C72700 Copper-nickel vs. ASTM A209 Steel
C72700 copper-nickel belongs to the copper alloys classification, while ASTM A209 steel belongs to the iron alloys. There are 29 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 C72700 copper-nickel and the bottom bar is ASTM A209 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Elongation at Break, % | 4.0 to 36 | |
| 34 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 44 | |
| 73 |
| Shear Strength, MPa | 310 to 620 | |
| 280 to 310 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 1070 | |
| 420 to 460 |
| Tensile Strength: Yield (Proof), MPa | 580 to 1060 | |
| 220 to 250 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 410 |
| Melting Completion (Liquidus), °C | 1100 | |
| 1470 |
| Melting Onset (Solidus), °C | 930 | |
| 1420 to 1430 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 470 |
| Thermal Conductivity, W/m-K | 54 | |
| 50 |
| Thermal Expansion, µm/m-K | 17 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 11 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 11 | |
| 8.1 to 8.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 36 | |
| 2.4 |
| Density, g/cm3 | 8.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 4.0 | |
| 1.5 |
| Embodied Energy, MJ/kg | 62 | |
| 20 |
| Embodied Water, L/kg | 350 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 20 to 380 | |
| 120 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1420 to 4770 | |
| 130 to 170 |
| Stiffness to Weight: Axial, points | 7.4 | |
| 13 |
| Stiffness to Weight: Bending, points | 19 | |
| 24 |
| Strength to Weight: Axial, points | 14 to 34 | |
| 15 to 16 |
| Strength to Weight: Bending, points | 15 to 26 | |
| 16 to 17 |
| Thermal Diffusivity, mm2/s | 16 | |
| 13 |
| Thermal Shock Resistance, points | 16 to 38 | |
| 12 to 14 |