B390

B390 is an Aluminium 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 Tensile Strength   Elongation   Hardness   Impact Strength   Young's Modulus   Yield Strength (0.2%)   Fatigue Strength   Creep Limit   Process
MPa
% in 50mm
Brinell (HB)
J
Gpa
MPa
Mpa
Mpa
Aluminium
317
1
120
-
-
250
-
-

Physical Properties

Material Alloy Density   Melting Point (Average +/- 50)   Coefficient of Thermal Expansion   Thermal Conductivity   Electrical Conductivity   Process
g/cm3
°C
µm/m°K
W / m K
% IACS
Aluminium
2.71
580
18.0
134
27.0

Composition

Aluminium
% 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
Titanium -
Chromium -
RoHS Compliant

 

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Last updated 03.22.2021