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K93050 Alloy vs. 7022 Aluminum

K93050 alloy belongs to the iron alloys classification, while 7022 aluminum belongs to the aluminum 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 K93050 alloy and the bottom bar is 7022 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
70
Poisson's Ratio 0.3
0.32
Shear Modulus, GPa 72
26
Tensile Strength: Ultimate (UTS), MPa 500 to 680
490 to 540

Thermal Properties

Latent Heat of Fusion, J/g 270
380
Melting Completion (Liquidus), °C 1430
640
Melting Onset (Solidus), °C 1380
480
Specific Heat Capacity, J/kg-K 460
870
Thermal Expansion, µm/m-K 12
24

Otherwise Unclassified Properties

Base Metal Price, % relative 26
10
Density, g/cm3 8.2
2.9
Embodied Carbon, kg CO2/kg material 4.7
8.5
Embodied Energy, MJ/kg 65
150
Embodied Water, L/kg 120
1130

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
47
Strength to Weight: Axial, points 17 to 23
47 to 51
Strength to Weight: Bending, points 17 to 21
47 to 50
Thermal Shock Resistance, points 16 to 21
21 to 23

Alloy Composition

Aluminum (Al), % 0
87.9 to 92.4
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 0 to 0.25
0.1 to 0.3
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0
0.5 to 1.0
Iron (Fe), % 61.4 to 63.9
0 to 0.5
Magnesium (Mg), % 0
2.6 to 3.7
Manganese (Mn), % 0 to 1.0
0.1 to 0.4
Nickel (Ni), % 36
0
Phosphorus (P), % 0 to 0.020
0
Selenium (Se), % 0.15 to 0.3
0
Silicon (Si), % 0 to 0.35
0 to 0.5
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0
4.3 to 5.2
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0
0 to 0.15