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AISI 304L Stainless Steel vs. S20433 Stainless Steel

Both AISI 304L stainless steel and S20433 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 34 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AISI 304L stainless steel and the bottom bar is S20433 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 350
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 6.7 to 46
46
Fatigue Strength, MPa 170 to 430
250
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 79
82
Shear Modulus, GPa 77
76
Shear Strength, MPa 370 to 680
440
Tensile Strength: Ultimate (UTS), MPa 540 to 1160
630
Tensile Strength: Yield (Proof), MPa 190 to 870
270

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 540
900
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1400
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 16
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.1
2.7
Embodied Energy, MJ/kg 44
39
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 20
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 240
230
Resilience: Unit (Modulus of Resilience), kJ/m3 92 to 1900
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19 to 41
23
Strength to Weight: Bending, points 19 to 31
21
Thermal Diffusivity, mm2/s 4.2
4.0
Thermal Shock Resistance, points 12 to 25
14

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 18 to 20
17 to 18
Copper (Cu), % 0
1.5 to 3.5
Iron (Fe), % 65 to 74
64.1 to 72.4
Manganese (Mn), % 0 to 2.0
5.5 to 7.5
Nickel (Ni), % 8.0 to 12
3.5 to 5.5
Nitrogen (N), % 0 to 0.1
0.1 to 0.25
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030