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AISI 201LN Stainless Steel vs. SAE-AISI 52100 Steel

Both AISI 201LN stainless steel and SAE-AISI 52100 steel are iron alloys. They have 73% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 201LN stainless steel and the bottom bar is SAE-AISI 52100 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
180 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25 to 51
10 to 20
Fatigue Strength, MPa 340 to 540
250 to 340
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Shear Strength, MPa 530 to 680
370 to 420
Tensile Strength: Ultimate (UTS), MPa 740 to 1060
590 to 2010
Tensile Strength: Yield (Proof), MPa 350 to 770
360 to 560

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 880
430
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
47
Thermal Expansion, µm/m-K 17
12 to 13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.4
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.5
Embodied Energy, MJ/kg 38
20
Embodied Water, L/kg 140
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 310
54 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 1520
350 to 840
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27 to 38
21 to 72
Strength to Weight: Bending, points 24 to 30
20 to 45
Thermal Diffusivity, mm2/s 4.0
13
Thermal Shock Resistance, points 16 to 23
19 to 61

Alloy Composition

Carbon (C), % 0 to 0.030
0.93 to 1.1
Chromium (Cr), % 16 to 17.5
1.4 to 1.6
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 67.9 to 73.5
96.5 to 97.3
Manganese (Mn), % 6.4 to 7.5
0.25 to 0.45
Nickel (Ni), % 4.0 to 5.0
0
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.75
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.015

Comparable Variants