AWS E309Nb vs. AWS ERNiCrMo-4
AWS E309Nb belongs to the iron alloys classification, while AWS ERNiCrMo-4 belongs to the nickel alloys. They have a modest 35% of their average alloy composition in common, which, by itself, doesn't mean much. There are 20 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is AWS E309Nb and the bottom bar is AWS ERNiCrMo-4.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
220 |
Elongation at Break, % | 34 | |
28 |
Poisson's Ratio | 0.28 | |
0.29 |
Shear Modulus, GPa | 78 | |
84 |
Tensile Strength: Ultimate (UTS), MPa | 620 | |
790 |
Thermal Properties
Latent Heat of Fusion, J/g | 300 | |
310 |
Melting Completion (Liquidus), °C | 1420 | |
1590 |
Melting Onset (Solidus), °C | 1380 | |
1530 |
Specific Heat Capacity, J/kg-K | 480 | |
410 |
Thermal Expansion, µm/m-K | 14 | |
12 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 25 | |
70 |
Density, g/cm3 | 7.8 | |
9.0 |
Embodied Carbon, kg CO2/kg material | 4.4 | |
13 |
Embodied Energy, MJ/kg | 64 | |
170 |
Embodied Water, L/kg | 180 | |
280 |
Common Calculations
Stiffness to Weight: Axial, points | 14 | |
13 |
Stiffness to Weight: Bending, points | 25 | |
22 |
Strength to Weight: Axial, points | 22 | |
24 |
Strength to Weight: Bending, points | 21 | |
21 |
Thermal Shock Resistance, points | 16 | |
22 |
Alloy Composition
Carbon (C), % | 0 to 0.12 | |
0 to 0.020 |
Chromium (Cr), % | 22 to 25 | |
14.5 to 16.5 |
Cobalt (Co), % | 0 | |
0 to 2.5 |
Copper (Cu), % | 0 to 0.75 | |
0 to 0.5 |
Iron (Fe), % | 54.8 to 64.8 | |
4.0 to 7.0 |
Manganese (Mn), % | 0.5 to 2.5 | |
0 to 1.0 |
Molybdenum (Mo), % | 0 to 0.75 | |
15 to 17 |
Nickel (Ni), % | 12 to 14 | |
50 to 63.5 |
Niobium (Nb), % | 0.7 to 1.0 | |
0 |
Phosphorus (P), % | 0 to 0.040 | |
0 to 0.040 |
Silicon (Si), % | 0 to 1.0 | |
0 to 0.080 |
Sulfur (S), % | 0 to 0.030 | |
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 |