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S66286 Stainless Steel vs. S17700 Stainless Steel

Both S66286 stainless steel and S17700 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 (2, in this case) are not shown.

For each property being compared, the top bar is S66286 stainless steel and the bottom bar is S17700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17 to 40
1.0 to 23
Fatigue Strength, MPa 240 to 410
290 to 560
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
76
Shear Strength, MPa 420 to 630
740 to 940
Tensile Strength: Ultimate (UTS), MPa 620 to 1020
1180 to 1650
Tensile Strength: Yield (Proof), MPa 280 to 670
430 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 780
410
Maximum Temperature: Mechanical, °C 920
890
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
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 26
13
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 6.0
2.8
Embodied Energy, MJ/kg 87
40
Embodied Water, L/kg 170
150

Common Calculations

PREN (Pitting Resistance) 19
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 200
15 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 1150
460 to 3750
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 36
42 to 59
Strength to Weight: Bending, points 20 to 28
32 to 40
Thermal Diffusivity, mm2/s 4.0
4.1
Thermal Shock Resistance, points 13 to 22
39 to 54

Alloy Composition

Aluminum (Al), % 0 to 0.35
0.75 to 1.5
Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0 to 0.080
0 to 0.090
Chromium (Cr), % 13.5 to 16
16 to 18
Iron (Fe), % 49.1 to 59.5
70.5 to 76.8
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 1.0 to 1.5
0
Nickel (Ni), % 24 to 27
6.5 to 7.8
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
Vanadium (V), % 0.1 to 0.5
0

Comparable Variants