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AISI 201LN Stainless Steel vs. S35140 Stainless Steel

Both AISI 201LN stainless steel and S35140 stainless steel are iron alloys. They have 72% 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 201LN stainless steel and the bottom bar is S35140 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25 to 51
34
Fatigue Strength, MPa 340 to 540
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 530 to 680
460
Tensile Strength: Ultimate (UTS), MPa 740 to 1060
690
Tensile Strength: Yield (Proof), MPa 350 to 770
310

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
500
Maximum Temperature: Mechanical, °C 880
1100
Melting Completion (Liquidus), °C 1410
1420
Melting Onset (Solidus), °C 1370
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
14
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 12
31
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.6
5.5
Embodied Energy, MJ/kg 38
78
Embodied Water, L/kg 140
190

Common Calculations

PREN (Pitting Resistance) 20
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 310
190
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 1520
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27 to 38
24
Strength to Weight: Bending, points 24 to 30
22
Thermal Diffusivity, mm2/s 4.0
3.7
Thermal Shock Resistance, points 16 to 23
16

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.1
Chromium (Cr), % 16 to 17.5
20 to 22
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 67.9 to 73.5
44.1 to 52.7
Manganese (Mn), % 6.4 to 7.5
1.0 to 3.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 4.0 to 5.0
25 to 27
Niobium (Nb), % 0
0.25 to 0.75
Nitrogen (N), % 0.1 to 0.25
0.080 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 0.75
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.030