C19025 Copper vs. C19020 Copper
Both C19025 copper and C19020 copper are copper alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is C19025 copper and the bottom bar is C19020 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 120 |
| Elongation at Break, % | 8.0 to 17 | |
| 2.3 to 5.7 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 43 | |
| 44 |
| Shear Strength, MPa | 300 to 360 | |
| 260 to 340 |
| Tensile Strength: Ultimate (UTS), MPa | 480 to 620 | |
| 440 to 590 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 200 |
| Melting Completion (Liquidus), °C | 1080 | |
| 1090 |
| Melting Onset (Solidus), °C | 1020 | |
| 1030 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 390 |
| Thermal Conductivity, W/m-K | 160 | |
| 190 |
| Thermal Expansion, µm/m-K | 17 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 40 | |
| 50 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 40 | |
| 50 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 31 | |
| 31 |
| Density, g/cm3 | 8.9 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 2.8 |
| Embodied Energy, MJ/kg | 44 | |
| 44 |
| Embodied Water, L/kg | 320 | |
| 310 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.2 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 18 | |
| 18 |
| Strength to Weight: Axial, points | 15 to 19 | |
| 14 to 18 |
| Strength to Weight: Bending, points | 15 to 18 | |
| 14 to 18 |
| Thermal Diffusivity, mm2/s | 47 | |
| 55 |
| Thermal Shock Resistance, points | 17 to 22 | |
| 16 to 21 |
Alloy Composition
| Copper (Cu), % | 97.1 to 98.5 | |
| 95.7 to 99.19 |
| Nickel (Ni), % | 0.8 to 1.2 | |
| 0.5 to 3.0 |
| Phosphorus (P), % | 0.030 to 0.070 | |
| 0.010 to 0.2 |
| Tin (Sn), % | 0.7 to 1.1 | |
| 0.3 to 0.9 |
| Zinc (Zn), % | 0 to 0.2 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.2 |