SAE-AISI A9 Steel vs. C19500 Copper
SAE-AISI A9 steel belongs to the iron alloys classification, while C19500 copper belongs to the copper alloys. There are 23 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 A9 steel and the bottom bar is C19500 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 120 |
| Poisson's Ratio | 0.29 | |
| 0.34 |
| Shear Modulus, GPa | 74 | |
| 44 |
| Tensile Strength: Ultimate (UTS), MPa | 770 to 2030 | |
| 380 to 640 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 210 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1090 |
| Melting Onset (Solidus), °C | 1410 | |
| 1090 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 390 |
| Thermal Conductivity, W/m-K | 35 | |
| 200 |
| Thermal Expansion, µm/m-K | 12 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.9 | |
| 50 to 56 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 9.2 | |
| 50 to 57 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 7.0 | |
| 31 |
| Density, g/cm3 | 7.8 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 4.7 | |
| 2.7 |
| Embodied Energy, MJ/kg | 70 | |
| 42 |
| Embodied Water, L/kg | 82 | |
| 310 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 7.3 |
| Stiffness to Weight: Bending, points | 25 | |
| 18 |
| Strength to Weight: Axial, points | 28 to 73 | |
| 12 to 20 |
| Strength to Weight: Bending, points | 24 to 46 | |
| 13 to 18 |
| Thermal Diffusivity, mm2/s | 9.6 | |
| 58 |
| Thermal Shock Resistance, points | 25 to 66 | |
| 13 to 23 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.020 |
| Carbon (C), % | 0.45 to 0.55 | |
| 0 |
| Chromium (Cr), % | 4.8 to 5.5 | |
| 0 |
| Cobalt (Co), % | 0 | |
| 0.3 to 1.3 |
| Copper (Cu), % | 0 to 0.25 | |
| 94.9 to 98.6 |
| Iron (Fe), % | 87 to 90.5 | |
| 1.0 to 2.0 |
| Lead (Pb), % | 0 | |
| 0 to 0.020 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0 |
| Molybdenum (Mo), % | 1.3 to 1.8 | |
| 0 |
| Nickel (Ni), % | 1.3 to 1.8 | |
| 0 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0.010 to 0.35 |
| Silicon (Si), % | 1.0 to 1.2 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0.1 to 1.0 |
| Vanadium (V), % | 0.8 to 1.4 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0 to 0.2 |
| Residuals, % | 0 | |
| 0 to 0.2 |