C70600 Copper-nickel vs. EN 1.4640 Stainless Steel
C70600 copper-nickel belongs to the copper alloys classification, while EN 1.4640 stainless steel belongs to the iron alloys. There are 29 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 C70600 copper-nickel and the bottom bar is EN 1.4640 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 200 |
| Elongation at Break, % | 3.0 to 34 | |
| 51 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Shear Modulus, GPa | 46 | |
| 77 |
| Shear Strength, MPa | 190 to 330 | |
| 440 to 460 |
| Tensile Strength: Ultimate (UTS), MPa | 290 to 570 | |
| 620 to 650 |
| Tensile Strength: Yield (Proof), MPa | 63 to 270 | |
| 240 to 260 |
Thermal Properties
| Latent Heat of Fusion, J/g | 220 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 220 | |
| 930 |
| Melting Completion (Liquidus), °C | 1150 | |
| 1420 |
| Melting Onset (Solidus), °C | 1100 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 480 |
| Thermal Conductivity, W/m-K | 44 | |
| 15 |
| Thermal Expansion, µm/m-K | 17 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 9.8 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 9.9 | |
| 2.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 33 | |
| 14 |
| Density, g/cm3 | 8.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.4 | |
| 2.8 |
| Embodied Energy, MJ/kg | 51 | |
| 40 |
| Embodied Water, L/kg | 300 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 6.5 to 160 | |
| 250 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 16 to 290 | |
| 150 to 170 |
| Stiffness to Weight: Axial, points | 7.7 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 25 |
| Strength to Weight: Axial, points | 9.1 to 18 | |
| 22 to 23 |
| Strength to Weight: Bending, points | 11 to 17 | |
| 21 |
| Thermal Diffusivity, mm2/s | 13 | |
| 4.0 |
| Thermal Shock Resistance, points | 9.8 to 19 | |
| 14 to 15 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0.030 to 0.080 |
| Chromium (Cr), % | 0 | |
| 18 to 19 |
| Copper (Cu), % | 84.7 to 90 | |
| 1.3 to 2.0 |
| Iron (Fe), % | 1.0 to 1.8 | |
| 67.4 to 73.6 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0 to 1.0 | |
| 1.5 to 4.0 |
| Nickel (Ni), % | 9.0 to 11 | |
| 5.5 to 6.9 |
| Nitrogen (N), % | 0 | |
| 0.030 to 0.11 |
| Phosphorus (P), % | 0 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.015 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |