SAE-AISI M46 Steel vs. C82500 Copper
SAE-AISI M46 steel belongs to the iron alloys classification, while C82500 copper belongs to the copper alloys. There are 20 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 SAE-AISI M46 steel and the bottom bar is C82500 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 120 |
| Poisson's Ratio | 0.29 | |
| 0.33 |
| Shear Modulus, GPa | 77 | |
| 45 |
| Tensile Strength: Ultimate (UTS), MPa | 800 to 2300 | |
| 550 to 1100 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 240 |
| Melting Completion (Liquidus), °C | 1540 | |
| 980 |
| Melting Onset (Solidus), °C | 1500 | |
| 860 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 390 |
| Thermal Conductivity, W/m-K | 18 | |
| 130 |
| Thermal Expansion, µm/m-K | 12 | |
| 17 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.1 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 12 | |
| 10 |
| Embodied Energy, MJ/kg | 180 | |
| 160 |
| Embodied Water, L/kg | 150 | |
| 310 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 7.7 |
| Stiffness to Weight: Bending, points | 24 | |
| 19 |
| Strength to Weight: Axial, points | 27 to 78 | |
| 18 to 35 |
| Strength to Weight: Bending, points | 24 to 48 | |
| 17 to 27 |
| Thermal Diffusivity, mm2/s | 4.9 | |
| 38 |
| Thermal Shock Resistance, points | 25 to 71 | |
| 19 to 38 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.15 |
| Beryllium (Be), % | 0 | |
| 1.9 to 2.3 |
| Carbon (C), % | 1.2 to 1.3 | |
| 0 |
| Chromium (Cr), % | 3.7 to 4.2 | |
| 0 to 0.1 |
| Cobalt (Co), % | 7.8 to 8.8 | |
| 0.15 to 0.7 |
| Copper (Cu), % | 0 to 0.25 | |
| 95.3 to 97.8 |
| Iron (Fe), % | 70 to 73.8 | |
| 0 to 0.25 |
| Lead (Pb), % | 0 | |
| 0 to 0.020 |
| Manganese (Mn), % | 0.2 to 0.4 | |
| 0 |
| Molybdenum (Mo), % | 8.0 to 8.5 | |
| 0 |
| Nickel (Ni), % | 0 to 0.3 | |
| 0 to 0.2 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 |
| Silicon (Si), % | 0.4 to 0.65 | |
| 0.2 to 0.35 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0 to 0.1 |
| Titanium (Ti), % | 0 | |
| 0 to 0.12 |
| Tungsten (W), % | 1.9 to 2.2 | |
| 0 |
| Vanadium (V), % | 3.0 to 3.3 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0 to 0.1 |
| Residuals, % | 0 | |
| 0 to 0.5 |