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SAE-AISI H41 Steel vs. S32808 Stainless Steel

Both SAE-AISI H41 steel and S32808 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H41 steel and the bottom bar is S32808 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 77
81
Tensile Strength: Ultimate (UTS), MPa 710 to 2210
780

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1560
1470
Melting Onset (Solidus), °C 1510
1420
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 28
14
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 18
24
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 6.8
4.0
Embodied Energy, MJ/kg 97
57
Embodied Water, L/kg 97
180

Common Calculations

PREN (Pitting Resistance) 35
40
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24 to 76
27
Strength to Weight: Bending, points 22 to 47
24
Thermal Diffusivity, mm2/s 7.7
3.8
Thermal Shock Resistance, points 20 to 64
21

Alloy Composition

Carbon (C), % 0.6 to 0.75
0 to 0.030
Chromium (Cr), % 3.5 to 4.0
27 to 27.9
Iron (Fe), % 81.8 to 85
58.1 to 62.8
Manganese (Mn), % 0.15 to 0.4
0 to 1.1
Molybdenum (Mo), % 8.2 to 9.2
0.8 to 1.2
Nickel (Ni), % 0
7.0 to 8.2
Nitrogen (N), % 0
0.3 to 0.4
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.45
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 1.4 to 2.1
2.1 to 2.5
Vanadium (V), % 1.0 to 1.3
0