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SAE-AISI H11 Steel vs. S66286 Stainless Steel

Both SAE-AISI H11 steel and S66286 stainless steel are iron alloys. They have 62% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H11 steel and the bottom bar is S66286 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
75
Tensile Strength: Ultimate (UTS), MPa 690 to 1840
620 to 1020

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 42
15
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.5
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 5.5
26
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.0
6.0
Embodied Energy, MJ/kg 43
87
Embodied Water, L/kg 75
170

Common Calculations

PREN (Pitting Resistance) 9.6
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25 to 66
22 to 36
Strength to Weight: Bending, points 22 to 43
20 to 28
Thermal Diffusivity, mm2/s 11
4.0
Thermal Shock Resistance, points 22 to 58
13 to 22

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0.33 to 0.43
0 to 0.080
Chromium (Cr), % 4.8 to 5.5
13.5 to 16
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 89.6 to 92.5
49.1 to 59.5
Manganese (Mn), % 0.2 to 0.5
0 to 2.0
Molybdenum (Mo), % 1.1 to 1.6
1.0 to 1.5
Nickel (Ni), % 0 to 0.3
24 to 27
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.8 to 1.2
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
1.9 to 2.4
Vanadium (V), % 0.3 to 0.6
0.1 to 0.5

Comparable Variants