Aluminium Alloys - Aluminium 1050 Properties, Fabrication and Applications

Aluminium alloy 1050 is a popular grade of aluminium for general sheet metal work where moderate strength is required.

Aluminium alloy 1050 is known for its excellent corrosion resistance, high ductility and highly reflective finish.

Chemical Composition of Aluminium Alloy 1050

Table 1. Chemical composition for aluminium alloy 1050

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

Properties of Aluminium Alloy 1050

Mechanical Properties of Aluminium Alloy 1050

Table 2. Mechanical properties for aluminium alloy 1050 H14

BS EN 485-2:2008
Sheet
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 %

*properties above are for material in the H14 condition


Physical Properties of Aluminium Alloy 1050

Table 3. Physical properties for aluminium alloy 1050

Property Value
Density 2.71 kg/m3
Melting Point 650°C
Modulus of Elasticity 71 GPa
Electrical Resistivity 0.0282x10-6 Ω.m
Thermal Conductivity 222 W/m.K
Thermal Expansion 24x10-6 /K

Alloy Designations

Aluminium alloy 1050 also corresponds to the following designations:

  • AA1050A
  • S1B
  • A91050

Fabrication of Aluminium Alloy 1050

Welding

When welding Aluminium alloy 1050 to itself or an alloy from the same subgroup the recommended filler wire is 1100. For welding to alloys 5083 and 5086 or alloys from the 7XXX series, the recommended wire is 5356. For other alloys use 4043 filler wire.

Fabrication Response

Table 4. Fabrication response for aluminium alloy 1050

Process Rating
Workability – Cold Excellent
Machinability Poor
Weldability – Gas Excellent
Weldability – Arc Excellent
Weldability – Resistance Excellent
Brazability Excellent
Solderability Excellent

Temper

The most common temper for 1050 aluminium is:

  • H14 - work hardened by rolling to half hard, not annealed after rolling

Applications of Aluminium Alloy 1050

Aluminium alloy 1050 is used for:

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

Supplied Forms

Aalco supplies alloy Aluminium alloy 1050-H14 as:

  • Plain sheet
  • Plain sheet with a PVC coating on one side
  • Stucco sheet
  • Stucco sheet with a PVC coating on one side
  • Shate

DISCLAIMER

This Data is indicative only and must not be seen as a substitute for the full specification from which it is drawn. In particular, the mechanical property requirements vary widely with temper, product and product dimensions. The information is based on our present knowledge and is given in good faith. However, no liability will be accepted by the Company is respect of any action taken by any third party in reliance thereon.

As the products detailed may be used for a wide variety of purposes and as the Company has no control over their use; the Company specifically excludes all conditions or warranties expressed or implied by statute or otherwise as to dimensions, properties and/or fitness for any particular purpose.

Any advice given by the Company to any third party is given for that party’s assistance only and without liability on the part of the Company. Any contract between the Company and a customer will be subject to the company’s Conditions of Sale. The extent of the Company’s liabilities to any customer is clearly set out in those Conditions; a copy of which is available on request.

This information has been sourced, reviewed and adapted from materials provided by Aalco - Ferrous and Non-Ferrous Metals Stockist.

For more information on this source, please visit Aalco - Ferrous and Non-Ferrous Metals Stockist.

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Comments

  1. Sameer Aziz Sameer Aziz U.A.E. says:

    What is the BS EN Standard for this alloy?

  2. Rahul Aditya Rahul Aditya Taiwan says:

    the density unit is correct? 2.71 kg/cubic metre

The opinions expressed here are the views of the writer and do not necessarily reflect the views and opinions of AZoM.com.

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