C72800 Copper-nickel vs. C71520 Copper-nickel
Both C72800 copper-nickel and C71520 copper-nickel are copper alloys. They have 79% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is C72800 copper-nickel and the bottom bar is C71520 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 140 |
| Elongation at Break, % | 3.9 to 23 | |
| 10 to 45 |
| Poisson's Ratio | 0.34 | |
| 0.33 |
| Shear Modulus, GPa | 44 | |
| 51 |
| Shear Strength, MPa | 330 to 740 | |
| 250 to 340 |
| Tensile Strength: Ultimate (UTS), MPa | 520 to 1270 | |
| 370 to 570 |
| Tensile Strength: Yield (Proof), MPa | 250 to 1210 | |
| 140 to 430 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 230 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 260 |
| Melting Completion (Liquidus), °C | 1080 | |
| 1170 |
| Melting Onset (Solidus), °C | 920 | |
| 1120 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 400 |
| Thermal Conductivity, W/m-K | 55 | |
| 32 |
| Thermal Expansion, µm/m-K | 17 | |
| 15 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 11 | |
| 5.7 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 11 | |
| 5.8 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 38 | |
| 40 |
| Density, g/cm3 | 8.8 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 4.4 | |
| 5.0 |
| Embodied Energy, MJ/kg | 68 | |
| 73 |
| Embodied Water, L/kg | 360 | |
| 280 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 37 to 99 | |
| 54 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 to 5650 | |
| 67 to 680 |
| Stiffness to Weight: Axial, points | 7.4 | |
| 8.6 |
| Stiffness to Weight: Bending, points | 19 | |
| 19 |
| Strength to Weight: Axial, points | 17 to 40 | |
| 12 to 18 |
| Strength to Weight: Bending, points | 16 to 30 | |
| 13 to 17 |
| Thermal Diffusivity, mm2/s | 17 | |
| 8.9 |
| Thermal Shock Resistance, points | 19 to 45 | |
| 12 to 19 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.1 | |
| 0 |
| Antimony (Sb), % | 0 to 0.020 | |
| 0 |
| Bismuth (Bi), % | 0 to 0.0010 | |
| 0 |
| Boron (B), % | 0 to 0.0010 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.050 |
| Copper (Cu), % | 78.3 to 82.8 | |
| 65 to 71.6 |
| Iron (Fe), % | 0 to 0.5 | |
| 0.4 to 1.0 |
| Lead (Pb), % | 0 to 0.0050 | |
| 0 to 0.020 |
| Magnesium (Mg), % | 0.0050 to 0.15 | |
| 0 |
| Manganese (Mn), % | 0.050 to 0.3 | |
| 0 to 1.0 |
| Nickel (Ni), % | 9.5 to 10.5 | |
| 28 to 33 |
| Niobium (Nb), % | 0.1 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.0050 | |
| 0 to 0.2 |
| Silicon (Si), % | 0 to 0.050 | |
| 0 |
| Sulfur (S), % | 0 to 0.0025 | |
| 0 to 0.020 |
| Tin (Sn), % | 7.5 to 8.5 | |
| 0 |
| Titanium (Ti), % | 0 to 0.010 | |
| 0 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 to 0.5 |
| Residuals, % | 0 to 0.3 | |
| 0 to 0.5 |