C82000 Copper vs. S31730 Stainless Steel
C82000 copper belongs to the copper alloys classification, while S31730 stainless steel belongs to the iron 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 C82000 copper and the bottom bar is S31730 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 200 |
| Elongation at Break, % | 8.0 to 20 | |
| 40 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Rockwell B Hardness | 55 to 95 | |
| 78 |
| Shear Modulus, GPa | 45 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 350 to 690 | |
| 540 |
| Tensile Strength: Yield (Proof), MPa | 140 to 520 | |
| 200 |
Thermal Properties
| Latent Heat of Fusion, J/g | 220 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 220 | |
| 990 |
| Melting Completion (Liquidus), °C | 1090 | |
| 1430 |
| Melting Onset (Solidus), °C | 970 | |
| 1390 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 470 |
| Thermal Expansion, µm/m-K | 17 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 60 | |
| 24 |
| Density, g/cm3 | 8.9 | |
| 8.0 |
| Embodied Carbon, kg CO2/kg material | 5.0 | |
| 4.6 |
| Embodied Energy, MJ/kg | 77 | |
| 63 |
| Embodied Water, L/kg | 320 | |
| 180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 51 to 55 | |
| 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 80 to 1120 | |
| 99 |
| Stiffness to Weight: Axial, points | 7.5 | |
| 14 |
| Stiffness to Weight: Bending, points | 18 | |
| 24 |
| Strength to Weight: Axial, points | 11 to 22 | |
| 19 |
| Strength to Weight: Bending, points | 12 to 20 | |
| 18 |
| Thermal Shock Resistance, points | 12 to 24 | |
| 12 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.1 | |
| 0 |
| Beryllium (Be), % | 0.45 to 0.8 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 to 0.1 | |
| 17 to 19 |
| Cobalt (Co), % | 2.2 to 2.7 | |
| 0 |
| Copper (Cu), % | 95.2 to 97.4 | |
| 4.0 to 5.0 |
| Iron (Fe), % | 0 to 0.1 | |
| 52.4 to 61 |
| Lead (Pb), % | 0 to 0.020 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 3.0 to 4.0 |
| Nickel (Ni), % | 0 to 0.2 | |
| 15 to 16.5 |
| Nitrogen (N), % | 0 | |
| 0 to 0.045 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.15 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Tin (Sn), % | 0 to 0.1 | |
| 0 |
| Zinc (Zn), % | 0 to 0.1 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |