C72900 Copper-nickel vs. AISI 316L Stainless Steel
C72900 copper-nickel belongs to the copper alloys classification, while AISI 316L stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is C72900 copper-nickel and the bottom bar is AISI 316L stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 200 |
| Elongation at Break, % | 6.0 to 20 | |
| 9.0 to 50 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Shear Modulus, GPa | 45 | |
| 78 |
| Shear Strength, MPa | 540 to 630 | |
| 370 to 690 |
| Tensile Strength: Ultimate (UTS), MPa | 870 to 1080 | |
| 530 to 1160 |
| Tensile Strength: Yield (Proof), MPa | 700 to 920 | |
| 190 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 210 | |
| 870 |
| Melting Completion (Liquidus), °C | 1120 | |
| 1400 |
| Melting Onset (Solidus), °C | 950 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 470 |
| Thermal Conductivity, W/m-K | 29 | |
| 15 |
| Thermal Expansion, µm/m-K | 17 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.8 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.0 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 39 | |
| 19 |
| Density, g/cm3 | 8.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 4.6 | |
| 3.9 |
| Embodied Energy, MJ/kg | 72 | |
| 53 |
| Embodied Water, L/kg | 360 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 49 to 210 | |
| 77 to 230 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2030 to 3490 | |
| 93 to 1880 |
| Stiffness to Weight: Axial, points | 7.6 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 25 |
| Strength to Weight: Axial, points | 27 to 34 | |
| 19 to 41 |
| Strength to Weight: Bending, points | 23 to 27 | |
| 18 to 31 |
| Thermal Diffusivity, mm2/s | 8.6 | |
| 4.1 |
| Thermal Shock Resistance, points | 31 to 38 | |
| 12 to 25 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 16 to 18 |
| Copper (Cu), % | 74.1 to 78 | |
| 0 |
| Iron (Fe), % | 0 to 0.5 | |
| 62 to 72 |
| Lead (Pb), % | 0 to 0.020 | |
| 0 |
| Magnesium (Mg), % | 0 to 0.15 | |
| 0 |
| Manganese (Mn), % | 0 to 0.3 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 2.0 to 3.0 |
| Nickel (Ni), % | 14.5 to 15.5 | |
| 10 to 14 |
| Niobium (Nb), % | 0 to 0.1 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tin (Sn), % | 7.5 to 8.5 | |
| 0 |
| Zinc (Zn), % | 0 to 0.5 | |
| 0 |
| Residuals, % | 0 to 0.3 | |
| 0 |