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AWS ERNiCrMo-2 vs. N08020 Stainless Steel

AWS ERNiCrMo-2 belongs to the nickel alloys classification, while N08020 stainless steel belongs to the iron alloys. They have 77% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-2 and the bottom bar is N08020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
77
Tensile Strength: Ultimate (UTS), MPa 750
610 to 620

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 450
460
Thermal Conductivity, W/m-K 11
12
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 55
38
Density, g/cm3 8.4
8.2
Embodied Carbon, kg CO2/kg material 9.2
6.6
Embodied Energy, MJ/kg 120
92
Embodied Water, L/kg 270
220

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 25
21
Strength to Weight: Bending, points 22
20
Thermal Diffusivity, mm2/s 2.9
3.2
Thermal Shock Resistance, points 20
15

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.070
Chromium (Cr), % 20.5 to 23
19 to 21
Cobalt (Co), % 0.5 to 2.5
0
Copper (Cu), % 0 to 0.5
3.0 to 4.0
Iron (Fe), % 17 to 20
29.9 to 44
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 8.0 to 10
2.0 to 3.0
Nickel (Ni), % 40.3 to 53.8
32 to 38
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.035
Tungsten (W), % 0.2 to 1.0
0
Residuals, % 0 to 0.5
0