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AWS ENiCrFe-2 vs. EN 1.4509 Stainless Steel

AWS ENiCrFe-2 belongs to the nickel alloys classification, while EN 1.4509 stainless steel belongs to the iron alloys. They have a modest 23% 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 (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 1.4509 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 28
21
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 74
77
Tensile Strength: Ultimate (UTS), MPa 790
530

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Melting Completion (Liquidus), °C 1390
1440
Melting Onset (Solidus), °C 1350
1400
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 65
13
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 11
2.8
Embodied Energy, MJ/kg 160
41
Embodied Water, L/kg 260
120

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 26
19
Strength to Weight: Bending, points 22
19
Thermal Shock Resistance, points 24
19

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 13 to 17
17.5 to 18.5
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 12
77.8 to 82.1
Manganese (Mn), % 1.0 to 3.5
0 to 1.0
Molybdenum (Mo), % 0.5 to 2.5
0
Nickel (Ni), % 62 to 85
0
Niobium (Nb), % 0.5 to 4.0
0.3 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0
0.1 to 0.6
Residuals, % 0 to 0.5
0