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K93600 Alloy vs. 8021 Aluminum

K93600 alloy belongs to the iron alloys classification, while 8021 aluminum belongs to the aluminum alloys. There are 20 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 K93600 alloy and the bottom bar is 8021 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
70
Elongation at Break, % 5.0 to 35
2.3
Tensile Strength: Ultimate (UTS), MPa 480 to 810
160
Tensile Strength: Yield (Proof), MPa 280 to 750
130

Thermal Properties

Maximum Temperature: Mechanical, °C 440
170
Melting Onset (Solidus), °C 1430
640
Specific Heat Capacity, J/kg-K 520
900
Thermal Conductivity, W/m-K 13
220
Thermal Expansion, µm/m-K 7.3
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
56
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
180

Otherwise Unclassified Properties

Density, g/cm3 8.1
2.8

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 280
3.4
Resilience: Unit (Modulus of Resilience), kJ/m3 280 to 2050
130
Stiffness to Weight: Axial, points 9.4
14
Stiffness to Weight: Bending, points 21
49
Strength to Weight: Axial, points 16 to 28
16
Strength to Weight: Bending, points 17 to 24
23
Thermal Diffusivity, mm2/s 3.1
88
Thermal Shock Resistance, points 34 to 57
7.0