Aluminium / Aluminum 5454 Alloy (UNS A95454)

Topics Covered

Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Other Designations
Fabrication and Heat Treatment
     Annealing
     Cold Working
     Welding
     Forging
     Forming
     Machinability
     Heat Treatment
     Hot Working
     Hardening
Applications

Introduction

Aluminum alloys contain strong corrosion resistance. These alloys are good low-temperature alloys. Aluminium / Aluminum alloys are sensitive to high temperatures ranging between 200 and 250°C (392 and 482°F). The strength of these alloys increases when exposed to subzero temperatures and the strength decreases when exposed to high temperatures.

The following datasheet provides an overview of Aluminium / Aluminum 5454 alloy.

Chemical Composition

The chemical composition of Aluminium / Aluminum 5454 alloy is outlined in the following table.

Element Content (%)
Aluminium / Aluminum, Al 96.3
Magnesium, Mg 2.7
Chromium, Cr 0.12
Manganese, Mn 0.8

Physical Properties

The following table shows the physical properties of Aluminium / Aluminum 5454 alloy.

Properties Metric Imperial
Density 2.6-2.8 g/cm3 0.0939-0.1011 lb/in3
Melting point 607°C 1125°F

Mechanical Properties

The mechanical properties of Aluminium / Aluminum 5454 alloy are displayed in the following table.

Properties Metric Imperial
Elastic modulus 70-80 GPa 10152-11603 ksi
Poisson's ratio 0.33 0.33

Thermal Properties

The thermal properties of Aluminium / Aluminum 5454 alloy are given in the following table.

Properties Conditions
T (ºC) Treatment
Thermal conductivity 134 (W/mK) 25 All

Other Designations

Equivalent materials to Aluminium / Aluminum 5454 alloy are:

  • ASTM B209
  • ASTM B221
  • ASTM B234
  • ASTM B241
  • ASTM B404
  • ASTM B547
  • ASTM B548
  • QQ A-200/6
  • QQ A250/10
  • SAE J454

Fabrication and Heat Treatment

Annealing

Aluminium / Aluminum 5454 alloy is annealed at 343°C (650°F) only when the need to relieve the cold working stress arises. After being sufficiently heated the alloy is finally cooled in air.

Cold Working

Aluminium / Aluminum 5454 alloy is capable of being cold worked by using conventional methods. This alloy can be cold worked in any of the H-32, H-34, H-111 tempers or in the annealed condition.

Welding

Aluminium / Aluminum 5454 alloy is capable of being welded by all the commercial welding methods.

Forging

Aluminium / Aluminum 5454 alloy can be hot forged.

Forming

Aluminium / Aluminum 5454 alloy can be readily cold worked in the annealed or tempered conditions. This alloy contains good cold working and hot working characteristics.

Machinability

The machinability of Aluminium / Aluminum 5454 alloy is rated from fair to poor. Machining operations for this alloy is recommended when the alloy is in the H-34 temper condition. Oil lubricants can be used in the machining process.

Heat Treatment

Aluminium / Aluminum 5454 alloy cannot be heat treated.

Hot Working

Aluminium / Aluminum 5454 alloy can be hot worked in the temperature range of 371 to 204°C (700 to 400°F).

Hardening

Aluminium / Aluminum 5454 alloy can be hardened only by being cold worked.

Applications

Aluminium / Aluminum 5454 alloy is used in pressure vessels, marine service and welded structures.

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