AWS ERNiCr-3 vs. AWS ENiCrCoMo-1
Both AWS ERNiCr-3 and AWS ENiCrCoMo-1 are nickel alloys. Both are furnished in the as-welded condition. They have 74% of their average alloy composition in common.
For each property being compared, the top bar is AWS ERNiCr-3 and the bottom bar is AWS ENiCrCoMo-1.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 210 |
| Elongation at Break, % | 34 | |
| 28 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 75 | |
| 82 |
| Tensile Strength: Ultimate (UTS), MPa | 630 | |
| 710 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 330 |
| Melting Completion (Liquidus), °C | 1380 | |
| 1430 |
| Melting Onset (Solidus), °C | 1330 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 460 | |
| 440 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 70 | |
| 75 |
| Density, g/cm3 | 8.4 | |
| 8.5 |
| Embodied Carbon, kg CO2/kg material | 11 | |
| 11 |
| Embodied Energy, MJ/kg | 160 | |
| 140 |
| Embodied Water, L/kg | 280 | |
| 340 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 23 | |
| 23 |
| Strength to Weight: Axial, points | 21 | |
| 23 |
| Strength to Weight: Bending, points | 19 | |
| 21 |
| Thermal Shock Resistance, points | 18 | |
| 19 |
Alloy Composition
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| Carbon (C), % | 0 to 0.1 | |
| 0.050 to 0.15 |
| Chromium (Cr), % | 18 to 22 | |
| 21 to 26 |
| Cobalt (Co), % | 0 to 0.12 | |
| 9.0 to 15 |
| Copper (Cu), % | 0 to 0.5 | |
| 0 to 0.5 |
| Iron (Fe), % | 0 to 3.0 | |
| 0 to 5.0 |
| Manganese (Mn), % | 2.5 to 3.5 | |
| 0.3 to 2.5 |
| Molybdenum (Mo), % | 0 | |
| 8.0 to 10 |
| Nickel (Ni), % | 67 to 77.5 | |
| 38.6 to 61.7 |
| Niobium (Nb), % | 2.0 to 3.0 | |
| 0 to 1.0 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0 to 0.75 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |