Aluminum 5059 Alloy (UNS A95059)

Topics Covered

Introduction
Chemical Composition
Physical Properties
Fabrication
Applications

Introduction

Aluminium / aluminum is a versatile, lightweight, and malleable metal. Aluminum alloys are manufactured to meet specific product needs. Aluminium / aluminum 5059 alloy is a wrought alloy type with good corrosion resistance. This alloy cannot be heat treated to gain strength but can be readily welded and retains most of its mechanical strength.

Aluminium / aluminum 5059 alloy can be strengthened using strain hardening, or cold mechanical working processes if required. The following datasheet will provide more details about aluminium / aluminum 5059 alloy.

Chemical Composition

The following table shows the chemical composition of aluminium / aluminum 5059 alloy.

Element Content (%)
Aluminum, Al 89.8 - 94
Magnesium, Mg 5-6
Manganese, Mn 0.60-1.2
Iron, Fe ≤ 0.50
Silicon, Si ≤ 0.45
Zinc, Zn 0.40 - 0.90
Chromium, Cr ≤ 0.25
Copper, Cu ≤ 0.25
Titanium, Ti ≤ 0.20
Zirconium, Zr 0.050 - 0.25
Other (each) ≤ 0.050
Other (total) ≤ 0.15

Physical Properties

The physical properties of aluminium / aluminum 5059 alloy are outlined in the following table.

Properties Metric Imperial
Density 2.66 g/cm³ 0.0961 lb/in³

Fabrication

Aluminium / aluminum 5059 alloy can be welded using arc welding, MIG or TIG welding processes.

Applications

The following are the applications of aluminium / aluminum 5059 alloy:

  • As a hull material for small aluminium boats or larger yachts
  • In vehicle armors
  • For cryogenic propellant tanks for experimental reusable rocket vehicles

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