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S20910 Stainless Steel vs. AISI 201 Stainless Steel

Both S20910 stainless steel and AISI 201 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S20910 stainless steel and the bottom bar is AISI 201 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
200 to 440
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 39
4.6 to 51
Fatigue Strength, MPa 310 to 460
280 to 600
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
77
Shear Strength, MPa 500 to 570
450 to 840
Tensile Strength: Ultimate (UTS), MPa 780 to 940
650 to 1450
Tensile Strength: Yield (Proof), MPa 430 to 810
300 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1080
880
Melting Completion (Liquidus), °C 1420
1410
Melting Onset (Solidus), °C 1380
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 22
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.6
Embodied Energy, MJ/kg 68
38
Embodied Water, L/kg 180
140

Common Calculations

PREN (Pitting Resistance) 34
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
61 to 340
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
230 to 2970
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 33
23 to 52
Strength to Weight: Bending, points 24 to 27
22 to 37
Thermal Diffusivity, mm2/s 3.6
4.0
Thermal Shock Resistance, points 17 to 21
14 to 32

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.15
Chromium (Cr), % 20.5 to 23.5
16 to 18
Iron (Fe), % 52.1 to 62.1
67.5 to 75
Manganese (Mn), % 4.0 to 6.0
5.5 to 7.5
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
3.5 to 5.5
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.060
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.1 to 0.3
0

Comparable Variants