MakeItFrom.com
Menu (ESC)

S31266 Stainless Steel vs. SAE-AISI L2 Steel

Both S31266 stainless steel and SAE-AISI L2 steel are iron alloys. They have 42% of their average alloy composition in common. There are 23 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 S31266 stainless steel and the bottom bar is SAE-AISI L2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
72
Tensile Strength: Ultimate (UTS), MPa 860
590 to 1960

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
44
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 37
2.4
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 6.5
1.9
Embodied Energy, MJ/kg 89
27
Embodied Water, L/kg 220
51

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
21 to 70
Strength to Weight: Bending, points 24
20 to 45
Thermal Diffusivity, mm2/s 3.1
12
Thermal Shock Resistance, points 18
19 to 65

Alloy Composition

Carbon (C), % 0 to 0.030
0.45 to 1.0
Chromium (Cr), % 23 to 25
0.7 to 1.2
Copper (Cu), % 1.0 to 2.5
0 to 0.25
Iron (Fe), % 34.1 to 46
95.5 to 98.7
Manganese (Mn), % 2.0 to 4.0
0.1 to 0.9
Molybdenum (Mo), % 5.2 to 6.2
0 to 0.25
Nickel (Ni), % 21 to 24
0
Nitrogen (N), % 0.35 to 0.6
0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 1.5 to 2.5
0
Vanadium (V), % 0
0.1 to 0.3