EN 1.4057 Stainless Steel vs. C14700 Copper
EN 1.4057 stainless steel belongs to the iron alloys classification, while C14700 copper 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 1.4057 stainless steel and the bottom bar is C14700 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 120 |
| Elongation at Break, % | 11 to 17 | |
| 9.1 to 35 |
| Poisson's Ratio | 0.28 | |
| 0.34 |
| Shear Modulus, GPa | 77 | |
| 43 |
| Shear Strength, MPa | 520 to 580 | |
| 160 to 190 |
| Tensile Strength: Ultimate (UTS), MPa | 840 to 980 | |
| 240 to 320 |
| Tensile Strength: Yield (Proof), MPa | 530 to 790 | |
| 85 to 250 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 850 | |
| 200 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1080 |
| Melting Onset (Solidus), °C | 1390 | |
| 1070 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 390 |
| Thermal Conductivity, W/m-K | 25 | |
| 370 |
| Thermal Expansion, µm/m-K | 10 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.5 | |
| 95 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.9 | |
| 96 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 30 |
| Density, g/cm3 | 7.7 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.2 | |
| 2.6 |
| Embodied Energy, MJ/kg | 32 | |
| 41 |
| Embodied Water, L/kg | 120 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 96 to 130 | |
| 25 to 65 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 700 to 1610 | |
| 31 to 280 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 25 | |
| 18 |
| Strength to Weight: Axial, points | 30 to 35 | |
| 7.3 to 10 |
| Strength to Weight: Bending, points | 26 to 28 | |
| 9.5 to 12 |
| Thermal Diffusivity, mm2/s | 6.7 | |
| 110 |
| Thermal Shock Resistance, points | 30 to 35 | |
| 8.4 to 12 |
Alloy Composition
| Carbon (C), % | 0.12 to 0.22 | |
| 0 |
| Chromium (Cr), % | 15 to 17 | |
| 0 |
| Copper (Cu), % | 0 | |
| 99.395 to 99.798 |
| Iron (Fe), % | 77.7 to 83.4 | |
| 0 |
| Manganese (Mn), % | 0 to 1.5 | |
| 0 |
| Nickel (Ni), % | 1.5 to 2.5 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0.0020 to 0.0050 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0.2 to 0.5 |
| Residuals, % | 0 | |
| 0 to 0.1 |