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N08020 Stainless Steel vs. AWS ENiCrMo-3

N08020 stainless steel belongs to the iron alloys classification, while AWS ENiCrMo-3 belongs to the nickel alloys. They have 63% of their average alloy composition in common. 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 N08020 stainless steel and the bottom bar is AWS ENiCrMo-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 15 to 34
34
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 610 to 620
870

Thermal Properties

Latent Heat of Fusion, J/g 300
330
Melting Completion (Liquidus), °C 1410
1480
Melting Onset (Solidus), °C 1360
1430
Specific Heat Capacity, J/kg-K 460
440
Thermal Conductivity, W/m-K 12
11
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 38
80
Density, g/cm3 8.2
8.6
Embodied Carbon, kg CO2/kg material 6.6
14
Embodied Energy, MJ/kg 92
190
Embodied Water, L/kg 220
290

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 21
28
Strength to Weight: Bending, points 20
24
Thermal Diffusivity, mm2/s 3.2
2.8
Thermal Shock Resistance, points 15
25

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.1
Chromium (Cr), % 19 to 21
20 to 23
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 3.0 to 4.0
0 to 0.5
Iron (Fe), % 29.9 to 44
0 to 7.0
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
8.0 to 10
Nickel (Ni), % 32 to 38
55 to 68.9
Niobium (Nb), % 0 to 1.0
3.2 to 4.2
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.035
0 to 0.020
Residuals, % 0
0 to 0.5