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S24000 Stainless Steel vs. SAE-AISI 1040 Steel

Both S24000 stainless steel and SAE-AISI 1040 steel are iron alloys. They have 66% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, 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 1040 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
160 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
13 to 20
Fatigue Strength, MPa 370
220 to 340
Poisson's Ratio 0.28
0.29
Reduction in Area, % 57
40 to 45
Shear Modulus, GPa 77
73
Shear Strength, MPa 530
350 to 390
Tensile Strength: Ultimate (UTS), MPa 770
570 to 640
Tensile Strength: Yield (Proof), MPa 430
320 to 530

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 910
400
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
12

Otherwise Unclassified Properties

Base Metal Price, % relative 12
1.8
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.4
Embodied Energy, MJ/kg 39
18
Embodied Water, L/kg 150
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
79 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 470
270 to 760
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
20 to 23
Strength to Weight: Bending, points 24
19 to 21
Thermal Shock Resistance, points 16
18 to 20

Alloy Composition

Carbon (C), % 0 to 0.080
0.37 to 0.44
Chromium (Cr), % 17 to 19
0
Iron (Fe), % 61.5 to 69
98.6 to 99.03
Manganese (Mn), % 11.5 to 14.5
0.6 to 0.9
Nickel (Ni), % 2.3 to 3.7
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.060
0 to 0.040
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0 to 0.050