Due to its excellent corrosion resistance, especially in seawater environments, 5083 aluminum tubing is primarily used in the marine industry. In addition to its outstanding corrosion resistance, 5083 aluminum tubing also exhibits excellent welding characteristics, making it highly suitable for the fabrication of pressure vessels.
Standard specifications
ASTM B221, ASTM B241, ASTM B429
Chalco's inventory of 5083 aluminum tube stock sizes
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| Alloy | Temper | OD(inch) | Wall(inch) |
| 5083 | H112 | 6.693 | 0.394 |
| 5083 | H112 | 6.693 | 0.394 |
| 5083 | H112 | 6.693 | 0.394 |
| 5083 | H112 | 6.693 | 0.394 |
| 5083 | H112 | 6.693 | 0.394 |
| 5083 | H112 | 6.693 | 0.394 |
| 5083 | H112 | 8.661 | 0.394 |
| 5083 | H112 | 9.055 | 0.394 |
| 5083 | H112 | 9.055 | 0.394 |
Aluminium 5083 pipes equivalent grades
| EU | USA | Germany | Japan | France | England | Russia |
| ENAW-AlMg4.5Mn0.7 | A95083 | AlMg4.5Mn | 5082 | 5183 | 5083 | AMg4.5 |
The physical properties of 5083 aluminum tubing
| Density | 2.650 g/cm3 |
| Melting Point | 570°C |
| Modulus of Elasticity | 72 GPa |
| Electrical Resistivity | 0.058×10-6 Ω.m |
| Thermal Conductivity | 121 W/m.K |
| Thermal Expansion | 25×10-6 /K |
The mechanical properties of 5083 aluminum tubing
| Proof Stress | 125 Min MPa |
| Tensile Strength | 275 - 350 MPa |
| Hardness Brinell | 75 HB |
| Elongation | 12 % |
The chemical composition of 5083 aluminum pipe
| Element | Composition (%) |
| Si | 0.4 |
| Fe | 0.4 |
| Cu | 0.1 |
| Mn | 0.4-1.0 |
| Mg | 4.0-4.9 |
| Zn | 0.25 |
| Ti | 0.15 |
| Cr | 0.05-0.25 |
| Al | Balance |
The production method of 5083 aluminum pipe
Extrusion method
Preheated 5083 aluminum alloy billets are fed into a continuous extrusion machine, which extrudes them into the desired tubular shape. This method is suitable for large-diameter pipes and complex cross-sectional shapes.
Forging method
5083 aluminum billets can be transformed into tubes through a forging process by placing the billet into a mold and applying high pressure to alter its shape, ultimately forming the tube.
Welding method
5083 aluminum sheets or 5083 aluminum alloy coils are joined into tubes using welding processes. Welding methods include TIG (Tungsten Inert Gas), MIG (Metal Inert Gas), electron beam welding, and others.
The characteristics of 5083 aluminum tubing
5083 aluminum alloy contains 5.2% magnesium, 0.1% manganese, and 0.1% chromium. In the annealed state, it exhibits high strength and maintains good formability due to excellent ductility.
5083 aluminum tubing possesses high corrosion resistance, making it particularly suitable for marine applications, but it is not recommended for use in applications exceeding 65°C.
5083 aluminum is a high-strength magnesium-manganese-chromium-aluminum alloy. It can be hardened through cold working but cannot be heat-treated to achieve higher strength levels. It possesses good ductility at its strength levels, surpassing most other alloys in the 5000 series.
The applications of 5083 aluminum pipe
Aerospace
5083 aluminum tubing is widely used in the structural components of aircraft, rockets, missiles, and other aerospace vehicles due to its lightweight, high corrosion resistance, and welding capabilities. These applications include missile launch tubes and missile casings.
Marine engineering
5083 aluminum tubing is used in marine engineering for manufacturing ship hulls, decks, marine tanks, offshore platforms, and diving equipment due to its corrosion resistance, which allows it to maintain excellent performance in saltwater environments.
Pressure vessels
5083 aluminum tubing is suitable for manufacturing various types of pressure vessels, including boilers, gas cylinders, and chemical reactors. Its high strength and corrosion resistance make it a safe and reliable choice.
Oil and gas industry
5083 aluminum tubing is used in the oil and gas exploration and transmission equipment, including well pipes, gas pipes, pipelines, valves, and tanks, due to its ability to withstand corrosive oil and gas media.
