AISI 431 Stainless Steel vs. C15100 Copper
AISI 431 stainless steel belongs to the iron alloys classification, while C15100 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is AISI 431 stainless steel and the bottom bar is C15100 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 120 |
| Elongation at Break, % | 15 to 17 | |
| 2.0 to 36 |
| Poisson's Ratio | 0.28 | |
| 0.34 |
| Shear Modulus, GPa | 77 | |
| 43 |
| Shear Strength, MPa | 550 to 840 | |
| 170 to 270 |
| Tensile Strength: Ultimate (UTS), MPa | 890 to 1380 | |
| 260 to 470 |
| Tensile Strength: Yield (Proof), MPa | 710 to 1040 | |
| 69 to 460 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 850 | |
| 200 |
| Melting Completion (Liquidus), °C | 1510 | |
| 1100 |
| Melting Onset (Solidus), °C | 1450 | |
| 1030 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 390 |
| Thermal Conductivity, W/m-K | 26 | |
| 360 |
| Thermal Expansion, µm/m-K | 12 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.6 | |
| 95 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 95 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.0 | |
| 31 |
| Density, g/cm3 | 7.7 | |
| 9.0 |
| Embodied Carbon, kg CO2/kg material | 2.2 | |
| 2.7 |
| Embodied Energy, MJ/kg | 31 | |
| 43 |
| Embodied Water, L/kg | 120 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 180 | |
| 9.3 to 71 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1270 to 2770 | |
| 21 to 890 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 25 | |
| 18 |
| Strength to Weight: Axial, points | 32 to 50 | |
| 8.1 to 15 |
| Strength to Weight: Bending, points | 27 to 36 | |
| 10 to 15 |
| Thermal Diffusivity, mm2/s | 7.0 | |
| 100 |
| Thermal Shock Resistance, points | 28 to 43 | |
| 9.3 to 17 |
Alloy Composition
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| Carbon (C), % | 0 to 0.2 | |
| 0 |
| Chromium (Cr), % | 15 to 17 | |
| 0 |
| Copper (Cu), % | 0 | |
| 99.8 to 99.95 |
| Iron (Fe), % | 78.2 to 83.8 | |
| 0 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 |
| Nickel (Ni), % | 1.3 to 2.5 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 0.050 to 0.15 |
| Residuals, % | 0 | |
| 0 to 0.1 |