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AISI 317LMN Stainless Steel vs. S34565 Stainless Steel

Both AISI 317LMN stainless steel and S34565 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 87% of their average alloy composition in common.

For each property being compared, the top bar is AISI 317LMN stainless steel and the bottom bar is S34565 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
200
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 45
39
Fatigue Strength, MPa 250
400
Poisson's Ratio 0.28
0.28
Reduction in Area, % 56
45
Rockwell B Hardness 84
88
Shear Modulus, GPa 79
80
Shear Strength, MPa 430
610
Tensile Strength: Ultimate (UTS), MPa 620
900
Tensile Strength: Yield (Proof), MPa 270
470

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 420
450
Maximum Temperature: Mechanical, °C 1020
1100
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
12
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 24
28
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 4.8
5.3
Embodied Energy, MJ/kg 65
73
Embodied Water, L/kg 170
210

Common Calculations

PREN (Pitting Resistance) 36
47
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
300
Resilience: Unit (Modulus of Resilience), kJ/m3 180
540
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
32
Strength to Weight: Bending, points 20
26
Thermal Diffusivity, mm2/s 3.8
3.2
Thermal Shock Resistance, points 14
22

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 17 to 20
23 to 25
Iron (Fe), % 54.4 to 65.4
43.2 to 51.6
Manganese (Mn), % 0 to 2.0
5.0 to 7.0
Molybdenum (Mo), % 4.0 to 5.0
4.0 to 5.0
Nickel (Ni), % 13.5 to 17.5
16 to 18
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0.1 to 0.2
0.4 to 0.6
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.010