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EN 1.4422 Stainless Steel vs. AISI 201L Stainless Steel

Both EN 1.4422 stainless steel and AISI 201L stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 32 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 EN 1.4422 stainless steel and the bottom bar is AISI 201L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
22 to 46
Fatigue Strength, MPa 380
270 to 530
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 520
520 to 660
Tensile Strength: Ultimate (UTS), MPa 850
740 to 1040
Tensile Strength: Yield (Proof), MPa 630
290 to 790

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 760
880
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 11
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 37
38
Embodied Water, L/kg 110
140

Common Calculations

PREN (Pitting Resistance) 17
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
210 to 300
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
220 to 1570
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
27 to 37
Strength to Weight: Bending, points 25
24 to 30
Thermal Diffusivity, mm2/s 4.3
4.0
Thermal Shock Resistance, points 31
16 to 23

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 11 to 13
16 to 18
Copper (Cu), % 0.2 to 0.8
0
Iron (Fe), % 76.8 to 83.5
67.9 to 75
Manganese (Mn), % 0 to 2.0
5.5 to 7.5
Molybdenum (Mo), % 1.3 to 1.8
0
Nickel (Ni), % 4.0 to 5.0
3.5 to 5.5
Nitrogen (N), % 0 to 0.020
0 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 0.75
Sulfur (S), % 0 to 0.0030
0 to 0.030