B390

B390 is an aluminum alloy with high hardness and good wear resistance. This alloy is suitable for many applications including internal combustion engine pistons and cylinder bodies for compressors and brakes. 

Mechanical Properties

Material Alloy Elongation   Tensile Strength   Yield Strength (0.2%)   Impact Strength   Shear Strength   Hardness   Process
% in 50mm
PSI x 103
PSI x 103
ft lb
PSI x 103
布氏硬度 (HB)
Aluminum Die Casting Metals
1
46
36
-
-
120

Physical Properties

Material Alloy Density   Melting Point (Average +/- 50)   Thermal Conductivity   Coefficient of Thermal Expansion   Electrical Conductivity   Process
lb/in3
°F
BTU/h∙ft∙°F
µin/in°F
%IACS
Aluminum Die Casting Metals
0.098
1075
77.4
10.0
27.0

Composition

Aluminum Die Casting Metals
% B390
Aluminum Bal.
Copper 4.0-5.0
Magnesium 0.45-0.65
Iron (max) 1.3
Lead (max)
Cadmium (max)
Tin (max)
Nickel (max) 0.1
Zinc 1.5
Manganese 0.5
Silicon 16.0-18.0
Other-Metallic 0.2
RoHS Compliant

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Last updated 12.23.2019