C82800 Copper vs. AISI 431 Stainless Steel
C82800 copper belongs to the copper alloys classification, while AISI 431 stainless steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is C82800 copper and the bottom bar is AISI 431 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 200 |
| Elongation at Break, % | 1.0 to 20 | |
| 15 to 17 |
| Poisson's Ratio | 0.33 | |
| 0.28 |
| Shear Modulus, GPa | 46 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 670 to 1140 | |
| 890 to 1380 |
| Tensile Strength: Yield (Proof), MPa | 380 to 1000 | |
| 710 to 1040 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 310 | |
| 850 |
| Melting Completion (Liquidus), °C | 930 | |
| 1510 |
| Melting Onset (Solidus), °C | 890 | |
| 1450 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 480 |
| Thermal Conductivity, W/m-K | 120 | |
| 26 |
| Thermal Expansion, µm/m-K | 17 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 18 | |
| 2.6 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 19 | |
| 3.0 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.7 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 12 | |
| 2.2 |
| Embodied Energy, MJ/kg | 190 | |
| 31 |
| Embodied Water, L/kg | 310 | |
| 120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 11 to 110 | |
| 140 to 180 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 590 to 4080 | |
| 1270 to 2770 |
| Stiffness to Weight: Axial, points | 7.8 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 25 |
| Strength to Weight: Axial, points | 21 to 36 | |
| 32 to 50 |
| Strength to Weight: Bending, points | 20 to 28 | |
| 27 to 36 |
| Thermal Diffusivity, mm2/s | 36 | |
| 7.0 |
| Thermal Shock Resistance, points | 23 to 39 | |
| 28 to 43 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.15 | |
| 0 |
| Beryllium (Be), % | 2.5 to 2.9 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.2 |
| Chromium (Cr), % | 0 to 0.1 | |
| 15 to 17 |
| Cobalt (Co), % | 0.15 to 0.7 | |
| 0 |
| Copper (Cu), % | 94.6 to 97.2 | |
| 0 |
| Iron (Fe), % | 0 to 0.25 | |
| 78.2 to 83.8 |
| Lead (Pb), % | 0 to 0.020 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0 to 1.0 |
| Nickel (Ni), % | 0 to 0.2 | |
| 1.3 to 2.5 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0.2 to 0.35 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tin (Sn), % | 0 to 0.1 | |
| 0 |
| Titanium (Ti), % | 0 to 0.12 | |
| 0 |
| Zinc (Zn), % | 0 to 0.1 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |