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SAE-AISI M36 Steel vs. S66286 Stainless Steel

Both SAE-AISI M36 steel and S66286 stainless steel are iron alloys. They have 61% of their average alloy composition in common. There are 22 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 SAE-AISI M36 steel and the bottom bar is S66286 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 78
75
Tensile Strength: Ultimate (UTS), MPa 810 to 2190
620 to 1020

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1600
1430
Melting Onset (Solidus), °C 1550
1370
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 19
15
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 38
26
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 9.5
6.0
Embodied Energy, MJ/kg 140
87
Embodied Water, L/kg 140
170

Common Calculations

PREN (Pitting Resistance) 31
19
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 27 to 72
22 to 36
Strength to Weight: Bending, points 23 to 44
20 to 28
Thermal Diffusivity, mm2/s 5.1
4.0
Thermal Shock Resistance, points 25 to 68
13 to 22

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0.8 to 0.9
0 to 0.080
Chromium (Cr), % 3.8 to 4.5
13.5 to 16
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 70.1 to 75.5
49.1 to 59.5
Manganese (Mn), % 0.15 to 0.4
0 to 2.0
Molybdenum (Mo), % 4.6 to 5.5
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), % 0.2 to 0.45
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
1.9 to 2.4
Tungsten (W), % 5.5 to 6.5
0
Vanadium (V), % 1.8 to 2.3
0.1 to 0.5

Comparable Variants