ThePipingMart Blog Grades Aluminum Alloy 1050- Material, Properties, Composition, Uses

Aluminum Alloy 1050- Material, Properties, Composition, Uses

Aluminum 1050

What is Aluminum 1050?

Aluminum is one of the most versatile metals in the world. It is lightweight, corrosion-resistant, and has excellent electrical and thermal conductivity. One of the most popular alloys of aluminum is 1050, which has many uses in a variety of industries due to its excellent properties. Let’s take a closer look at aluminum 1050 and explore its many uses and properties.

Aluminum alloy 1050 Chemical Properties:

Aluminum 1050 has 99% minimum aluminum content by weight. It also contains iron (0.4%) and silicon (0.5%). This combination gives it superior corrosion resistance as well as high fatigue strength. The alloy also contains manganese (0.05%) and chromium (0.2%). These elements help to improve the mechanical properties of the alloy such as its strength and durability.

Element % Present
Cu 0-0.05
Mg 0-0.05%
Si 0-0.25%
Fe 0-0.4%
Mn 0-0.05%
Zn 0-0.07%
Ti 0-0.05%
Al Balance

Aluminum alloy 1050 Physical Properties

The physical properties of aluminum 1050 are determined by its chemical composition. Its melting point is 655°C (1,201°F) while its boiling point is 2,500°C (4,530°F). The alloy has an ultimate tensile strength of 155MPa (22,500psi) and a yield strength of 135MPa (19,600psi). It also has an elongation rate of 30%.

Property Value
Density 2.71 kg/m3
Melting Point 650°C
Modulus of Elasticity 71 GPA
Electrical Resistivity 0.282 x 10-6 Ω.m
Thermal Conductivity 222 W/m.K
Thermal Expansion 24 x 10-6/K

Mechanical Properties Aluminum alloy 1050

Aluminum 1050 has excellent formability and weldability due to its low carbon content (<0.10%). It can be cold-formed or hot-formed depending on your application needs. It also offers good machinability with a Brinell hardness rating between 10-12 HBW/HBV/HBS. Additionally, it has good fatigue strength which makes it perfect for applications that require frequent flexing or bending such as springs or brackets.

BS EN 485-2:2008
0.2mm to 6.00mm
Property Value
Proof Stress 85 Min MPa
Tensile Strength 105 – 145 MPa
Hardness Brinell 34 HB
Elongation A 12 Min %


Equivalents of Aluminum 1050

European Standard BS (OLD) USA (AA) GERMANY (DIN) ISO IS Canadian
EN AW-1050 A 1E 1050 Al99.5 Al99.5 19500, 19501 1 S


Applications of Aluminum Alloy 1050

Aluminum alloy 1050 is used for:

  • Chemical process plant equipment
  • Food industry containers
  • Pyrotechnic powder
  • Architectural flashings
  • Lamp reflectors
  • Cable sheathing

Corrosion Resistance of Aluminum 1050

Aluminum 1050 offers outstanding corrosion resistance due to its high aluminum content (>99%). This makes it ideal for use in marine environments or other areas that are exposed to moisture or humidity regularly. Additionally, the alloy has good heat treatability which allows it to maintain its properties even after exposure to extreme temperatures over extended periods.

Heat Treatment:

Heat treatment can be used to modify the mechanical properties of aluminum 1050 without altering its chemical composition too much. Heat treatment involves heating the alloy to specific temperatures before cooling it down again rapidly so that certain crystalline structures form within the metal matrix that gives it desired characteristics such as increased hardness or improved ductility. This makes heat treating a great option for improving the performance characteristics of aluminum 1050 without having to resort to expensive alloys with higher price tags.


Aluminum 1050 is one of the most popular alloys used in industry today thanks to its impressive combination of chemical, physical, mechanical, and corrosion resistance properties. Its low cost and easy availability make it ideal for applications where cost savings are important yet performance requirements still need to be met. For those who need even more from their aluminum alloys, heat treatment can be used to further refine specific characteristics without having to switch materials entirely. All things considered, aluminum 1050 can meet almost any requirement you may have when looking for an economical yet highly effective material solution.


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