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SAE-AISI S6 Steel vs. S28200 Stainless Steel

Both SAE-AISI S6 steel and S28200 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI S6 steel and the bottom bar is S28200 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 670 to 1920
870

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Melting Completion (Liquidus), °C 1430
1380
Melting Onset (Solidus), °C 1390
1330
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 12
18

Otherwise Unclassified Properties

Base Metal Price, % relative 3.2
12
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.3
2.8
Embodied Energy, MJ/kg 33
41
Embodied Water, L/kg 56
160

Common Calculations

PREN (Pitting Resistance) 2.7
29
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 24 to 70
32
Strength to Weight: Bending, points 22 to 45
27
Thermal Shock Resistance, points 22 to 64
17

Alloy Composition

Carbon (C), % 0.4 to 0.5
0 to 0.15
Chromium (Cr), % 1.2 to 1.5
17 to 19
Copper (Cu), % 0 to 0.25
0.75 to 1.3
Iron (Fe), % 92.8 to 94.7
57.7 to 64.1
Manganese (Mn), % 1.2 to 1.5
17 to 19
Molybdenum (Mo), % 0.3 to 0.5
0.75 to 1.3
Nitrogen (N), % 0
0.4 to 0.6
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 2.0 to 2.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.2 to 0.4
0