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EN 1.4571 Stainless Steel vs. SAE-AISI L6 Steel

Both EN 1.4571 stainless steel and SAE-AISI L6 steel are iron alloys. They have 70% 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 EN 1.4571 stainless steel and the bottom bar is SAE-AISI L6 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
72
Tensile Strength: Ultimate (UTS), MPa 600 to 900
670 to 2090

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
42
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 19
3.6
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.9
2.0
Embodied Energy, MJ/kg 54
28
Embodied Water, L/kg 150
54

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 32
24 to 74
Strength to Weight: Bending, points 20 to 26
22 to 46
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 13 to 20
22 to 70

Alloy Composition

Carbon (C), % 0 to 0.080
0.65 to 0.75
Chromium (Cr), % 16.5 to 18.5
0.6 to 1.2
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 61.7 to 71
93.6 to 97.3
Manganese (Mn), % 0 to 2.0
0.25 to 0.8
Molybdenum (Mo), % 2.0 to 2.5
0 to 0.5
Nickel (Ni), % 10.5 to 13.5
1.3 to 2.0
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0 to 0.7
0
Vanadium (V), % 0
0 to 0.3

Comparable Variants