H04 C70600 Copper-nickel vs. H04 C71500 Copper-nickel
Both H04 C70600 copper-nickel and H04 C71500 copper-nickel are copper alloys. Both are furnished in the H04 (full hard) temper. They have 79% of their average alloy composition in common.
For each property being compared, the top bar is H04 C70600 copper-nickel and the bottom bar is H04 C71500 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 140 |
| Elongation at Break, % | 16 | |
| 10 |
| Poisson's Ratio | 0.34 | |
| 0.33 |
| Rockwell B Hardness | 81 | |
| 86 |
| Rockwell Superficial 30T Hardness | 71 | |
| 74 |
| Shear Modulus, GPa | 46 | |
| 52 |
| Shear Strength, MPa | 260 | |
| 340 |
| Tensile Strength: Ultimate (UTS), MPa | 420 | |
| 570 |
| Tensile Strength: Yield (Proof), MPa | 190 | |
| 430 |
Thermal Properties
| Latent Heat of Fusion, J/g | 220 | |
| 230 |
| Maximum Temperature: Mechanical, °C | 220 | |
| 260 |
| Melting Completion (Liquidus), °C | 1150 | |
| 1240 |
| Melting Onset (Solidus), °C | 1100 | |
| 1170 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 400 |
| Thermal Conductivity, W/m-K | 44 | |
| 28 |
| Thermal Expansion, µm/m-K | 17 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 9.8 | |
| 4.6 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 9.9 | |
| 4.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 33 | |
| 41 |
| Calomel Potential, mV | -280 | |
| -250 |
| Density, g/cm3 | 8.9 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 3.4 | |
| 5.1 |
| Embodied Energy, MJ/kg | 51 | |
| 74 |
| Embodied Water, L/kg | 300 | |
| 280 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 56 | |
| 54 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 | |
| 680 |
| Stiffness to Weight: Axial, points | 7.7 | |
| 8.6 |
| Stiffness to Weight: Bending, points | 19 | |
| 19 |
| Strength to Weight: Axial, points | 13 | |
| 18 |
| Strength to Weight: Bending, points | 14 | |
| 17 |
| Thermal Diffusivity, mm2/s | 13 | |
| 7.7 |
| Thermal Shock Resistance, points | 14 | |
| 18 |
Alloy Composition
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| Copper (Cu), % | 84.7 to 90 | |
| 63.5 to 70.6 |
| Iron (Fe), % | 1.0 to 1.8 | |
| 0.4 to 1.0 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 to 1.0 |
| Nickel (Ni), % | 9.0 to 11 | |
| 29 to 33 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 to 1.0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |