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S20910 Stainless Steel vs. AISI 304L Stainless Steel

Both S20910 stainless steel and AISI 304L stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S20910 stainless steel and the bottom bar is AISI 304L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
160 to 350
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 39
6.7 to 46
Fatigue Strength, MPa 310 to 460
170 to 430
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
77
Shear Strength, MPa 500 to 570
370 to 680
Tensile Strength: Ultimate (UTS), MPa 780 to 940
540 to 1160
Tensile Strength: Yield (Proof), MPa 430 to 810
190 to 870

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 460
420
Maximum Temperature: Mechanical, °C 1080
540
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
16
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 22
16
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.8
3.1
Embodied Energy, MJ/kg 68
44
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 34
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
71 to 240
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
92 to 1900
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 33
19 to 41
Strength to Weight: Bending, points 24 to 27
19 to 31
Thermal Diffusivity, mm2/s 3.6
4.2
Thermal Shock Resistance, points 17 to 21
12 to 25

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.030
Chromium (Cr), % 20.5 to 23.5
18 to 20
Iron (Fe), % 52.1 to 62.1
65 to 74
Manganese (Mn), % 4.0 to 6.0
0 to 2.0
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
8.0 to 12
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.75
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.1 to 0.3
0

Comparable Variants