TM04 C19010 Copper vs. TM04 C72900 Copper-nickel
Both TM04 C19010 copper and TM04 C72900 copper-nickel are copper alloys. Both are furnished in the TM04 (mill hardened to full-hard) temper. They have 78% of their average alloy composition in common.
For each property being compared, the top bar is TM04 C19010 copper and the bottom bar is TM04 C72900 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 120 |
| Elongation at Break, % | 9.2 | |
| 14 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 43 | |
| 45 |
| Shear Strength, MPa | 270 | |
| 570 |
| Tensile Strength: Ultimate (UTS), MPa | 460 | |
| 940 |
| Tensile Strength: Yield (Proof), MPa | 400 | |
| 800 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 210 |
| Melting Completion (Liquidus), °C | 1060 | |
| 1120 |
| Melting Onset (Solidus), °C | 1010 | |
| 950 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 380 |
| Thermal Conductivity, W/m-K | 260 | |
| 29 |
| Thermal Expansion, µm/m-K | 17 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 50 | |
| 7.8 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 50 | |
| 8.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 31 | |
| 39 |
| Density, g/cm3 | 8.9 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 4.6 |
| Embodied Energy, MJ/kg | 42 | |
| 72 |
| Embodied Water, L/kg | 310 | |
| 360 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 41 | |
| 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 680 | |
| 2650 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 7.6 |
| Stiffness to Weight: Bending, points | 18 | |
| 19 |
| Strength to Weight: Axial, points | 14 | |
| 30 |
| Strength to Weight: Bending, points | 15 | |
| 24 |
| Thermal Diffusivity, mm2/s | 75 | |
| 8.6 |
| Thermal Shock Resistance, points | 16 | |
| 33 |
Alloy Composition
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| Copper (Cu), % | 97.3 to 99.04 | |
| 74.1 to 78 |
| Iron (Fe), % | 0 | |
| 0 to 0.5 |
| Lead (Pb), % | 0 | |
| 0 to 0.020 |
| Magnesium (Mg), % | 0 | |
| 0 to 0.15 |
| Manganese (Mn), % | 0 | |
| 0 to 0.3 |
| Nickel (Ni), % | 0.8 to 1.8 | |
| 14.5 to 15.5 |
| Niobium (Nb), % | 0 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0.010 to 0.050 | |
| 0 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0 |
| Tin (Sn), % | 0 | |
| 7.5 to 8.5 |
| Zinc (Zn), % | 0 | |
| 0 to 0.5 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.3 |