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8090 Aluminum vs. K93050 Alloy

8090 aluminum belongs to the aluminum alloys classification, while K93050 alloy belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (11, 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 8090 aluminum and the bottom bar is K93050 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
190
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 25
72
Tensile Strength: Ultimate (UTS), MPa 340 to 490
500 to 680

Thermal Properties

Latent Heat of Fusion, J/g 400
270
Melting Completion (Liquidus), °C 660
1430
Melting Onset (Solidus), °C 600
1380
Specific Heat Capacity, J/kg-K 960
460
Thermal Expansion, µm/m-K 24
12

Otherwise Unclassified Properties

Base Metal Price, % relative 18
26
Density, g/cm3 2.7
8.2
Embodied Carbon, kg CO2/kg material 8.6
4.7
Embodied Energy, MJ/kg 170
65
Embodied Water, L/kg 1160
120

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
23
Strength to Weight: Axial, points 34 to 49
17 to 23
Strength to Weight: Bending, points 39 to 50
17 to 21
Thermal Shock Resistance, points 15 to 22
16 to 21

Alloy Composition


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Aluminum (Al), % 93 to 98.4
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0 to 0.1
0 to 0.25
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 1.0 to 1.6
0
Iron (Fe), % 0 to 0.3
61.4 to 63.9
Lithium (Li), % 2.2 to 2.7
0
Magnesium (Mg), % 0.6 to 1.3
0
Manganese (Mn), % 0 to 0.1
0 to 1.0
Nickel (Ni), % 0
36
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0.15 to 0.3
Silicon (Si), % 0 to 0.2
0 to 0.35
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.25
0
Zirconium (Zr), % 0.040 to 0.16
0
Residuals, % 0 to 0.15
0