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380.0 Aluminum vs. AISI 301L Stainless Steel

380.0 aluminum belongs to the aluminum alloys classification, while AISI 301L stainless steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 380.0 aluminum and the bottom bar is AISI 301L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
210 to 320
Elastic (Young's, Tensile) Modulus, GPa 74
200
Elongation at Break, % 3.0
22 to 50
Fatigue Strength, MPa 140
240 to 530
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 28
77
Shear Strength, MPa 190
440 to 660
Tensile Strength: Ultimate (UTS), MPa 320
620 to 1040
Tensile Strength: Yield (Proof), MPa 160
250 to 790

Thermal Properties

Latent Heat of Fusion, J/g 510
280
Maximum Temperature: Mechanical, °C 170
890
Melting Completion (Liquidus), °C 590
1430
Melting Onset (Solidus), °C 540
1390
Specific Heat Capacity, J/kg-K 870
480
Thermal Conductivity, W/m-K 100
15
Thermal Expansion, µm/m-K 22
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 83
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 10
13
Density, g/cm3 2.9
7.8
Embodied Carbon, kg CO2/kg material 7.5
2.7
Embodied Energy, MJ/kg 140
39
Embodied Water, L/kg 1040
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.0
210 to 300
Resilience: Unit (Modulus of Resilience), kJ/m3 170
160 to 1580
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 48
25
Strength to Weight: Axial, points 31
22 to 37
Strength to Weight: Bending, points 36
21 to 29
Thermal Diffusivity, mm2/s 40
4.1
Thermal Shock Resistance, points 14
14 to 24

Alloy Composition

Aluminum (Al), % 79.6 to 89.5
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 0 to 2.0
70.7 to 78
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0 to 2.0
Nickel (Ni), % 0 to 0.5
6.0 to 8.0
Nitrogen (N), % 0
0 to 0.2
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 7.5 to 9.5
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.35
0
Zinc (Zn), % 0 to 3.0
0
Residuals, % 0 to 0.5
0