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1050 O Aluminum Sheet Standards and Equivalent Grades

Feb 04, 2026

Aluminium 1050 O Aluminum Sheet – Reliable General Engineering Material from GNEE

If you are looking for a cost-effective, corrosion-resistant, and easy-to-process aluminum sheet, Aluminium 1050 O aluminum sheet supplied by GNEE is an ideal solution. With high purity and excellent formability, this alloy is widely used in general engineering and sheet metal fabrication. Contact GNEE today to discuss your size and supply requirements.

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1050 O Aluminum Sheet Overview and General Description

Aluminium 1050 O aluminum sheet is a commercially pure aluminum alloy containing a minimum of 99.50% aluminum. It is classified as a soft, annealed (O temper) material and is commonly used where moderate strength is sufficient, but excellent ductility and corrosion resistance are required.

Originally designated as Al99.5 in earlier DIN standards, 1050 aluminum sheet offers good electrical and thermal conductivity, making it suitable for applications where mechanical strength is not the primary concern.

 

1050 O Aluminum Sheet Available Sizes and Thickness Range

GNEE supplies 1050 O aluminum sheet in standard plate sizes commonly used in fabrication and engineering industries.

1050 O Aluminum Sheet Size Range

Sheet Size (mm) Thickness Range (mm)
2000 × 1000 5.0 – 6.0
2500 × 1250 4.0 – 6.0
3000 × 1500 5.0

Custom dimensions are available upon request.

 

1050 O Aluminum Sheet Standards and Equivalent Grades

Aluminium 1050 O aluminum sheet conforms to recognized international standards and is equivalent to several global designations.

1050 O Aluminum Sheet Related Specifications

Standard / Designation
AA1050A
S1B
A91050
BS EN 573-3
BS EN 485-2

 

1050 O Aluminum Sheet Temper and Condition

The most common temper for this alloy is the O (annealed) temper, which provides maximum softness, excellent ductility, and superior forming capability.

1050 Aluminum Sheet Common Temper

Temper Description
O Fully annealed, soft state
GNEE equipment
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1050 O Aluminum Sheet Chemical Composition

The high purity of 1050 O aluminum sheet ensures stable performance and excellent resistance to corrosion.

1050 O Aluminum Sheet Chemical Composition Table

Element Content (%)
Aluminum (Al) ≥ 99.50
Iron (Fe) ≤ 0.40
Silicon (Si) ≤ 0.25
Copper (Cu) ≤ 0.05
Manganese (Mn) ≤ 0.05
Magnesium (Mg) ≤ 0.05
Zinc (Zn) ≤ 0.07
Titanium (Ti) ≤ 0.05
Other (each) ≤ 0.03

 

1050 O Aluminum Sheet Mechanical Properties

1050 O aluminum sheet offers low strength but extremely high elongation, making it ideal for forming and bending applications.

1050 O Aluminum Sheet Mechanical Properties (EN 485-2)

Property Value
Tensile Strength 65–95 MPa
Proof Stress ≥ 20 MPa
Brinell Hardness 20 HB
Elongation (Typical) Up to 40%

 

Typical Mechanical Properties by Temper

Alloy-Temper Tensile Strength (ksi) Yield Strength (ksi) Elongation (%)
1050-O 11 4 40
1050-H14 16 15 7
1050-H18 23 22 4

Values shown are typical and for comparison purposes only.

 

1050 O Aluminum Sheet Physical Properties

1050 O Aluminum Sheet Physical Data

Property Value
Density 2.71 g/cm³
Melting Point ~650°C
Modulus of Elasticity 71 GPa
Thermal Conductivity 222 W/m ·K
Thermal Expansion 24 × 10⁻⁶ /K
Electrical Resistivity 0.0282 × 10⁻⁶ Ω ·m

 

1050 O Aluminum Sheet Key Characteristics

Aluminium 1050 O aluminum sheet is valued for its combination of purity and workability.

1050 O Aluminum Sheet Performance Features

Characteristic Description
Corrosion Resistance Excellent
Ductility Very high
Surface Finish Highly reflective
Cold Workability Excellent
Weldability Excellent

 

1050 O Aluminum Sheet Fabrication and Weldability

1050 O Aluminum Sheet Fabrication Performance

Process Rating
Cold Working Excellent
Machinability Poor
Gas Welding Excellent
Arc Welding Excellent
Resistance Welding Excellent
Brazing Excellent
Soldering

Excellent

 

Welding recommendations:

Use 1100 filler wire when welding 1050 to itself or similar alloys

Use 5356 filler wire for welding to 5083, 5086, or 7xxx series alloys

Use 4043 filler wire for other dissimilar alloys

 

1050 O Aluminum Sheet Typical Applications

Thanks to its softness, corrosion resistance, and conductivity, 1050 O aluminum sheet is widely used in industries where forming performance is critical.

1050 O Aluminum Sheet Application Areas

Industry Application
Chemical Industry Process plant equipment
Food Industry Containers and packaging
Architecture Flashings and decorative elements
Lighting Lamp reflectors
Electrical Cable sheathing
Manufacturing General sheet metal work
Pyrotechnics Powder applications

 

1050 O Aluminum Sheet Supply from GNEE

As a professional aluminum supplier, GNEE provides 1050 O aluminum sheet with stable quality, international standard compliance, and flexible customization options.

Contact GNEE now for pricing, technical details, or tailored solutions. Let us support your project with reliable 1050 aluminum sheet products designed for efficiency and performance.

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Aluminium 1050 O Aluminum Sheet
Aluminium 1050 O Aluminum Sheet