C17000 Copper vs. S20910 Stainless Steel
C17000 copper belongs to the copper alloys classification, while S20910 stainless steel belongs to the iron alloys. There are 26 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 C17000 copper and the bottom bar is S20910 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 200 |
| Elongation at Break, % | 1.1 to 31 | |
| 14 to 39 |
| Poisson's Ratio | 0.33 | |
| 0.28 |
| Shear Modulus, GPa | 45 | |
| 79 |
| Shear Strength, MPa | 320 to 750 | |
| 500 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 490 to 1310 | |
| 780 to 940 |
| Tensile Strength: Yield (Proof), MPa | 160 to 1140 | |
| 430 to 810 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 300 |
| Maximum Temperature: Mechanical, °C | 270 | |
| 1080 |
| Melting Completion (Liquidus), °C | 980 | |
| 1420 |
| Melting Onset (Solidus), °C | 870 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 480 |
| Thermal Conductivity, W/m-K | 110 | |
| 13 |
| Thermal Expansion, µm/m-K | 17 | |
| 16 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 8.7 | |
| 4.8 |
| Embodied Energy, MJ/kg | 140 | |
| 68 |
| Embodied Water, L/kg | 310 | |
| 180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 4.2 to 390 | |
| 120 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 110 to 5420 | |
| 460 to 1640 |
| Stiffness to Weight: Axial, points | 7.6 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 25 |
| Strength to Weight: Axial, points | 15 to 41 | |
| 28 to 33 |
| Strength to Weight: Bending, points | 16 to 30 | |
| 24 to 27 |
| Thermal Diffusivity, mm2/s | 32 | |
| 3.6 |
| Thermal Shock Resistance, points | 17 to 45 | |
| 17 to 21 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.2 | |
| 0 |
| Beryllium (Be), % | 1.6 to 1.8 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.060 |
| Chromium (Cr), % | 0 | |
| 20.5 to 23.5 |
| Copper (Cu), % | 96.3 to 98.2 | |
| 0 |
| Iron (Fe), % | 0 to 0.4 | |
| 52.1 to 62.1 |
| Manganese (Mn), % | 0 | |
| 4.0 to 6.0 |
| Molybdenum (Mo), % | 0 | |
| 1.5 to 3.0 |
| Nickel (Ni), % | 0.2 to 0.6 | |
| 11.5 to 13.5 |
| Niobium (Nb), % | 0 | |
| 0.1 to 0.3 |
| Nitrogen (N), % | 0 | |
| 0.2 to 0.4 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Vanadium (V), % | 0 | |
| 0.1 to 0.3 |
| Residuals, % | 0 to 0.5 | |
| 0 |