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AWS ENiCrFe-2 vs. AWS ENiCrMo-3

Both AWS ENiCrFe-2 and AWS ENiCrMo-3 are nickel alloys. Both are furnished in the as-welded condition. They have 86% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCrFe-2 and the bottom bar is AWS ENiCrMo-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 28
34
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 74
79
Tensile Strength: Ultimate (UTS), MPa 790
870

Thermal Properties

Latent Heat of Fusion, J/g 310
330
Melting Completion (Liquidus), °C 1390
1480
Melting Onset (Solidus), °C 1350
1430
Specific Heat Capacity, J/kg-K 450
440
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 65
80
Density, g/cm3 8.5
8.6
Embodied Carbon, kg CO2/kg material 11
14
Embodied Energy, MJ/kg 160
190
Embodied Water, L/kg 260
290

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 26
28
Strength to Weight: Bending, points 22
24
Thermal Shock Resistance, points 24
25

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.1
Chromium (Cr), % 13 to 17
20 to 23
Cobalt (Co), % 0 to 0.12
0 to 0.12
Copper (Cu), % 0 to 0.5
0 to 0.5
Iron (Fe), % 0 to 12
0 to 7.0
Manganese (Mn), % 1.0 to 3.5
0 to 1.0
Molybdenum (Mo), % 0.5 to 2.5
8.0 to 10
Nickel (Ni), % 62 to 85
55 to 68.9
Niobium (Nb), % 0.5 to 4.0
3.2 to 4.2
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.75
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.020
Residuals, % 0
0 to 0.5