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S66286 Stainless Steel vs. S46800 Stainless Steel

Both S66286 stainless steel and S46800 stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S66286 stainless steel and the bottom bar is S46800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17 to 40
25
Fatigue Strength, MPa 240 to 410
160
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 420 to 630
300
Tensile Strength: Ultimate (UTS), MPa 620 to 1020
470
Tensile Strength: Yield (Proof), MPa 280 to 670
230

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 780
500
Maximum Temperature: Mechanical, °C 920
920
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
23
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 26
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 6.0
2.6
Embodied Energy, MJ/kg 87
37
Embodied Water, L/kg 170
130

Common Calculations

PREN (Pitting Resistance) 19
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 200
98
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 1150
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 36
17
Strength to Weight: Bending, points 20 to 28
18
Thermal Diffusivity, mm2/s 4.0
6.1
Thermal Shock Resistance, points 13 to 22
16

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
18 to 20
Iron (Fe), % 49.1 to 59.5
76.5 to 81.8
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 1.0 to 1.5
0
Nickel (Ni), % 24 to 27
0 to 0.5
Niobium (Nb), % 0
0.1 to 0.6
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 1.9 to 2.4
0.070 to 0.3
Vanadium (V), % 0.1 to 0.5
0