Austempered Cast Iron vs. EN 1.4482 Stainless Steel
Both austempered cast iron and EN 1.4482 stainless steel are iron alloys. They have 73% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is austempered cast iron and the bottom bar is EN 1.4482 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 180 | |
| 200 |
| Elongation at Break, % | 1.1 to 13 | |
| 34 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 62 to 69 | |
| 78 |
| Tensile Strength: Ultimate (UTS), MPa | 860 to 1800 | |
| 770 to 800 |
| Tensile Strength: Yield (Proof), MPa | 560 to 1460 | |
| 530 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 290 |
| Melting Completion (Liquidus), °C | 1380 | |
| 1420 |
| Melting Onset (Solidus), °C | 1340 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 490 | |
| 480 |
| Thermal Conductivity, W/m-K | 42 | |
| 15 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.9 | |
| 12 |
| Density, g/cm3 | 7.5 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 2.7 |
| Embodied Energy, MJ/kg | 25 | |
| 38 |
| Embodied Water, L/kg | 48 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 19 to 95 | |
| 230 to 250 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 880 to 3970 | |
| 690 to 820 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 32 to 66 | |
| 28 to 29 |
| Strength to Weight: Bending, points | 27 to 44 | |
| 24 to 25 |
| Thermal Diffusivity, mm2/s | 11 | |
| 4.0 |
| Thermal Shock Resistance, points | 25 to 53 | |
| 21 to 22 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.050 | |
| 0 |
| Arsenic (As), % | 0 to 0.020 | |
| 0 |
| Carbon (C), % | 3.4 to 3.8 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 to 0.1 | |
| 19.5 to 21.5 |
| Copper (Cu), % | 0 to 0.8 | |
| 0 to 1.0 |
| Iron (Fe), % | 89.6 to 94 | |
| 66.1 to 74.9 |
| Magnesium (Mg), % | 0 to 0.040 | |
| 0 |
| Manganese (Mn), % | 0.3 to 0.4 | |
| 4.0 to 6.0 |
| Molybdenum (Mo), % | 0 to 0.3 | |
| 0.1 to 0.6 |
| Nickel (Ni), % | 0 to 2.0 | |
| 1.5 to 3.5 |
| Nitrogen (N), % | 0 | |
| 0.050 to 0.2 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.035 |
| Selenium (Se), % | 0 to 0.030 | |
| 0 |
| Silicon (Si), % | 2.3 to 2.7 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.020 | |
| 0 to 0.030 |
| Tin (Sn), % | 0 to 0.020 | |
| 0 |
| Vanadium (V), % | 0 to 0.1 | |
| 0 |