AWS ENiCrCoMo-1 vs. AWS ERNiCrMo-4
Both AWS ENiCrCoMo-1 and AWS ERNiCrMo-4 are nickel alloys. Both are furnished in the as-welded condition. They have 79% of their average alloy composition in common.
For each property being compared, the top bar is AWS ENiCrCoMo-1 and the bottom bar is AWS ERNiCrMo-4.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 210 | |
| 220 |
| Elongation at Break, % | 28 | |
| 28 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 82 | |
| 84 |
| Tensile Strength: Ultimate (UTS), MPa | 710 | |
| 790 |
Thermal Properties
| Latent Heat of Fusion, J/g | 330 | |
| 310 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1590 |
| Melting Onset (Solidus), °C | 1380 | |
| 1530 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 410 |
| Thermal Expansion, µm/m-K | 13 | |
| 12 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 75 | |
| 70 |
| Density, g/cm3 | 8.5 | |
| 9.0 |
| Embodied Carbon, kg CO2/kg material | 11 | |
| 13 |
| Embodied Energy, MJ/kg | 140 | |
| 170 |
| Embodied Water, L/kg | 340 | |
| 280 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 22 |
| Strength to Weight: Axial, points | 23 | |
| 24 |
| Strength to Weight: Bending, points | 21 | |
| 21 |
| Thermal Shock Resistance, points | 19 | |
| 22 |
Alloy Composition
| Carbon (C), % | 0.050 to 0.15 | |
| 0 to 0.020 |
| Chromium (Cr), % | 21 to 26 | |
| 14.5 to 16.5 |
| Cobalt (Co), % | 9.0 to 15 | |
| 0 to 2.5 |
| Copper (Cu), % | 0 to 0.5 | |
| 0 to 0.5 |
| Iron (Fe), % | 0 to 5.0 | |
| 4.0 to 7.0 |
| Manganese (Mn), % | 0.3 to 2.5 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 8.0 to 10 | |
| 15 to 17 |
| Nickel (Ni), % | 38.6 to 61.7 | |
| 50 to 63.5 |
| Niobium (Nb), % | 0 to 1.0 | |
| 0 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 0.080 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |
| Tungsten (W), % | 0 | |
| 3.0 to 4.5 |
| Vanadium (V), % | 0 | |
| 0 to 0.35 |
| Residuals, % | 0 | |
| 0 to 0.5 |