AWS ENiCrMo-4 vs. AWS ERNiCr-3
Both AWS ENiCrMo-4 and AWS ERNiCr-3 are nickel alloys. Both are furnished in the as-welded condition. They have 75% of their average alloy composition in common.
For each property being compared, the top bar is AWS ENiCrMo-4 and the bottom bar is AWS ERNiCr-3.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 220 | |
| 190 |
| Elongation at Break, % | 28 | |
| 34 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 84 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 790 | |
| 630 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 320 |
| Melting Completion (Liquidus), °C | 1590 | |
| 1380 |
| Melting Onset (Solidus), °C | 1530 | |
| 1330 |
| Specific Heat Capacity, J/kg-K | 410 | |
| 460 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 70 | |
| 70 |
| Density, g/cm3 | 9.0 | |
| 8.4 |
| Embodied Carbon, kg CO2/kg material | 13 | |
| 11 |
| Embodied Energy, MJ/kg | 170 | |
| 160 |
| Embodied Water, L/kg | 280 | |
| 280 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 22 | |
| 23 |
| Strength to Weight: Axial, points | 24 | |
| 21 |
| Strength to Weight: Bending, points | 21 | |
| 19 |
| Thermal Shock Resistance, points | 22 | |
| 18 |
Alloy Composition
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| Carbon (C), % | 0 to 0.020 | |
| 0 to 0.1 |
| Chromium (Cr), % | 14.5 to 16.5 | |
| 18 to 22 |
| Cobalt (Co), % | 0 to 2.5 | |
| 0 to 0.12 |
| Copper (Cu), % | 0 to 0.5 | |
| 0 to 0.5 |
| Iron (Fe), % | 4.0 to 7.0 | |
| 0 to 3.0 |
| Manganese (Mn), % | 0 to 1.0 | |
| 2.5 to 3.5 |
| Molybdenum (Mo), % | 15 to 17 | |
| 0 |
| Nickel (Ni), % | 49.9 to 63.5 | |
| 67 to 77.5 |
| Niobium (Nb), % | 0 | |
| 2.0 to 3.0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0 | |
| 0 to 0.75 |
| Tungsten (W), % | 3.0 to 4.5 | |
| 0 |
| Vanadium (V), % | 0 to 0.35 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |