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AWS ERNiFeCr-2 vs. S39277 Stainless Steel

AWS ERNiFeCr-2 belongs to the nickel alloys classification, while S39277 stainless steel belongs to the iron alloys. They have 48% of their average alloy composition in common. 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 ERNiFeCr-2 and the bottom bar is S39277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 28
28
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 75
80
Tensile Strength: Ultimate (UTS), MPa 1300
930

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 12
16
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 75
23
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 13
4.2
Embodied Energy, MJ/kg 190
59
Embodied Water, L/kg 250
180

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 43
33
Strength to Weight: Bending, points 32
27
Thermal Diffusivity, mm2/s 3.2
4.2
Thermal Shock Resistance, points 38
26

Alloy Composition

Aluminum (Al), % 0.2 to 0.8
0
Boron (B), % 0 to 0.0030
0
Carbon (C), % 0 to 0.080
0 to 0.025
Chromium (Cr), % 17 to 21
24 to 26
Copper (Cu), % 0 to 0.3
1.2 to 2.0
Iron (Fe), % 11.6 to 24.6
56.8 to 64.3
Manganese (Mn), % 0 to 0.35
0 to 0.8
Molybdenum (Mo), % 2.8 to 3.3
3.0 to 4.0
Nickel (Ni), % 50 to 55
6.5 to 8.0
Niobium (Nb), % 4.8 to 5.5
0
Nitrogen (N), % 0
0.23 to 0.33
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0 to 0.35
0 to 0.8
Sulfur (S), % 0 to 0.015
0 to 0.0020
Titanium (Ti), % 0.65 to 1.2
0
Tungsten (W), % 0
0.8 to 1.2
Residuals, % 0 to 0.5
0