EN 1.4378 Stainless Steel vs. C17500 Copper
EN 1.4378 stainless steel belongs to the iron alloys classification, while C17500 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, 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 C17500 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 120 |
| Elongation at Break, % | 14 to 34 | |
| 6.0 to 30 |
| Fatigue Strength, MPa | 340 to 550 | |
| 170 to 310 |
| Poisson's Ratio | 0.28 | |
| 0.34 |
| Shear Modulus, GPa | 77 | |
| 45 |
| Shear Strength, MPa | 510 to 680 | |
| 200 to 520 |
| Tensile Strength: Ultimate (UTS), MPa | 760 to 1130 | |
| 310 to 860 |
| Tensile Strength: Yield (Proof), MPa | 430 to 970 | |
| 170 to 760 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 220 |
| Maximum Temperature: Mechanical, °C | 910 | |
| 220 |
| Melting Completion (Liquidus), °C | 1390 | |
| 1060 |
| Melting Onset (Solidus), °C | 1350 | |
| 1020 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 390 |
| Thermal Expansion, µm/m-K | 17 | |
| 18 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 60 |
| Density, g/cm3 | 7.6 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 4.7 |
| Embodied Energy, MJ/kg | 39 | |
| 73 |
| Embodied Water, L/kg | 150 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 150 to 220 | |
| 30 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 470 to 2370 | |
| 120 to 2390 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.5 |
| Stiffness to Weight: Bending, points | 25 | |
| 18 |
| Strength to Weight: Axial, points | 28 to 41 | |
| 9.7 to 27 |
| Strength to Weight: Bending, points | 24 to 31 | |
| 11 to 23 |
| Thermal Shock Resistance, points | 16 to 23 | |
| 11 to 29 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.2 |
| Beryllium (Be), % | 0 | |
| 0.4 to 0.7 |
| Carbon (C), % | 0 to 0.080 | |
| 0 |
| Chromium (Cr), % | 17 to 19 | |
| 0 |
| Cobalt (Co), % | 0 | |
| 2.4 to 2.7 |
| Copper (Cu), % | 0 | |
| 95.6 to 97.2 |
| Iron (Fe), % | 61.2 to 69 | |
| 0 to 0.1 |
| Manganese (Mn), % | 11.5 to 14.5 | |
| 0 |
| Nickel (Ni), % | 2.3 to 3.7 | |
| 0 |
| Nitrogen (N), % | 0.2 to 0.4 | |
| 0 |
| Phosphorus (P), % | 0 to 0.060 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.2 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.5 |