Automotive Malleable Cast Iron vs. ASTM A202 Steel
Both automotive malleable cast iron and ASTM A202 steel are iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is automotive malleable cast iron and the bottom bar is ASTM A202 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 130 to 290 | |
| 180 to 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 180 | |
| 190 |
| Elongation at Break, % | 1.0 to 10 | |
| 17 to 18 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 70 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 350 to 720 | |
| 590 to 670 |
| Tensile Strength: Yield (Proof), MPa | 220 to 590 | |
| 350 to 360 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 260 |
| Melting Completion (Liquidus), °C | 1410 | |
| 1450 |
| Melting Onset (Solidus), °C | 1370 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 41 | |
| 52 |
| Thermal Expansion, µm/m-K | 14 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.4 | |
| 7.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.7 | |
| 8.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 2.1 |
| Density, g/cm3 | 7.6 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 1.4 |
| Embodied Energy, MJ/kg | 20 | |
| 19 |
| Embodied Water, L/kg | 45 | |
| 49 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 6.8 to 30 | |
| 93 to 96 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 130 to 950 | |
| 330 to 350 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 13 to 26 | |
| 21 to 24 |
| Strength to Weight: Bending, points | 14 to 24 | |
| 20 to 22 |
| Thermal Diffusivity, mm2/s | 11 | |
| 14 |
| Thermal Shock Resistance, points | 9.9 to 21 | |
| 17 to 20 |