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AISI 317 Stainless Steel vs. S32101 Stainless Steel

Both AISI 317 stainless steel and S32101 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AISI 317 stainless steel and the bottom bar is S32101 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 220
260
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 35 to 55
34
Fatigue Strength, MPa 250 to 330
400
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
78
Shear Strength, MPa 420 to 470
490
Tensile Strength: Ultimate (UTS), MPa 580 to 710
740
Tensile Strength: Yield (Proof), MPa 250 to 420
500

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 420
430
Maximum Temperature: Mechanical, °C 590
1000
Melting Completion (Liquidus), °C 1400
1420
Melting Onset (Solidus), °C 1380
1370
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 2.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 21
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.3
2.6
Embodied Energy, MJ/kg 59
38
Embodied Water, L/kg 160
150

Common Calculations

PREN (Pitting Resistance) 31
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210 to 260
230
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 430
640
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20 to 25
27
Strength to Weight: Bending, points 20 to 22
24
Thermal Diffusivity, mm2/s 4.1
4.0
Thermal Shock Resistance, points 12 to 15
20

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.040
Chromium (Cr), % 18 to 20
21 to 22
Copper (Cu), % 0
0.1 to 0.8
Iron (Fe), % 58 to 68
67.3 to 73.3
Manganese (Mn), % 0 to 2.0
4.0 to 6.0
Molybdenum (Mo), % 3.0 to 4.0
0.1 to 0.8
Nickel (Ni), % 11 to 15
1.4 to 1.7
Nitrogen (N), % 0 to 0.1
0.2 to 0.25
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