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AISI 201L Stainless Steel vs. S38815 Stainless Steel

Both AISI 201L stainless steel and S38815 stainless steel are iron alloys. They have 81% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 201L stainless steel and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 320
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22 to 46
34
Fatigue Strength, MPa 270 to 530
230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Shear Strength, MPa 520 to 660
410
Tensile Strength: Ultimate (UTS), MPa 740 to 1040
610
Tensile Strength: Yield (Proof), MPa 290 to 790
290

Thermal Properties

Latent Heat of Fusion, J/g 280
370
Maximum Temperature: Corrosion, °C 410
400
Maximum Temperature: Mechanical, °C 880
860
Melting Completion (Liquidus), °C 1410
1360
Melting Onset (Solidus), °C 1370
1310
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 12
19
Density, g/cm3 7.7
7.5
Embodied Carbon, kg CO2/kg material 2.6
3.8
Embodied Energy, MJ/kg 38
54
Embodied Water, L/kg 140
140

Common Calculations

PREN (Pitting Resistance) 19
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210 to 300
170
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 1570
220
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 37
22
Strength to Weight: Bending, points 24 to 30
21
Thermal Shock Resistance, points 16 to 23
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 16 to 18
13 to 15
Copper (Cu), % 0
0.75 to 1.5
Iron (Fe), % 67.9 to 75
56.1 to 67
Manganese (Mn), % 5.5 to 7.5
0 to 2.0
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 3.5 to 5.5
13 to 17
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
5.5 to 6.5
Sulfur (S), % 0 to 0.030
0 to 0.020