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AWS ERNiMo-3 vs. EN 1.4123 Stainless Steel

AWS ERNiMo-3 belongs to the nickel alloys classification, while EN 1.4123 stainless steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiMo-3 and the bottom bar is EN 1.4123 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 83
77
Tensile Strength: Ultimate (UTS), MPa 770
720 to 810

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Melting Completion (Liquidus), °C 1600
1450
Melting Onset (Solidus), °C 1540
1410
Specific Heat Capacity, J/kg-K 400
480
Thermal Expansion, µm/m-K 11
10

Otherwise Unclassified Properties

Base Metal Price, % relative 70
10
Density, g/cm3 9.1
7.7
Embodied Carbon, kg CO2/kg material 15
4.2
Embodied Energy, MJ/kg 190
62
Embodied Water, L/kg 270
120

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 24
26 to 29
Strength to Weight: Bending, points 21
23 to 25
Thermal Shock Resistance, points 24
26 to 29

Alloy Composition

Carbon (C), % 0 to 0.12
0.35 to 0.5
Chromium (Cr), % 4.0 to 6.0
14 to 16.5
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 4.0 to 7.0
76.7 to 84.6
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 23 to 26
1.0 to 2.5
Nickel (Ni), % 53.7 to 69
0 to 0.5
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 0.6
0 to 1.5
Residuals, % 0 to 0.5
0