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S66286 Stainless Steel vs. SAE-AISI 1050 Steel

Both S66286 stainless steel and SAE-AISI 1050 steel are iron alloys. They have 55% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S66286 stainless steel and the bottom bar is SAE-AISI 1050 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17 to 40
11 to 17
Fatigue Strength, MPa 240 to 410
260 to 400
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
72
Shear Strength, MPa 420 to 630
430 to 470
Tensile Strength: Ultimate (UTS), MPa 620 to 1020
690 to 790
Tensile Strength: Yield (Proof), MPa 280 to 670
390 to 650

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 920
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
51
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 26
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 6.0
1.4
Embodied Energy, MJ/kg 87
18
Embodied Water, L/kg 170
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 200
81 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 1150
400 to 1130
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22 to 36
25 to 28
Strength to Weight: Bending, points 20 to 28
22 to 24
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 13 to 22
22 to 25

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0 to 0.080
0.48 to 0.55
Chromium (Cr), % 13.5 to 16
0
Iron (Fe), % 49.1 to 59.5
98.5 to 98.9
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Molybdenum (Mo), % 1.0 to 1.5
0
Nickel (Ni), % 24 to 27
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0 to 0.050
Titanium (Ti), % 1.9 to 2.4
0
Vanadium (V), % 0.1 to 0.5
0