H55 C12000 Copper vs. H55 C19200 Copper
Both H55 C12000 copper and H55 C19200 copper are copper alloys. Both are furnished in the H55 (light drawn) temper. They have a very high 99% of their average alloy composition in common.
For each property being compared, the top bar is H55 C12000 copper and the bottom bar is H55 C19200 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 120 |
| Elongation at Break, % | 27 | |
| 35 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 43 | |
| 44 |
| Shear Strength, MPa | 180 | |
| 200 |
| Tensile Strength: Ultimate (UTS), MPa | 290 | |
| 300 |
| Tensile Strength: Yield (Proof), MPa | 230 | |
| 240 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 200 |
| Melting Completion (Liquidus), °C | 1080 | |
| 1080 |
| Melting Onset (Solidus), °C | 1080 | |
| 1080 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Conductivity, W/m-K | 390 | |
| 240 |
| Thermal Expansion, µm/m-K | 17 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 98 | |
| 58 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 98 | |
| 58 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 31 | |
| 30 |
| Density, g/cm3 | 9.0 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 2.6 |
| Embodied Energy, MJ/kg | 41 | |
| 41 |
| Embodied Water, L/kg | 310 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 | |
| 98 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 230 | |
| 240 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 18 | |
| 18 |
| Strength to Weight: Axial, points | 8.8 | |
| 9.4 |
| Strength to Weight: Bending, points | 11 | |
| 11 |
| Thermal Diffusivity, mm2/s | 110 | |
| 69 |
| Thermal Shock Resistance, points | 10 | |
| 11 |
Alloy Composition
| Copper (Cu), % | 99.9 to 99.996 | |
| 98.5 to 99.19 |
| Iron (Fe), % | 0 | |
| 0.8 to 1.2 |
| Lead (Pb), % | 0 | |
| 0 to 0.030 |
| Phosphorus (P), % | 0.0040 to 0.012 | |
| 0.010 to 0.040 |
| Zinc (Zn), % | 0 | |
| 0 to 0.2 |
| Residuals, % | 0 | |
| 0 to 0.2 |