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S44800 Stainless Steel vs. AISI 201L Stainless Steel

Both S44800 stainless steel and AISI 201L stainless steel are iron alloys. They have 84% 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 S44800 stainless steel and the bottom bar is AISI 201L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190 to 320
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
22 to 46
Fatigue Strength, MPa 300
270 to 530
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 82
77
Shear Strength, MPa 370
520 to 660
Tensile Strength: Ultimate (UTS), MPa 590
740 to 1040
Tensile Strength: Yield (Proof), MPa 450
290 to 790

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
880
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
15
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 19
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.8
2.6
Embodied Energy, MJ/kg 52
38
Embodied Water, L/kg 190
140

Common Calculations

PREN (Pitting Resistance) 42
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
210 to 300
Resilience: Unit (Modulus of Resilience), kJ/m3 480
220 to 1570
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
27 to 37
Strength to Weight: Bending, points 20
24 to 30
Thermal Diffusivity, mm2/s 4.6
4.0
Thermal Shock Resistance, points 19
16 to 23

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.030
Chromium (Cr), % 28 to 30
16 to 18
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 62.6 to 66.5
67.9 to 75
Manganese (Mn), % 0 to 0.3
5.5 to 7.5
Molybdenum (Mo), % 3.5 to 4.2
0
Nickel (Ni), % 2.0 to 2.5
3.5 to 5.5
Nitrogen (N), % 0 to 0.020
0 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.2
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.030