Automotive Malleable Cast Iron vs. C99750 Brass
Automotive malleable cast iron belongs to the iron alloys classification, while C99750 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is automotive malleable cast iron and the bottom bar is C99750 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 130 to 290 | |
| 110 to 120 |
| Elastic (Young's, Tensile) Modulus, GPa | 180 | |
| 130 |
| Elongation at Break, % | 1.0 to 10 | |
| 20 to 30 |
| Poisson's Ratio | 0.29 | |
| 0.32 |
| Shear Modulus, GPa | 70 | |
| 48 |
| Tensile Strength: Ultimate (UTS), MPa | 350 to 720 | |
| 450 to 520 |
| Tensile Strength: Yield (Proof), MPa | 220 to 590 | |
| 220 to 280 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 200 |
| Melting Completion (Liquidus), °C | 1410 | |
| 840 |
| Melting Onset (Solidus), °C | 1370 | |
| 820 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 410 |
| Thermal Expansion, µm/m-K | 14 | |
| 20 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.4 | |
| 2.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.7 | |
| 2.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 23 |
| Density, g/cm3 | 7.6 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 3.1 |
| Embodied Energy, MJ/kg | 20 | |
| 51 |
| Embodied Water, L/kg | 45 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 6.8 to 30 | |
| 87 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 130 to 950 | |
| 190 to 300 |
| Stiffness to Weight: Axial, points | 13 | |
| 8.6 |
| Stiffness to Weight: Bending, points | 25 | |
| 21 |
| Strength to Weight: Axial, points | 13 to 26 | |
| 15 to 18 |
| Strength to Weight: Bending, points | 14 to 24 | |
| 16 to 18 |
| Thermal Shock Resistance, points | 9.9 to 21 | |
| 13 to 15 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0.25 to 3.0 |
| Carbon (C), % | 2.2 to 2.9 | |
| 0 |
| Copper (Cu), % | 0 | |
| 55 to 61 |
| Iron (Fe), % | 93.6 to 96.7 | |
| 0 to 1.0 |
| Lead (Pb), % | 0 | |
| 0.5 to 2.5 |
| Manganese (Mn), % | 0.15 to 1.3 | |
| 17 to 23 |
| Nickel (Ni), % | 0 | |
| 0 to 5.0 |
| Phosphorus (P), % | 0.020 to 0.15 | |
| 0 |
| Silicon (Si), % | 0.9 to 1.9 | |
| 0 |
| Sulfur (S), % | 0.020 to 0.2 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 17 to 23 |
| Residuals, % | 0 | |
| 0 to 0.3 |