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AISI 201LN Stainless Steel vs. S39277 Stainless Steel

Both AISI 201LN stainless steel and S39277 stainless steel are iron alloys. They have 83% 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 S39277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25 to 51
28
Fatigue Strength, MPa 340 to 540
480
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
80
Shear Strength, MPa 530 to 680
600
Tensile Strength: Ultimate (UTS), MPa 740 to 1060
930
Tensile Strength: Yield (Proof), MPa 350 to 770
660

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
450
Maximum Temperature: Mechanical, °C 880
1100
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 12
23
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.6
4.2
Embodied Energy, MJ/kg 38
59
Embodied Water, L/kg 140
180

Common Calculations

PREN (Pitting Resistance) 20
43
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 310
240
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 1520
1070
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 38
33
Strength to Weight: Bending, points 24 to 30
27
Thermal Diffusivity, mm2/s 4.0
4.2
Thermal Shock Resistance, points 16 to 23
26

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.025
Chromium (Cr), % 16 to 17.5
24 to 26
Copper (Cu), % 0 to 1.0
1.2 to 2.0
Iron (Fe), % 67.9 to 73.5
56.8 to 64.3
Manganese (Mn), % 6.4 to 7.5
0 to 0.8
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 4.0 to 5.0
6.5 to 8.0
Nitrogen (N), % 0.1 to 0.25
0.23 to 0.33
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.75
0 to 0.8
Sulfur (S), % 0 to 0.015
0 to 0.0020
Tungsten (W), % 0
0.8 to 1.2