C71000 Copper-nickel vs. AWS ERTi-7
C71000 copper-nickel belongs to the copper alloys classification, while AWS ERTi-7 belongs to the titanium alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is C71000 copper-nickel and the bottom bar is AWS ERTi-7.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 130 | |
| 110 |
| Poisson's Ratio | 0.33 | |
| 0.32 |
| Shear Modulus, GPa | 49 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 320 to 560 | |
| 340 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 420 |
| Maximum Temperature: Mechanical, °C | 240 | |
| 320 |
| Melting Completion (Liquidus), °C | 1200 | |
| 1670 |
| Melting Onset (Solidus), °C | 1150 | |
| 1620 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 540 |
| Thermal Conductivity, W/m-K | 43 | |
| 21 |
| Thermal Expansion, µm/m-K | 15 | |
| 8.7 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 6.5 | |
| 3.6 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 6.6 | |
| 7.3 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.9 | |
| 4.5 |
| Embodied Carbon, kg CO2/kg material | 4.3 | |
| 47 |
| Embodied Energy, MJ/kg | 63 | |
| 800 |
| Embodied Water, L/kg | 290 | |
| 470 |
Common Calculations
| Stiffness to Weight: Axial, points | 8.2 | |
| 13 |
| Stiffness to Weight: Bending, points | 19 | |
| 35 |
| Strength to Weight: Axial, points | 10 to 18 | |
| 21 |
| Strength to Weight: Bending, points | 12 to 17 | |
| 24 |
| Thermal Diffusivity, mm2/s | 12 | |
| 8.8 |
| Thermal Shock Resistance, points | 12 to 20 | |
| 26 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0 to 0.030 |
| Copper (Cu), % | 73.5 to 80.5 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0080 |
| Iron (Fe), % | 0.5 to 1.0 | |
| 0 to 0.12 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 |
| Nickel (Ni), % | 19 to 23 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.015 |
| Oxygen (O), % | 0 | |
| 0.080 to 0.16 |
| Palladium (Pd), % | 0 | |
| 0.12 to 0.25 |
| Titanium (Ti), % | 0 | |
| 99.417 to 99.8 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |