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AWS ENiCrFe-3 vs. AWS ERNiCrMo-3

Both AWS ENiCrFe-3 and AWS ERNiCrMo-3 are nickel alloys. Both are furnished in the as-welded condition. They have 84% 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-3 and the bottom bar is AWS ERNiCrMo-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 34
34
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 74
79
Tensile Strength: Ultimate (UTS), MPa 630
870

Thermal Properties

Latent Heat of Fusion, J/g 310
330
Melting Completion (Liquidus), °C 1370
1480
Melting Onset (Solidus), °C 1320
1430
Specific Heat Capacity, J/kg-K 460
440
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 65
80
Density, g/cm3 8.4
8.6
Embodied Carbon, kg CO2/kg material 11
14
Embodied Energy, MJ/kg 150
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 21
28
Strength to Weight: Bending, points 19
24
Thermal Shock Resistance, points 18
25

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Carbon (C), % 0 to 0.1
0 to 0.010
Chromium (Cr), % 13 to 17
20 to 23
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0 to 0.5
Iron (Fe), % 0 to 10
0 to 5.0
Manganese (Mn), % 5.0 to 9.5
0 to 0.5
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 52 to 81
58 to 68.9
Niobium (Nb), % 1.0 to 2.5
3.2 to 4.2
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Tantalum (Ta), % 0 to 0.3
0
Titanium (Ti), % 0 to 1.0
0 to 0.4
Residuals, % 0
0 to 0.5