AISI 440A Stainless Steel vs. C70600 Copper-nickel
AISI 440A stainless steel belongs to the iron alloys classification, while C70600 copper-nickel belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is AISI 440A stainless steel and the bottom bar is C70600 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 120 |
| Elongation at Break, % | 5.0 to 20 | |
| 3.0 to 34 |
| Poisson's Ratio | 0.28 | |
| 0.34 |
| Shear Modulus, GPa | 77 | |
| 46 |
| Shear Strength, MPa | 450 to 1040 | |
| 190 to 330 |
| Tensile Strength: Ultimate (UTS), MPa | 730 to 1790 | |
| 290 to 570 |
| Tensile Strength: Yield (Proof), MPa | 420 to 1650 | |
| 63 to 270 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 220 |
| Maximum Temperature: Mechanical, °C | 760 | |
| 220 |
| Melting Completion (Liquidus), °C | 1480 | |
| 1150 |
| Melting Onset (Solidus), °C | 1370 | |
| 1100 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 390 |
| Thermal Conductivity, W/m-K | 23 | |
| 44 |
| Thermal Expansion, µm/m-K | 10 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.5 | |
| 9.8 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.9 | |
| 9.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.0 | |
| 33 |
| Density, g/cm3 | 7.7 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.2 | |
| 3.4 |
| Embodied Energy, MJ/kg | 31 | |
| 51 |
| Embodied Water, L/kg | 120 | |
| 300 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 87 to 120 | |
| 6.5 to 160 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.7 |
| Stiffness to Weight: Bending, points | 25 | |
| 19 |
| Strength to Weight: Axial, points | 26 to 65 | |
| 9.1 to 18 |
| Strength to Weight: Bending, points | 23 to 43 | |
| 11 to 17 |
| Thermal Diffusivity, mm2/s | 6.2 | |
| 13 |
| Thermal Shock Resistance, points | 26 to 65 | |
| 9.8 to 19 |
Alloy Composition
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| Carbon (C), % | 0.6 to 0.75 | |
| 0 |
| Chromium (Cr), % | 16 to 18 | |
| 0 |
| Copper (Cu), % | 0 | |
| 84.7 to 90 |
| Iron (Fe), % | 78.4 to 83.4 | |
| 1.0 to 1.8 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 to 0.75 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 9.0 to 11 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0 to 1.0 |
| Residuals, % | 0 | |
| 0 to 0.5 |