C17300 Copper vs. S38815 Stainless Steel
C17300 copper belongs to the copper alloys classification, while S38815 stainless steel belongs to the iron alloys. There are 24 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 C17300 copper and the bottom bar is S38815 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Elongation at Break, % | 3.0 to 23 | |
| 34 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 45 | |
| 74 |
| Shear Strength, MPa | 320 to 790 | |
| 410 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 1380 | |
| 610 |
| Tensile Strength: Yield (Proof), MPa | 160 to 1200 | |
| 290 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 370 |
| Maximum Temperature: Mechanical, °C | 270 | |
| 860 |
| Melting Completion (Liquidus), °C | 980 | |
| 1360 |
| Melting Onset (Solidus), °C | 870 | |
| 1310 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 500 |
| Thermal Expansion, µm/m-K | 17 | |
| 15 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.8 | |
| 7.5 |
| Embodied Carbon, kg CO2/kg material | 9.4 | |
| 3.8 |
| Embodied Energy, MJ/kg | 150 | |
| 54 |
| Embodied Water, L/kg | 310 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 40 to 88 | |
| 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 110 to 5410 | |
| 220 |
| Stiffness to Weight: Axial, points | 7.6 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 25 |
| Strength to Weight: Axial, points | 16 to 44 | |
| 22 |
| Strength to Weight: Bending, points | 16 to 31 | |
| 21 |
| Thermal Shock Resistance, points | 17 to 48 | |
| 15 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.2 | |
| 0 to 0.3 |
| Beryllium (Be), % | 1.8 to 2.0 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 13 to 15 |
| Copper (Cu), % | 95.5 to 97.8 | |
| 0.75 to 1.5 |
| Iron (Fe), % | 0 to 0.4 | |
| 56.1 to 67 |
| Lead (Pb), % | 0.2 to 0.6 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 0.75 to 1.5 |
| Nickel (Ni), % | 0.2 to 0.6 | |
| 13 to 17 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.2 | |
| 5.5 to 6.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.020 |
| Residuals, % | 0 to 0.5 | |
| 0 |