MakeItFrom.com
Menu (ESC)

SAE-AISI A3 Steel vs. S66286 Stainless Steel

Both SAE-AISI A3 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 A3 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 73
75
Tensile Strength: Ultimate (UTS), MPa 700 to 2150
620 to 1020

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 37
15
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.3
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 6.0
26
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.4
6.0
Embodied Energy, MJ/kg 67
87
Embodied Water, L/kg 78
170

Common Calculations

PREN (Pitting Resistance) 8.9
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25 to 77
22 to 36
Strength to Weight: Bending, points 23 to 48
20 to 28
Thermal Diffusivity, mm2/s 10
4.0
Thermal Shock Resistance, points 23 to 70
13 to 22

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 1.2 to 1.3
0 to 0.080
Chromium (Cr), % 4.8 to 5.5
13.5 to 16
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 88.7 to 92
49.1 to 59.5
Manganese (Mn), % 0.4 to 0.6
0 to 2.0
Molybdenum (Mo), % 0.9 to 1.4
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 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
1.9 to 2.4
Vanadium (V), % 0.8 to 1.4
0.1 to 0.5

Comparable Variants