EN 1.4378 Stainless Steel vs. C71520 Copper-nickel
EN 1.4378 stainless steel belongs to the iron alloys classification, while C71520 copper-nickel belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is EN 1.4378 stainless steel and the bottom bar is C71520 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 140 |
| Elongation at Break, % | 14 to 34 | |
| 10 to 45 |
| Poisson's Ratio | 0.28 | |
| 0.33 |
| Shear Modulus, GPa | 77 | |
| 51 |
| Shear Strength, MPa | 510 to 680 | |
| 250 to 340 |
| Tensile Strength: Ultimate (UTS), MPa | 760 to 1130 | |
| 370 to 570 |
| Tensile Strength: Yield (Proof), MPa | 430 to 970 | |
| 140 to 430 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 230 |
| Maximum Temperature: Mechanical, °C | 910 | |
| 260 |
| Melting Completion (Liquidus), °C | 1390 | |
| 1170 |
| Melting Onset (Solidus), °C | 1350 | |
| 1120 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 400 |
| Thermal Expansion, µm/m-K | 17 | |
| 15 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 40 |
| Density, g/cm3 | 7.6 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 5.0 |
| Embodied Energy, MJ/kg | 39 | |
| 73 |
| Embodied Water, L/kg | 150 | |
| 280 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 150 to 220 | |
| 54 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 470 to 2370 | |
| 67 to 680 |
| Stiffness to Weight: Axial, points | 14 | |
| 8.6 |
| Stiffness to Weight: Bending, points | 25 | |
| 19 |
| Strength to Weight: Axial, points | 28 to 41 | |
| 12 to 18 |
| Strength to Weight: Bending, points | 24 to 31 | |
| 13 to 17 |
| Thermal Shock Resistance, points | 16 to 23 | |
| 12 to 19 |
Alloy Composition
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| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.050 |
| Chromium (Cr), % | 17 to 19 | |
| 0 |
| Copper (Cu), % | 0 | |
| 65 to 71.6 |
| Iron (Fe), % | 61.2 to 69 | |
| 0.4 to 1.0 |
| Lead (Pb), % | 0 | |
| 0 to 0.020 |
| Manganese (Mn), % | 11.5 to 14.5 | |
| 0 to 1.0 |
| Nickel (Ni), % | 2.3 to 3.7 | |
| 28 to 33 |
| Nitrogen (N), % | 0.2 to 0.4 | |
| 0 |
| Phosphorus (P), % | 0 to 0.060 | |
| 0 to 0.2 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.020 |
| Zinc (Zn), % | 0 | |
| 0 to 0.5 |
| Residuals, % | 0 | |
| 0 to 0.5 |