Aleris Hokotol Aluminum Alloy, 300 mm Thickness

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Aleris Hokotol Aluminum Alloy, 300 mm Thickness
Categories:	Metal; Nonferrous Metal; Aluminum Alloy; 7000 Series Aluminum Alloy
Material Notes:	Sample treatment not specified for property data. Applications include molds for blow forming and injection molding for plastics; bolsters and force plates; high strength/low weight machine parts; and mechanical components with elevated mechanical properties. Poor weldability and corrosion resistance. Very good machinability.
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Physical Properties	Original Value	Comments

Density	2.83 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Brinell	180
Hardness, Knoop	232	Estimated from Brinell
Hardness, Rockwell A	59	Estimated from Brinell
Hardness, Rockwell B	96	Estimated from Brinell
Hardness, Vickers	217	Estimated from Brinell
Tensile Strength, Ultimate	>= 460 MPa	Minimum
	515 MPa	Typical
Tensile Strength, Yield	>= 400 MPa @Strain 0.2 %	Minimum
	455 MPa @Strain 0.2 %	Typical
Elongation at Break	>= 1.0 %	Minimum
	2.0 %	Typical
Modulus of Elasticity	70.3 GPa
Machinability	90 %
Shear Strength	316 MPa	Calculated

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000430 ohm-cm

Thermal Properties	Original Value	Comments
CTE, linear	23.5 µm/m-°C @Temperature 20.0 - 100 °C
Thermal Conductivity	154 W/m-K

Component Elements Properties	Original Value	Comments
Aluminum, Al	86 - 90.9 %	as balance
Chromium, Cr	<= 0.10 %
Copper, Cu	1.5 - 2.6 %
Iron, Fe	<= 0.30 %
Magnesium, Mg	1.8 - 2.6 %
Manganese, Mn	<= 0.15 %
Other, total	<= 0.15 %
Silicon, Si	<= 0.20 %
Titanium, Ti	<= 0.060 %
Zinc, Zn	5.7 - 7.6 %
Zirconium, Zr	0.080 - 0.25 %

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NHOOG12 / 17346

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