C71580 Copper-nickel vs. AISI 403 Stainless Steel
C71580 copper-nickel belongs to the copper alloys classification, while AISI 403 stainless steel belongs to the iron alloys. There are 30 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 C71580 copper-nickel and the bottom bar is AISI 403 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 75 | |
| 190 to 240 |
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 190 |
| Elongation at Break, % | 40 | |
| 16 to 25 |
| Poisson's Ratio | 0.33 | |
| 0.28 |
| Shear Modulus, GPa | 51 | |
| 76 |
| Shear Strength, MPa | 230 | |
| 340 to 480 |
| Tensile Strength: Ultimate (UTS), MPa | 330 | |
| 530 to 780 |
| Tensile Strength: Yield (Proof), MPa | 110 | |
| 280 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 260 | |
| 740 |
| Melting Completion (Liquidus), °C | 1180 | |
| 1450 |
| Melting Onset (Solidus), °C | 1120 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 480 |
| Thermal Conductivity, W/m-K | 39 | |
| 28 |
| Thermal Expansion, µm/m-K | 15 | |
| 9.9 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 4.7 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 4.7 | |
| 3.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 41 | |
| 6.5 |
| Density, g/cm3 | 8.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 5.1 | |
| 1.9 |
| Embodied Energy, MJ/kg | 74 | |
| 27 |
| Embodied Water, L/kg | 280 | |
| 99 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 100 | |
| 110 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 47 | |
| 210 to 840 |
| Stiffness to Weight: Axial, points | 8.5 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 25 |
| Strength to Weight: Axial, points | 10 | |
| 19 to 28 |
| Strength to Weight: Bending, points | 12 | |
| 19 to 24 |
| Thermal Diffusivity, mm2/s | 11 | |
| 7.6 |
| Thermal Shock Resistance, points | 11 | |
| 20 to 29 |
Alloy Composition
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| Carbon (C), % | 0 to 0.070 | |
| 0 to 0.15 |
| Chromium (Cr), % | 0 | |
| 11.5 to 13 |
| Copper (Cu), % | 65.5 to 71 | |
| 0 |
| Iron (Fe), % | 0 to 0.5 | |
| 84.7 to 88.5 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0 to 0.3 | |
| 0 to 1.0 |
| Nickel (Ni), % | 29 to 33 | |
| 0 to 0.6 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Zinc (Zn), % | 0 to 0.050 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |