EN 1.4938 Stainless Steel vs. C96700 Copper
EN 1.4938 stainless steel belongs to the iron alloys classification, while C96700 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is EN 1.4938 stainless steel and the bottom bar is C96700 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 140 |
| Elongation at Break, % | 16 to 17 | |
| 10 |
| Poisson's Ratio | 0.28 | |
| 0.33 |
| Shear Modulus, GPa | 76 | |
| 53 |
| Tensile Strength: Ultimate (UTS), MPa | 870 to 1030 | |
| 1210 |
| Tensile Strength: Yield (Proof), MPa | 640 to 870 | |
| 550 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 750 | |
| 310 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1170 |
| Melting Onset (Solidus), °C | 1420 | |
| 1110 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 400 |
| Thermal Conductivity, W/m-K | 30 | |
| 30 |
| Thermal Expansion, µm/m-K | 11 | |
| 15 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 10 | |
| 90 |
| Density, g/cm3 | 7.8 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 3.3 | |
| 9.5 |
| Embodied Energy, MJ/kg | 47 | |
| 140 |
| Embodied Water, L/kg | 110 | |
| 280 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 160 | |
| 99 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1050 to 1920 | |
| 1080 |
| Stiffness to Weight: Axial, points | 14 | |
| 8.9 |
| Stiffness to Weight: Bending, points | 25 | |
| 20 |
| Strength to Weight: Axial, points | 31 to 37 | |
| 38 |
| Strength to Weight: Bending, points | 26 to 29 | |
| 29 |
| Thermal Diffusivity, mm2/s | 8.1 | |
| 8.5 |
| Thermal Shock Resistance, points | 30 to 35 | |
| 40 |
Alloy Composition
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| Beryllium (Be), % | 0 | |
| 1.1 to 1.2 |
| Carbon (C), % | 0.080 to 0.15 | |
| 0 |
| Chromium (Cr), % | 11 to 12.5 | |
| 0 |
| Copper (Cu), % | 0 | |
| 62.4 to 68.8 |
| Iron (Fe), % | 80.5 to 84.8 | |
| 0.4 to 1.0 |
| Lead (Pb), % | 0 | |
| 0 to 0.010 |
| Manganese (Mn), % | 0.4 to 0.9 | |
| 0.4 to 1.0 |
| Molybdenum (Mo), % | 1.5 to 2.0 | |
| 0 |
| Nickel (Ni), % | 2.0 to 3.0 | |
| 29 to 33 |
| Nitrogen (N), % | 0.020 to 0.040 | |
| 0 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.15 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 0.15 to 0.35 |
| Vanadium (V), % | 0.25 to 0.4 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 0.15 to 0.35 |
| Residuals, % | 0 | |
| 0 to 0.5 |