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AWS ERNiMo-3 vs. EN 1.4361 Stainless Steel

AWS ERNiMo-3 belongs to the nickel alloys classification, while EN 1.4361 stainless steel belongs to the iron alloys. They have a modest 27% of their average alloy composition in common, which, by itself, doesn't mean much. There are 19 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiMo-3 and the bottom bar is EN 1.4361 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 83
75
Tensile Strength: Ultimate (UTS), MPa 770
630

Thermal Properties

Latent Heat of Fusion, J/g 320
350
Melting Completion (Liquidus), °C 1600
1370
Melting Onset (Solidus), °C 1540
1330
Specific Heat Capacity, J/kg-K 400
490
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 70
19
Density, g/cm3 9.1
7.6
Embodied Carbon, kg CO2/kg material 15
3.6
Embodied Energy, MJ/kg 190
52
Embodied Water, L/kg 270
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 24
23
Strength to Weight: Bending, points 21
21
Thermal Shock Resistance, points 24
15

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.015
Chromium (Cr), % 4.0 to 6.0
16.5 to 18.5
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 4.0 to 7.0
58.7 to 65.8
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 23 to 26
0 to 0.2
Nickel (Ni), % 53.7 to 69
14 to 16
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
3.7 to 4.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 0.6
0
Residuals, % 0 to 0.5
0