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AWS ERNiCrMo-10 vs. EN 1.4401 Stainless Steel

AWS ERNiCrMo-10 belongs to the nickel alloys classification, while EN 1.4401 stainless steel belongs to the iron alloys. They have a modest 36% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-10 and the bottom bar is EN 1.4401 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 28
14 to 40
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
78
Tensile Strength: Ultimate (UTS), MPa 790
600 to 900

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Melting Completion (Liquidus), °C 1550
1440
Melting Onset (Solidus), °C 1490
1400
Specific Heat Capacity, J/kg-K 420
470
Thermal Conductivity, W/m-K 10
15
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 70
19
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 12
3.8
Embodied Energy, MJ/kg 160
52
Embodied Water, L/kg 300
150

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 25
21 to 32
Strength to Weight: Bending, points 21
20 to 26
Thermal Diffusivity, mm2/s 2.7
4.0
Thermal Shock Resistance, points 21
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.070
Chromium (Cr), % 20 to 22.5
16.5 to 18.5
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 2.0 to 6.0
62.8 to 71.5
Manganese (Mn), % 0 to 0.5
0 to 2.0
Molybdenum (Mo), % 12.5 to 14.5
2.0 to 2.5
Nickel (Ni), % 49 to 63
10 to 13
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.080
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Tungsten (W), % 2.5 to 3.5
0
Vanadium (V), % 0 to 0.35
0
Residuals, % 0 to 0.5
0