AWS ENiCrMo-4 vs. Grey Cast Iron
AWS ENiCrMo-4 belongs to the nickel alloys classification, while grey cast iron belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is AWS ENiCrMo-4 and the bottom bar is grey cast iron.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 220 | |
| 180 |
| Elongation at Break, % | 28 | |
| 9.6 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 84 | |
| 69 |
| Tensile Strength: Ultimate (UTS), MPa | 790 | |
| 160 to 450 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 280 |
| Melting Completion (Liquidus), °C | 1590 | |
| 1380 |
| Melting Onset (Solidus), °C | 1530 | |
| 1180 |
| Specific Heat Capacity, J/kg-K | 410 | |
| 490 |
| Thermal Expansion, µm/m-K | 12 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 70 | |
| 1.9 |
| Density, g/cm3 | 9.0 | |
| 7.5 |
| Embodied Carbon, kg CO2/kg material | 13 | |
| 1.5 |
| Embodied Energy, MJ/kg | 170 | |
| 21 |
| Embodied Water, L/kg | 280 | |
| 44 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 22 | |
| 25 |
| Strength to Weight: Axial, points | 24 | |
| 5.8 to 17 |
| Strength to Weight: Bending, points | 21 | |
| 8.7 to 17 |
| Thermal Shock Resistance, points | 22 | |
| 6.0 to 17 |
Alloy Composition
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| Carbon (C), % | 0 to 0.020 | |
| 3.1 to 3.4 |
| Chromium (Cr), % | 14.5 to 16.5 | |
| 0 |
| Cobalt (Co), % | 0 to 2.5 | |
| 0 |
| Copper (Cu), % | 0 to 0.5 | |
| 0 |
| Iron (Fe), % | 4.0 to 7.0 | |
| 92.1 to 93.9 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0.5 to 0.7 |
| Molybdenum (Mo), % | 15 to 17 | |
| 0 |
| Nickel (Ni), % | 49.9 to 63.5 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.9 |
| Silicon (Si), % | 0 to 0.2 | |
| 2.5 to 2.8 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.15 |
| Tungsten (W), % | 3.0 to 4.5 | |
| 0 |
| Vanadium (V), % | 0 to 0.35 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |