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AWS ENiCrFe-2 vs. EN 1.4655 Stainless Steel

AWS ENiCrFe-2 belongs to the nickel alloys classification, while EN 1.4655 stainless steel belongs to the iron alloys. They have a modest 28% 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 (12, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCrFe-2 and the bottom bar is EN 1.4655 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 28
23 to 25
Poisson's Ratio 0.3
0.27
Shear Modulus, GPa 74
78
Tensile Strength: Ultimate (UTS), MPa 790
720 to 730

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Melting Completion (Liquidus), °C 1390
1420
Melting Onset (Solidus), °C 1350
1370
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 65
15
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 11
2.9
Embodied Energy, MJ/kg 160
41
Embodied Water, L/kg 260
160

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 26
26
Strength to Weight: Bending, points 22
23
Thermal Shock Resistance, points 24
20

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 13 to 17
22 to 24
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
1.0 to 3.0
Iron (Fe), % 0 to 12
63.6 to 73.4
Manganese (Mn), % 1.0 to 3.5
0 to 2.0
Molybdenum (Mo), % 0.5 to 2.5
0.1 to 0.6
Nickel (Ni), % 62 to 85
3.5 to 5.5
Niobium (Nb), % 0.5 to 4.0
0
Nitrogen (N), % 0
0.050 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 0.015
Residuals, % 0 to 0.5
0