Automotive Grey Cast Iron vs. EN 1.4307 Stainless Steel
Both automotive grey cast iron and EN 1.4307 stainless steel are iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is automotive grey cast iron and the bottom bar is EN 1.4307 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 160 to 280 | |
| 180 to 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 180 | |
| 200 |
| Elongation at Break, % | 9.6 to 14 | |
| 14 to 46 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 69 to 70 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 140 to 290 | |
| 590 to 900 |
| Tensile Strength: Yield (Proof), MPa | 94 to 200 | |
| 200 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 to 280 | |
| 290 |
| Melting Completion (Liquidus), °C | 1380 to 1390 | |
| 1430 |
| Melting Onset (Solidus), °C | 1340 to 1350 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 490 | |
| 480 |
| Thermal Conductivity, W/m-K | 41 to 43 | |
| 15 |
| Thermal Expansion, µm/m-K | 12 to 14 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.4 to 7.6 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.8 to 9.1 | |
| 2.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 to 3.0 | |
| 15 |
| Density, g/cm3 | 7.5 to 7.6 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 to 1.7 | |
| 3.0 |
| Embodied Energy, MJ/kg | 21 to 24 | |
| 43 |
| Embodied Water, L/kg | 44 to 51 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 18 to 25 | |
| 110 to 210 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 25 to 110 | |
| 100 to 810 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 5.2 to 11 | |
| 21 to 32 |
| Strength to Weight: Bending, points | 8.0 to 13 | |
| 20 to 27 |
| Thermal Diffusivity, mm2/s | 11 to 12 | |
| 4.0 |
| Thermal Shock Resistance, points | 4.2 to 8.6 | |
| 13 to 20 |