C17510 Copper vs. S40977 Stainless Steel
C17510 copper belongs to the copper alloys classification, while S40977 stainless steel belongs to the iron alloys. There are 30 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 C17510 copper and the bottom bar is S40977 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Elongation at Break, % | 5.4 to 37 | |
| 21 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Rockwell B Hardness | 44 to 99 | |
| 76 |
| Shear Modulus, GPa | 44 | |
| 76 |
| Shear Strength, MPa | 210 to 500 | |
| 320 |
| Tensile Strength: Ultimate (UTS), MPa | 310 to 860 | |
| 510 |
| Tensile Strength: Yield (Proof), MPa | 120 to 750 | |
| 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 220 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 220 | |
| 720 |
| Melting Completion (Liquidus), °C | 1070 | |
| 1440 |
| Melting Onset (Solidus), °C | 1030 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 480 |
| Thermal Conductivity, W/m-K | 210 | |
| 25 |
| Thermal Expansion, µm/m-K | 17 | |
| 10 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 22 to 54 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 23 to 54 | |
| 3.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 49 | |
| 6.5 |
| Density, g/cm3 | 8.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 4.2 | |
| 1.9 |
| Embodied Energy, MJ/kg | 65 | |
| 27 |
| Embodied Water, L/kg | 310 | |
| 97 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 39 to 92 | |
| 92 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 64 to 2410 | |
| 250 |
| Stiffness to Weight: Axial, points | 7.4 | |
| 14 |
| Stiffness to Weight: Bending, points | 18 | |
| 25 |
| Strength to Weight: Axial, points | 9.7 to 27 | |
| 18 |
| Strength to Weight: Bending, points | 11 to 23 | |
| 18 |
| Thermal Diffusivity, mm2/s | 60 | |
| 6.7 |
| Thermal Shock Resistance, points | 11 to 30 | |
| 18 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.2 | |
| 0 |
| Beryllium (Be), % | 0.2 to 0.6 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 10.5 to 12.5 |
| Cobalt (Co), % | 0 to 0.3 | |
| 0 |
| Copper (Cu), % | 95.9 to 98.4 | |
| 0 |
| Iron (Fe), % | 0 to 0.1 | |
| 83.9 to 89.2 |
| Manganese (Mn), % | 0 | |
| 0 to 1.5 |
| Nickel (Ni), % | 1.4 to 2.2 | |
| 0.3 to 1.0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.015 |
| Residuals, % | 0 to 0.5 | |
| 0 |