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AISI 201LN Stainless Steel vs. ASTM A266 Carbon Steel

Both AISI 201LN stainless steel and ASTM A266 carbon steel are iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI 201LN stainless steel and the bottom bar is ASTM A266 carbon steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25 to 51
21 to 26
Fatigue Strength, MPa 340 to 540
170 to 200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 530 to 680
320 to 380
Tensile Strength: Ultimate (UTS), MPa 740 to 1060
500 to 600
Tensile Strength: Yield (Proof), MPa 350 to 770
230 to 290

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 880
400
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
51 to 52
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.1 to 8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 12
1.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.4
Embodied Energy, MJ/kg 38
18 to 19
Embodied Water, L/kg 140
46 to 47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 310
110
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 1520
140 to 230
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27 to 38
18 to 21
Strength to Weight: Bending, points 24 to 30
18 to 20
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 16 to 23
16 to 19