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AWS ENiCrFe-2 vs. EN 1.4374 Stainless Steel

AWS ENiCrFe-2 belongs to the nickel alloys classification, while EN 1.4374 stainless steel belongs to the iron alloys. They have a modest 30% 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 (14, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCrFe-2 and the bottom bar is EN 1.4374 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 28
40
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 74
77
Tensile Strength: Ultimate (UTS), MPa 790
800

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Melting Completion (Liquidus), °C 1390
1400
Melting Onset (Solidus), °C 1350
1360
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 65
14
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 11
2.9
Embodied Energy, MJ/kg 160
42
Embodied Water, L/kg 260
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 26
29
Strength to Weight: Bending, points 22
25
Thermal Shock Resistance, points 24
17

Alloy Composition

Carbon (C), % 0 to 0.1
0.050 to 0.1
Chromium (Cr), % 13 to 17
17.5 to 18.5
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0 to 0.4
Iron (Fe), % 0 to 12
63.5 to 67.9
Manganese (Mn), % 1.0 to 3.5
9.0 to 10
Molybdenum (Mo), % 0.5 to 2.5
0 to 0.5
Nickel (Ni), % 62 to 85
5.0 to 6.0
Niobium (Nb), % 0.5 to 4.0
0
Nitrogen (N), % 0
0.25 to 0.32
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.75
0.3 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030
Residuals, % 0 to 0.5
0