2/s | 11 | |
| 11 |
| Thermal Shock Resistance, points | 21 to 28 | |
| 11 |
Alloy Composition
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| Carbon (C), % | 0.39 to 0.45 | |
| 0 to 0.070 |
| Chromium (Cr), % | 1.2 to 1.5 | |
| 0 |
| Copper (Cu), % | 0 | |
| 65.5 to 71 |
| Iron (Fe), % | 96.2 to 97.5 | |
| 0 to 0.5 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0.4 to 0.7 | |
| 0 to 0.3 |
| Molybdenum (Mo), % | 0.5 to 0.7 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 29 to 33 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0 to 0.050 |
| Residuals, % | 0 | |
| 0 to 0.5 |