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AWS ENiCrMo-10 vs. S44401 Stainless Steel

AWS ENiCrMo-10 belongs to the nickel alloys classification, while S44401 stainless steel belongs to the iron alloys. They have a modest 26% 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 (8, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCrMo-10 and the bottom bar is S44401 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 28
21
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
78
Tensile Strength: Ultimate (UTS), MPa 710
480

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Melting Completion (Liquidus), °C 1550
1460
Melting Onset (Solidus), °C 1490
1420
Specific Heat Capacity, J/kg-K 420
470
Thermal Conductivity, W/m-K 10
22
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 70
12
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 12
2.9
Embodied Energy, MJ/kg 160
40
Embodied Water, L/kg 300
130

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 22
17
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 2.7
5.9
Thermal Shock Resistance, points 19
17

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.025
Chromium (Cr), % 20 to 22.5
17.5 to 19.5
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 2.0 to 6.0
75.1 to 80.6
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 12.5 to 14.5
1.8 to 2.5
Nickel (Ni), % 48.4 to 63
0 to 1.0
Nitrogen (N), % 0
0 to 0.035
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.2
0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0
0.2 to 0.8
Tungsten (W), % 2.5 to 3.5
0
Vanadium (V), % 0 to 0.35
0
Residuals, % 0 to 0.5
0