C18700 Copper vs. R60901 Alloy
C18700 copper belongs to the copper alloys classification, while R60901 alloy belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is C18700 copper and the bottom bar is R60901 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 98 |
| Elongation at Break, % | 9.0 to 9.6 | |
| 17 to 22 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 43 | |
| 37 |
| Tensile Strength: Ultimate (UTS), MPa | 290 to 330 | |
| 500 to 580 |
| Tensile Strength: Yield (Proof), MPa | 230 to 250 | |
| 350 to 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 270 |
| Thermal Conductivity, W/m-K | 380 | |
| 17 |
| Thermal Expansion, µm/m-K | 17 | |
| 6.3 |
Otherwise Unclassified Properties
| Density, g/cm3 | 9.0 | |
| 6.6 |
| Embodied Water, L/kg | 310 | |
| 270 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 24 to 29 | |
| 88 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 240 to 280 | |
| 640 to 760 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 8.3 |
| Stiffness to Weight: Bending, points | 18 | |
| 23 |
| Strength to Weight: Axial, points | 9.0 to 10 | |
| 21 to 25 |
| Strength to Weight: Bending, points | 11 to 12 | |
| 21 to 24 |
| Thermal Diffusivity, mm2/s | 110 | |
| 9.7 |
| Thermal Shock Resistance, points | 10 to 12 | |
| 58 to 67 |
Alloy Composition
| Copper (Cu), % | 98 to 99.2 | |
| 0 |
| Lead (Pb), % | 0.8 to 1.5 | |
| 0 |
| Niobium (Nb), % | 0 | |
| 2.4 to 2.8 |
| Zirconium (Zr), % | 0 | |
| 96.8 to 97.5 |
| Residuals, % | 0 | |
| 0 to 0.29 |