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AISI 309 Stainless Steel vs. S17600 Stainless Steel

Both AISI 309 stainless steel and S17600 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 33 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 AISI 309 stainless steel and the bottom bar is S17600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 210
270 to 410
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34 to 47
8.6 to 11
Fatigue Strength, MPa 250 to 280
300 to 680
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
76
Shear Strength, MPa 420 to 470
560 to 880
Tensile Strength: Ultimate (UTS), MPa 600 to 710
940 to 1490
Tensile Strength: Yield (Proof), MPa 260 to 350
580 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 440
550
Maximum Temperature: Mechanical, °C 980
890
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 15
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 19
13
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.6
2.9
Embodied Energy, MJ/kg 51
42
Embodied Water, L/kg 170
130

Common Calculations

PREN (Pitting Resistance) 23
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 230
70 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 310
850 to 4390
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 25
34 to 54
Strength to Weight: Bending, points 20 to 23
28 to 37
Thermal Diffusivity, mm2/s 4.3
4.1
Thermal Shock Resistance, points 14 to 16
31 to 50

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Carbon (C), % 0 to 0.2
0 to 0.080
Chromium (Cr), % 22 to 24
16 to 17.5
Iron (Fe), % 58 to 66
71.3 to 77.6
Manganese (Mn), % 0 to 2.0
0 to 1.0
Nickel (Ni), % 12 to 15
6.0 to 7.5
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0.4 to 1.2