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AWS E308L vs. S20161 Stainless Steel

Both AWS E308L and S20161 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 25 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 E308L and the bottom bar is S20161 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
46
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Tensile Strength: Ultimate (UTS), MPa 580
980

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Melting Completion (Liquidus), °C 1420
1380
Melting Onset (Solidus), °C 1380
1330
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 14
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 16
12
Density, g/cm3 7.8
7.5
Embodied Carbon, kg CO2/kg material 3.2
2.7
Embodied Energy, MJ/kg 46
39
Embodied Water, L/kg 150
130

Common Calculations

PREN (Pitting Resistance) 21
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 21
36
Strength to Weight: Bending, points 20
29
Thermal Diffusivity, mm2/s 4.1
4.0
Thermal Shock Resistance, points 15
22

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.15
Chromium (Cr), % 18 to 21
15 to 18
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 62.9 to 72.5
65.6 to 73.9
Manganese (Mn), % 0.5 to 2.5
4.0 to 6.0
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 9.0 to 11
4.0 to 6.0
Nitrogen (N), % 0
0.080 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
3.0 to 4.0
Sulfur (S), % 0 to 0.030
0 to 0.040