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AISI 201L Stainless Steel vs. AISI 403 Stainless Steel

Both AISI 201L stainless steel and AISI 403 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 33 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 201L stainless steel and the bottom bar is AISI 403 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 320
190 to 240
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22 to 46
16 to 25
Fatigue Strength, MPa 270 to 530
200 to 340
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 520 to 660
340 to 480
Tensile Strength: Ultimate (UTS), MPa 740 to 1040
530 to 780
Tensile Strength: Yield (Proof), MPa 290 to 790
280 to 570

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 410
390
Maximum Temperature: Mechanical, °C 880
740
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
28
Thermal Expansion, µm/m-K 17
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
6.5
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.9
Embodied Energy, MJ/kg 38
27
Embodied Water, L/kg 140
99

Common Calculations

PREN (Pitting Resistance) 19
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210 to 300
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 1570
210 to 840
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 37
19 to 28
Strength to Weight: Bending, points 24 to 30
19 to 24
Thermal Diffusivity, mm2/s 4.0
7.6
Thermal Shock Resistance, points 16 to 23
20 to 29

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 16 to 18
11.5 to 13
Iron (Fe), % 67.9 to 75
84.7 to 88.5
Manganese (Mn), % 5.5 to 7.5
0 to 1.0
Nickel (Ni), % 3.5 to 5.5
0 to 0.6
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030

Comparable Variants