Ductile Cast Iron vs. C19025 Copper
Ductile cast iron belongs to the iron alloys classification, while C19025 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is ductile cast iron and the bottom bar is C19025 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 170 to 180 | |
| 120 |
| Elongation at Break, % | 2.1 to 20 | |
| 8.0 to 17 |
| Poisson's Ratio | 0.28 to 0.31 | |
| 0.34 |
| Shear Modulus, GPa | 64 to 70 | |
| 43 |
| Shear Strength, MPa | 420 to 800 | |
| 300 to 360 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 920 | |
| 480 to 620 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 290 | |
| 200 |
| Melting Completion (Liquidus), °C | 1160 | |
| 1080 |
| Melting Onset (Solidus), °C | 1120 | |
| 1020 |
| Specific Heat Capacity, J/kg-K | 490 | |
| 380 |
| Thermal Conductivity, W/m-K | 31 to 36 | |
| 160 |
| Thermal Expansion, µm/m-K | 11 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.4 | |
| 40 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.8 to 9.4 | |
| 40 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 31 |
| Density, g/cm3 | 7.1 to 7.5 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 2.8 |
| Embodied Energy, MJ/kg | 21 | |
| 44 |
| Embodied Water, L/kg | 43 | |
| 320 |
Common Calculations
| Stiffness to Weight: Axial, points | 12 to 14 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 24 to 26 | |
| 18 |
| Strength to Weight: Axial, points | 17 to 35 | |
| 15 to 19 |
| Strength to Weight: Bending, points | 18 to 29 | |
| 15 to 18 |
| Thermal Diffusivity, mm2/s | 8.9 to 10 | |
| 47 |
| Thermal Shock Resistance, points | 17 to 35 | |
| 17 to 22 |
Alloy Composition
| Carbon (C), % | 3.0 to 3.5 | |
| 0 |
| Copper (Cu), % | 0 | |
| 97.1 to 98.5 |
| Iron (Fe), % | 93.7 to 95.5 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 0.8 to 1.2 |
| Phosphorus (P), % | 0 to 0.080 | |
| 0.030 to 0.070 |
| Silicon (Si), % | 1.5 to 2.8 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0.7 to 1.1 |
| Zinc (Zn), % | 0 | |
| 0 to 0.2 |
| Residuals, % | 0 | |
| 0 to 0.3 |