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SAE-AISI M10 Steel vs. S66286 Stainless Steel

Both SAE-AISI M10 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 M10 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 76
75
Tensile Strength: Ultimate (UTS), MPa 740 to 2170
620 to 1020

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1520
1430
Melting Onset (Solidus), °C 1470
1370
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 31
15
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 14
26
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 8.3
6.0
Embodied Energy, MJ/kg 120
87
Embodied Water, L/kg 100
170

Common Calculations

PREN (Pitting Resistance) 31
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26 to 76
22 to 36
Strength to Weight: Bending, points 23 to 47
20 to 28
Thermal Diffusivity, mm2/s 8.5
4.0
Thermal Shock Resistance, points 23 to 68
13 to 22

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0.84 to 1.1
0 to 0.080
Chromium (Cr), % 3.8 to 4.5
13.5 to 16
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 82.3 to 85.6
49.1 to 59.5
Manganese (Mn), % 0.1 to 0.4
0 to 2.0
Molybdenum (Mo), % 7.8 to 8.5
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
Vanadium (V), % 1.8 to 2.2
0.1 to 0.5

Comparable Variants