Ductile Cast Iron vs. C99750 Brass
Ductile cast iron belongs to the iron alloys classification, while C99750 brass belongs to the copper alloys. There are 27 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 C99750 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 160 to 310 | |
| 110 to 120 |
| Elastic (Young's, Tensile) Modulus, GPa | 170 to 180 | |
| 130 |
| Elongation at Break, % | 2.1 to 20 | |
| 20 to 30 |
| Poisson's Ratio | 0.28 to 0.31 | |
| 0.32 |
| Shear Modulus, GPa | 64 to 70 | |
| 48 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 920 | |
| 450 to 520 |
| Tensile Strength: Yield (Proof), MPa | 310 to 670 | |
| 220 to 280 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 200 |
| Maximum Temperature: Mechanical, °C | 290 | |
| 160 |
| Melting Completion (Liquidus), °C | 1160 | |
| 840 |
| Melting Onset (Solidus), °C | 1120 | |
| 820 |
| Specific Heat Capacity, J/kg-K | 490 | |
| 410 |
| Thermal Expansion, µm/m-K | 11 | |
| 20 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.4 | |
| 2.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.8 to 9.4 | |
| 2.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 23 |
| Density, g/cm3 | 7.1 to 7.5 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 3.1 |
| Embodied Energy, MJ/kg | 21 | |
| 51 |
| Embodied Water, L/kg | 43 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 17 to 80 | |
| 87 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 280 to 1330 | |
| 190 to 300 |
| Stiffness to Weight: Axial, points | 12 to 14 | |
| 8.6 |
| Stiffness to Weight: Bending, points | 24 to 26 | |
| 21 |
| Strength to Weight: Axial, points | 17 to 35 | |
| 15 to 18 |
| Strength to Weight: Bending, points | 18 to 29 | |
| 16 to 18 |
| Thermal Shock Resistance, points | 17 to 35 | |
| 13 to 15 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0.25 to 3.0 |
| Carbon (C), % | 3.0 to 3.5 | |
| 0 |
| Copper (Cu), % | 0 | |
| 55 to 61 |
| Iron (Fe), % | 93.7 to 95.5 | |
| 0 to 1.0 |
| Lead (Pb), % | 0 | |
| 0.5 to 2.5 |
| Manganese (Mn), % | 0 | |
| 17 to 23 |
| Nickel (Ni), % | 0 | |
| 0 to 5.0 |
| Phosphorus (P), % | 0 to 0.080 | |
| 0 |
| Silicon (Si), % | 1.5 to 2.8 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 17 to 23 |
| Residuals, % | 0 | |
| 0 to 0.3 |