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S45000 Stainless Steel vs. S66286 Stainless Steel

Both S45000 stainless steel and S66286 stainless steel are iron alloys. They have 77% 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 S45000 stainless steel and the bottom bar is S66286 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 6.8 to 14
17 to 40
Fatigue Strength, MPa 330 to 650
240 to 410
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
75
Shear Strength, MPa 590 to 830
420 to 630
Tensile Strength: Ultimate (UTS), MPa 980 to 1410
620 to 1020
Tensile Strength: Yield (Proof), MPa 580 to 1310
280 to 670

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 400
780
Maximum Temperature: Mechanical, °C 840
920
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
15
Thermal Expansion, µm/m-K 11
17

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 13
26
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.8
6.0
Embodied Energy, MJ/kg 39
87
Embodied Water, L/kg 130
170

Common Calculations

PREN (Pitting Resistance) 17
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 94 to 160
150 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 850 to 4400
190 to 1150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 35 to 50
22 to 36
Strength to Weight: Bending, points 28 to 36
20 to 28
Thermal Diffusivity, mm2/s 4.5
4.0
Thermal Shock Resistance, points 33 to 47
13 to 22

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0 to 0.050
0 to 0.080
Chromium (Cr), % 14 to 16
13.5 to 16
Copper (Cu), % 1.3 to 1.8
0
Iron (Fe), % 72.1 to 79.3
49.1 to 59.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.5 to 1.0
1.0 to 1.5
Nickel (Ni), % 5.0 to 7.0
24 to 27
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), % 0
1.9 to 2.4
Vanadium (V), % 0
0.1 to 0.5

Comparable Variants