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AISI 302 Stainless Steel vs. SAE-AISI 4024 Steel

Both AISI 302 stainless steel and SAE-AISI 4024 steel are iron alloys. They have 73% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI 302 stainless steel and the bottom bar is SAE-AISI 4024 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 440
180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 4.5 to 46
14
Fatigue Strength, MPa 210 to 520
320
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 400 to 830
370
Tensile Strength: Ultimate (UTS), MPa 580 to 1430
600
Tensile Strength: Yield (Proof), MPa 230 to 1100
500

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 710
400
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
51
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 15
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.5
Embodied Energy, MJ/kg 42
19
Embodied Water, L/kg 140
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59 to 260
77
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 3070
670
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 51
21
Strength to Weight: Bending, points 20 to 36
20
Thermal Diffusivity, mm2/s 4.4
14
Thermal Shock Resistance, points 12 to 31
18

Alloy Composition

Carbon (C), % 0 to 0.15
0.2 to 0.25
Chromium (Cr), % 17 to 19
0
Iron (Fe), % 67.9 to 75
98.1 to 98.7
Manganese (Mn), % 0 to 2.0
0.7 to 0.9
Molybdenum (Mo), % 0
0.2 to 0.3
Nickel (Ni), % 8.0 to 10
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0.035 to 0.050