ThePipingMart Blog Grades 5154 Aluminum Alloy (UNS A95154) – Properties, Composition and Uses

5154 Aluminum Alloy (UNS A95154) – Properties, Composition and Uses

Aluminium 5154

Aluminium 5154 is a popular alloy that is widely used in many industries due to its excellent properties. UNS A95154 has great corrosion and heat resistance, making it suitable for various applications. UNS A95154, also known as the Aluminum 5154 alloy, has been making waves in the industrial sector with its remarkable properties and composition. This alloy is an upgrade to the conventional aluminium-silicon alloys and has improved resistance to corrosion in harsh, salty and marine environments. The Aluminum 5154 alloy is a non-heat treatable alloy with a relatively low density, making it perfect for light-duty structural components such as shipping containers and fuel tanks. Furthermore, it has fantastic weldability and excellent formability features, making it a go-to choice for various aerospace, automotive, and marine applications. The Aluminum 5154 Alloy is a game-changer for the industry. In this blog post, we will explore the uses of 5154 Aluminum and its heat treatment, machining, and welding properties.

What Forms of 5154 Aluminum is Available at Piping Mart?

  • 5154 Aluminum Nuts
  • 5154 Aluminum Bar
  • 5154 Aluminum Bolt
  • 5154 Aluminum Pipe
  • 5154 Aluminum Screw
  • 5154 Aluminum Tubing
  • 5154 Aluminum Valves
  • 5154 Aluminum Washers
  • 5154 Aluminum Flanges
  • 5154 Aluminum Fasteners
  • 5154 Aluminum Electrodes
  • 5154 Aluminum Stud Bolts
  • 5154 Aluminum Sheet Plates
  • 5154 Aluminum Pipe Fittings
  • 5154 Aluminum Forged Fitting
  • 5154 Aluminum Instrumentation Fittings

5154 Aluminum Composition

Element Content (%)
Aluminium / Aluminum, Al 96.2
Magnesium, Mg 3.5
Chromium, Cr 0.25

5154 Aluminum Physical Properties

Properties Metric Imperial
Density 2.66 g/cm3 0.3489 lb/in3

5154 Aluminum Mechanical Properties

Properties Metric Imperial
Elastic modulus 70-80 Gpa 10152-11603 ksi
Poisson’s ratio 0.33 0.33

5154 Aluminum Thermal Properties

Properties Metric Imperial
Thermal conductivity (@25ºC/77ºF) 127 W/mK 881 BTU in/hr.ft².°F
Thermal expansion (@20-100ºC/68-212ºF) 23.9 x 10-6/ºC 75x 10-6/ºF

5154 Aluminum Equivalents

  • ASTM B209
  • ASTM B210
  • ASTM B211
  • ASTM B221

5154 Aluminum Uses

Aluminium 5154 is an alloy commonly used in the automotive industry due to its strength and formability. It’s also used in the manufacture of aerospace components, vehicles, boats and ships, as well as structural components such as frames and braces. Other common uses include pressure vessels, railway carriages and construction materials.

5154 Aluminum Uses in Industries

Aerospace Industry

One of the primary uses of 5154 aluminium is in the aerospace industry. This alloy is known for its high strength-to-weight ratio, making it a popular choice for aircraft construction. It is also corrosion-resistant, crucial for withstanding the harsh flight conditions.

Marine Industry

5154 aluminium is also commonly used in the marine industry due to its excellent corrosion resistance and ability to withstand saltwater environments. It is often used in boat hulls, decks, and other structural components.

Automotive Industry

The automotive industry also utilizes 5154 aluminium in various applications, such as body panels, wheels, and engine components. Its lightweight yet strong properties make it an ideal material for improving fuel efficiency and overall performance.

Construction Industry

In the construction industry, 5154 aluminium is widely used for roofing, siding, and window frames due to its durability and resistance to weathering. It is also a popular choice for structural support beams due to its strength-to-weight ratio.

5154 Aluminum Corrosion Resistance

Aluminum 5154 offers good corrosion resistance compared to other alloys of the same type. This makes it ideal for use in marine environments where corrosion can be an issue. It also has good weldability, which further enhances its corrosion resistance when exposed to moisture or salt water.

5154 Aluminum Heat Resistance

Aluminum 5154 has good heat resistance, which makes it suitable for applications that require high temperatures or exposure to corrosive chemicals such as acids or alkalis. Its ability to retain its strength at high temperatures also makes it useful for many industrial applications, such as aircraft components and high-pressure vessels.

5154 Aluminum Heat Treatment

Aluminium 5154 can be heat treated in order to improve its mechanical properties, such as strength or ductility. Heat treatment involves heating the alloy up to a specific temperature before cooling it down quickly in order to achieve the desired result. This process can help improve the performance characteristics of the alloy depending on what properties are desired by the manufacturer.

5154 Aluminum Machining

Aluminum 5154 is easy to machine due to its low melting point and good machinability rating compared with other alloys of similar type. This makes it ideal for producing precision parts with tight tolerances without having too much difficulty during production processes such as drilling or milling operations. Its low melting point also means that chips created during machining are easily removed from the workpiece for faster production speeds.

5154 Aluminum Welding

Welding aluminium 5 154 is relatively easy when compared with other alloys due to its excellent weldability properties. The alloy has low levels of hydrogen, which helps reduce cracking during welding operations. Additionally, aluminum’s low melting point means less heat input is required during welding operations, reducing distortion caused by thermal expansion.


In conclusion, aluminium 5 154 is a popular alloy used in a wide range of industries due to its excellent properties, including corrosion resistance, heat resistance, machinability, and weldability. Its versatility makes it an ideal choice for many applications where these qualities are desired. It’s important to understand how each property affects your application so you can choose an alloy that best suits your needs. As always, consult with an experienced professional before selecting any materials for a project.

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