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AISI 201LN Stainless Steel vs. SAE-AISI 6150 Steel

Both AISI 201LN stainless steel and SAE-AISI 6150 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 6150 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
200 to 350
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25 to 51
15 to 23
Fatigue Strength, MPa 340 to 540
300 to 750
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 530 to 680
400 to 730
Tensile Strength: Ultimate (UTS), MPa 740 to 1060
630 to 1200
Tensile Strength: Yield (Proof), MPa 350 to 770
420 to 1160

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 880
420
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
46
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
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.3
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
2.0
Embodied Energy, MJ/kg 38
28
Embodied Water, L/kg 140
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 310
130 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 1520
460 to 3590
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27 to 38
22 to 43
Strength to Weight: Bending, points 24 to 30
21 to 32
Thermal Diffusivity, mm2/s 4.0
13
Thermal Shock Resistance, points 16 to 23
20 to 38

Alloy Composition

Carbon (C), % 0 to 0.030
0.48 to 0.53
Chromium (Cr), % 16 to 17.5
0.8 to 1.1
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 67.9 to 73.5
96.7 to 97.7
Manganese (Mn), % 6.4 to 7.5
0.7 to 0.9
Nickel (Ni), % 4.0 to 5.0
0
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.040
Vanadium (V), % 0
0.15 to 0.3

Comparable Variants