C72800 Copper-nickel vs. SAE-AISI D7 Steel
C72800 copper-nickel belongs to the copper alloys classification, while SAE-AISI D7 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is C72800 copper-nickel and the bottom bar is SAE-AISI D7 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Shear Modulus, GPa | 44 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 520 to 1270 | |
| 800 to 2120 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 270 |
| Melting Completion (Liquidus), °C | 1080 | |
| 1440 |
| Melting Onset (Solidus), °C | 920 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 480 |
| Thermal Conductivity, W/m-K | 55 | |
| 27 |
| Thermal Expansion, µm/m-K | 17 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 38 | |
| 10 |
| Density, g/cm3 | 8.8 | |
| 7.6 |
| Embodied Carbon, kg CO2/kg material | 4.4 | |
| 11 |
| Embodied Energy, MJ/kg | 68 | |
| 180 |
| Embodied Water, L/kg | 360 | |
| 130 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.4 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 25 |
| Strength to Weight: Axial, points | 17 to 40 | |
| 29 to 78 |
| Strength to Weight: Bending, points | 16 to 30 | |
| 25 to 48 |
| Thermal Diffusivity, mm2/s | 17 | |
| 7.4 |
| Thermal Shock Resistance, points | 19 to 45 | |
| 27 to 72 |
Alloy Composition
Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
| 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 | |
| 2.2 to 2.5 |
| Chromium (Cr), % | 0 | |
| 11.5 to 13.5 |
| Copper (Cu), % | 78.3 to 82.8 | |
| 0 to 0.25 |
| Iron (Fe), % | 0 to 0.5 | |
| 76.6 to 81.9 |
| Lead (Pb), % | 0 to 0.0050 | |
| 0 |
| Magnesium (Mg), % | 0.0050 to 0.15 | |
| 0 |
| Manganese (Mn), % | 0.050 to 0.3 | |
| 0 to 0.6 |
| Molybdenum (Mo), % | 0 | |
| 0.7 to 1.2 |
| Nickel (Ni), % | 9.5 to 10.5 | |
| 0 to 0.3 |
| Niobium (Nb), % | 0.1 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.0050 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.050 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.0025 | |
| 0 to 0.030 |
| Tin (Sn), % | 7.5 to 8.5 | |
| 0 |
| Titanium (Ti), % | 0 to 0.010 | |
| 0 |
| Vanadium (V), % | 0 | |
| 3.8 to 4.4 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 |
| Residuals, % | 0 to 0.3 | |
| 0 |