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SAE-AISI 1008 Steel vs. SAE-AISI 4024 Steel

Both SAE-AISI 1008 steel and SAE-AISI 4024 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 31 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 SAE-AISI 1008 steel and the bottom bar is SAE-AISI 4024 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 93 to 100
180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22 to 33
14
Fatigue Strength, MPa 150 to 220
320
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 220 to 230
370
Tensile Strength: Ultimate (UTS), MPa 330 to 370
600
Tensile Strength: Yield (Proof), MPa 190 to 310
500

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 62
51
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.5
Embodied Energy, MJ/kg 18
19
Embodied Water, L/kg 45
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78 to 91
77
Resilience: Unit (Modulus of Resilience), kJ/m3 92 to 260
670
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 12 to 13
21
Strength to Weight: Bending, points 13 to 15
20
Thermal Diffusivity, mm2/s 17
14
Thermal Shock Resistance, points 10 to 12
18

Alloy Composition

Carbon (C), % 0 to 0.1
0.2 to 0.25
Iron (Fe), % 99.31 to 99.7
98.1 to 98.7
Manganese (Mn), % 0.3 to 0.5
0.7 to 0.9
Molybdenum (Mo), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0 to 0.050
0.035 to 0.050