C17300 Copper vs. SAE-AISI M7 Steel
C17300 copper belongs to the copper alloys classification, while SAE-AISI M7 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is C17300 copper and the bottom bar is SAE-AISI M7 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 200 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 45 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 1380 | |
| 760 to 2210 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 270 |
| Melting Completion (Liquidus), °C | 980 | |
| 1560 |
| Melting Onset (Solidus), °C | 870 | |
| 1510 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 450 |
| Thermal Conductivity, W/m-K | 110 | |
| 28 |
| Thermal Expansion, µm/m-K | 17 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.8 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 9.4 | |
| 8.9 |
| Embodied Energy, MJ/kg | 150 | |
| 130 |
| Embodied Water, L/kg | 310 | |
| 100 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.6 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 24 |
| Strength to Weight: Axial, points | 16 to 44 | |
| 26 to 76 |
| Strength to Weight: Bending, points | 16 to 31 | |
| 23 to 47 |
| Thermal Diffusivity, mm2/s | 32 | |
| 7.8 |
| Thermal Shock Resistance, points | 17 to 48 | |
| 24 to 69 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.2 | |
| 0 |
| Beryllium (Be), % | 1.8 to 2.0 | |
| 0 |
| Carbon (C), % | 0 | |
| 1.0 to 1.1 |
| Chromium (Cr), % | 0 | |
| 3.5 to 4.0 |
| Copper (Cu), % | 95.5 to 97.8 | |
| 0 to 0.25 |
| Iron (Fe), % | 0 to 0.4 | |
| 79.8 to 83.8 |
| Lead (Pb), % | 0.2 to 0.6 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0.15 to 0.4 |
| Molybdenum (Mo), % | 0 | |
| 8.2 to 9.2 |
| Nickel (Ni), % | 0.2 to 0.6 | |
| 0 to 0.3 |
| Phosphorus (P), % | 0 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.2 | |
| 0.2 to 0.55 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tungsten (W), % | 0 | |
| 1.4 to 2.1 |
| Vanadium (V), % | 0 | |
| 1.8 to 2.3 |
| Residuals, % | 0 to 0.5 | |
| 0 |