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AWS ENiCrFe-2 vs. EN 1.4458 Stainless Steel

AWS ENiCrFe-2 belongs to the nickel alloys classification, while EN 1.4458 stainless steel belongs to the iron alloys. They have 52% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCrFe-2 and the bottom bar is EN 1.4458 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 28
34
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 74
78
Tensile Strength: Ultimate (UTS), MPa 790
510

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Melting Completion (Liquidus), °C 1390
1420
Melting Onset (Solidus), °C 1350
1370
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 65
30
Density, g/cm3 8.5
8.0
Embodied Carbon, kg CO2/kg material 11
5.4
Embodied Energy, MJ/kg 160
75
Embodied Water, L/kg 260
200

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 26
17
Strength to Weight: Bending, points 22
18
Thermal Shock Resistance, points 24
12

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 13 to 17
19 to 22
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0 to 2.0
Iron (Fe), % 0 to 12
40.2 to 53
Manganese (Mn), % 1.0 to 3.5
0 to 2.0
Molybdenum (Mo), % 0.5 to 2.5
2.0 to 2.5
Nickel (Ni), % 62 to 85
26 to 30
Niobium (Nb), % 0.5 to 4.0
0
Nitrogen (N), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.025
Residuals, % 0 to 0.5
0