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S31266 Stainless Steel vs. SAE-AISI H41 Steel

Both S31266 stainless steel and SAE-AISI H41 steel are iron alloys. They have 52% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, 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 H41 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
77
Tensile Strength: Ultimate (UTS), MPa 860
710 to 2210

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Melting Completion (Liquidus), °C 1470
1560
Melting Onset (Solidus), °C 1420
1510
Specific Heat Capacity, J/kg-K 460
450
Thermal Conductivity, W/m-K 12
28
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 37
18
Density, g/cm3 8.2
8.1
Embodied Carbon, kg CO2/kg material 6.5
6.8
Embodied Energy, MJ/kg 89
97
Embodied Water, L/kg 220
97

Common Calculations

PREN (Pitting Resistance) 54
35
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
24 to 76
Strength to Weight: Bending, points 24
22 to 47
Thermal Diffusivity, mm2/s 3.1
7.7
Thermal Shock Resistance, points 18
20 to 64

Alloy Composition

Carbon (C), % 0 to 0.030
0.6 to 0.75
Chromium (Cr), % 23 to 25
3.5 to 4.0
Copper (Cu), % 1.0 to 2.5
0
Iron (Fe), % 34.1 to 46
81.8 to 85
Manganese (Mn), % 2.0 to 4.0
0.15 to 0.4
Molybdenum (Mo), % 5.2 to 6.2
8.2 to 9.2
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
0.2 to 0.45
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 1.5 to 2.5
1.4 to 2.1
Vanadium (V), % 0
1.0 to 1.3