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S66286 Stainless Steel vs. S32520 Stainless Steel

Both S66286 stainless steel and S32520 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S66286 stainless steel and the bottom bar is S32520 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17 to 40
28
Fatigue Strength, MPa 240 to 410
460
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 75
80
Shear Strength, MPa 420 to 630
560
Tensile Strength: Ultimate (UTS), MPa 620 to 1020
860
Tensile Strength: Yield (Proof), MPa 280 to 670
630

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 780
450
Maximum Temperature: Mechanical, °C 920
1100
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 26
20
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 6.0
4.0
Embodied Energy, MJ/kg 87
55
Embodied Water, L/kg 170
180

Common Calculations

PREN (Pitting Resistance) 19
41
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 200
220
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 1150
960
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 36
31
Strength to Weight: Bending, points 20 to 28
26
Thermal Diffusivity, mm2/s 4.0
4.1
Thermal Shock Resistance, points 13 to 22
24

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 13.5 to 16
24 to 26
Copper (Cu), % 0
0.5 to 2.0
Iron (Fe), % 49.1 to 59.5
57.3 to 66.8
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 1.0 to 1.5
3.0 to 4.0
Nickel (Ni), % 24 to 27
5.5 to 8.0
Nitrogen (N), % 0
0.2 to 0.35
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 1.9 to 2.4
0
Vanadium (V), % 0.1 to 0.5
0