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AWS ENiCrFe-2 vs. AWS ERNi-1

Both AWS ENiCrFe-2 and AWS ERNi-1 are nickel alloys. Both are furnished in the as-welded condition. They have 75% 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 ERNi-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
180
Elongation at Break, % 28
22
Poisson's Ratio 0.3
0.31
Shear Modulus, GPa 74
69
Tensile Strength: Ultimate (UTS), MPa 790
470

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Melting Completion (Liquidus), °C 1390
1360
Melting Onset (Solidus), °C 1350
1310
Specific Heat Capacity, J/kg-K 450
450
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 65
60
Density, g/cm3 8.5
8.7
Embodied Carbon, kg CO2/kg material 11
11
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 260
230

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 26
15
Strength to Weight: Bending, points 22
15
Thermal Shock Resistance, points 24
17

Alloy Composition

Aluminum (Al), % 0
0 to 1.5
Carbon (C), % 0 to 0.1
0 to 0.15
Chromium (Cr), % 13 to 17
0
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 0 to 12
0 to 1.0
Manganese (Mn), % 1.0 to 3.5
0 to 1.0
Molybdenum (Mo), % 0.5 to 2.5
0
Nickel (Ni), % 62 to 85
93 to 98
Niobium (Nb), % 0.5 to 4.0
0
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 0.015
Titanium (Ti), % 0
2.0 to 3.5
Residuals, % 0
0 to 0.5