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S24000 Stainless Steel vs. SAE-AISI 8620 Steel

Both S24000 stainless steel and SAE-AISI 8620 steel are iron alloys. They have 67% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S24000 stainless steel and the bottom bar is SAE-AISI 8620 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
150 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
13 to 31
Fatigue Strength, MPa 370
270 to 360
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 530
340 to 420
Tensile Strength: Ultimate (UTS), MPa 770
520 to 690
Tensile Strength: Yield (Proof), MPa 430
360 to 570

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 910
410
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.6
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.5
Embodied Energy, MJ/kg 39
20
Embodied Water, L/kg 150
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
86 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 470
340 to 880
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
18 to 24
Strength to Weight: Bending, points 24
18 to 22
Thermal Shock Resistance, points 16
15 to 20

Alloy Composition

Carbon (C), % 0 to 0.080
0.18 to 0.23
Chromium (Cr), % 17 to 19
0.4 to 0.6
Iron (Fe), % 61.5 to 69
96.9 to 98
Manganese (Mn), % 11.5 to 14.5
0.7 to 0.9
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 2.3 to 3.7
0.4 to 0.7
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.060
0 to 0.035
Silicon (Si), % 0 to 0.75
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040