C71580 Copper-nickel vs. AISI 301LN Stainless Steel
C71580 copper-nickel belongs to the copper alloys classification, while AISI 301LN stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is C71580 copper-nickel and the bottom bar is AISI 301LN stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 75 | |
| 210 to 320 |
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 200 |
| Elongation at Break, % | 40 | |
| 23 to 51 |
| Poisson's Ratio | 0.33 | |
| 0.28 |
| Shear Modulus, GPa | 51 | |
| 77 |
| Shear Strength, MPa | 230 | |
| 450 to 670 |
| Tensile Strength: Ultimate (UTS), MPa | 330 | |
| 630 to 1060 |
| Tensile Strength: Yield (Proof), MPa | 110 | |
| 270 to 770 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 260 | |
| 890 |
| Melting Completion (Liquidus), °C | 1180 | |
| 1430 |
| Melting Onset (Solidus), °C | 1120 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 480 |
| Thermal Conductivity, W/m-K | 39 | |
| 15 |
| Thermal Expansion, µm/m-K | 15 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 4.7 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 4.7 | |
| 2.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 41 | |
| 13 |
| Density, g/cm3 | 8.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 5.1 | |
| 2.7 |
| Embodied Energy, MJ/kg | 74 | |
| 39 |
| Embodied Water, L/kg | 280 | |
| 130 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 100 | |
| 220 to 290 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 47 | |
| 180 to 1520 |
| Stiffness to Weight: Axial, points | 8.5 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 25 |
| Strength to Weight: Axial, points | 10 | |
| 22 to 38 |
| Strength to Weight: Bending, points | 12 | |
| 21 to 30 |
| Thermal Diffusivity, mm2/s | 11 | |
| 4.0 |
| Thermal Shock Resistance, points | 11 | |
| 14 to 24 |
Alloy Composition
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| Carbon (C), % | 0 to 0.070 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 16 to 18 |
| Copper (Cu), % | 65.5 to 71 | |
| 0 |
| Iron (Fe), % | 0 to 0.5 | |
| 70.7 to 77.9 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0 to 0.3 | |
| 0 to 2.0 |
| Nickel (Ni), % | 29 to 33 | |
| 6.0 to 8.0 |
| Nitrogen (N), % | 0 | |
| 0.070 to 0.2 |
| Phosphorus (P), % | 0 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Zinc (Zn), % | 0 to 0.050 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |