EN 1.7380 Steel vs. C72800 Copper-nickel
EN 1.7380 steel belongs to the iron alloys classification, while C72800 copper-nickel belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is EN 1.7380 steel and the bottom bar is C72800 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 120 |
| Elongation at Break, % | 19 to 20 | |
| 3.9 to 23 |
| Poisson's Ratio | 0.29 | |
| 0.34 |
| Shear Modulus, GPa | 74 | |
| 44 |
| Shear Strength, MPa | 330 to 350 | |
| 330 to 740 |
| Tensile Strength: Ultimate (UTS), MPa | 540 to 550 | |
| 520 to 1270 |
| Tensile Strength: Yield (Proof), MPa | 290 to 330 | |
| 250 to 1210 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 460 | |
| 200 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1080 |
| Melting Onset (Solidus), °C | 1430 | |
| 920 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 380 |
| Thermal Conductivity, W/m-K | 39 | |
| 55 |
| Thermal Expansion, µm/m-K | 13 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.6 | |
| 11 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.7 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 3.8 | |
| 38 |
| Density, g/cm3 | 7.9 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 4.4 |
| Embodied Energy, MJ/kg | 23 | |
| 68 |
| Embodied Water, L/kg | 59 | |
| 360 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 87 to 98 | |
| 37 to 99 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 230 to 280 | |
| 260 to 5650 |
| Stiffness to Weight: Axial, points | 13 | |
| 7.4 |
| Stiffness to Weight: Bending, points | 24 | |
| 19 |
| Strength to Weight: Axial, points | 19 to 20 | |
| 17 to 40 |
| Strength to Weight: Bending, points | 19 | |
| 16 to 30 |
| Thermal Diffusivity, mm2/s | 11 | |
| 17 |
| Thermal Shock Resistance, points | 15 to 16 | |
| 19 to 45 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.1 |
| Antimony (Sb), % | 0 | |
| 0 to 0.020 |
| Bismuth (Bi), % | 0 | |
| 0 to 0.0010 |
| Boron (B), % | 0 | |
| 0 to 0.0010 |
| Carbon (C), % | 0.080 to 0.14 | |
| 0 |
| Chromium (Cr), % | 2.0 to 2.5 | |
| 0 |
| Copper (Cu), % | 0 to 0.3 | |
| 78.3 to 82.8 |
| Iron (Fe), % | 94.6 to 96.6 | |
| 0 to 0.5 |
| Lead (Pb), % | 0 | |
| 0 to 0.0050 |
| Magnesium (Mg), % | 0 | |
| 0.0050 to 0.15 |
| Manganese (Mn), % | 0.4 to 0.8 | |
| 0.050 to 0.3 |
| Molybdenum (Mo), % | 0.9 to 1.1 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 9.5 to 10.5 |
| Niobium (Nb), % | 0 | |
| 0.1 to 0.3 |
| Nitrogen (N), % | 0 to 0.012 | |
| 0 |
| Phosphorus (P), % | 0 to 0.020 | |
| 0 to 0.0050 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.050 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.0025 |
| Tin (Sn), % | 0 | |
| 7.5 to 8.5 |
| Titanium (Ti), % | 0 | |
| 0 to 0.010 |
| Zinc (Zn), % | 0 | |
| 0 to 1.0 |
| Residuals, % | 0 | |
| 0 to 0.3 |