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AISI 205 Stainless Steel vs. AISI 317 Stainless Steel

Both AISI 205 stainless steel and AISI 317 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 205 stainless steel and the bottom bar is AISI 317 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 440
170 to 220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11 to 51
35 to 55
Fatigue Strength, MPa 410 to 640
250 to 330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Shear Strength, MPa 560 to 850
420 to 470
Tensile Strength: Ultimate (UTS), MPa 800 to 1430
580 to 710
Tensile Strength: Yield (Proof), MPa 450 to 1100
250 to 420

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 880
590
Melting Completion (Liquidus), °C 1380
1400
Melting Onset (Solidus), °C 1340
1380
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 11
21
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 2.6
4.3
Embodied Energy, MJ/kg 37
59
Embodied Water, L/kg 150
160

Common Calculations

PREN (Pitting Resistance) 23
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 430
210 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 3060
150 to 430
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 29 to 52
20 to 25
Strength to Weight: Bending, points 25 to 37
20 to 22
Thermal Shock Resistance, points 16 to 29
12 to 15

Alloy Composition

Carbon (C), % 0.12 to 0.25
0 to 0.080
Chromium (Cr), % 16.5 to 18.5
18 to 20
Iron (Fe), % 62.6 to 68.1
58 to 68
Manganese (Mn), % 14 to 15.5
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 1.0 to 1.7
11 to 15
Nitrogen (N), % 0.32 to 0.4
0 to 0.1
Phosphorus (P), % 0 to 0.060
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030