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S38815 Stainless Steel vs. AISI 201L Stainless Steel

Both S38815 stainless steel and AISI 201L 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 S38815 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 190
200
Elongation at Break, % 34
22 to 46
Fatigue Strength, MPa 230
270 to 530
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
77
Shear Strength, MPa 410
520 to 660
Tensile Strength: Ultimate (UTS), MPa 610
740 to 1040
Tensile Strength: Yield (Proof), MPa 290
290 to 790

Thermal Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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