6061 Series Aluminum 6061-T6 6061-T4 Alloy

Oct 21, 2025

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6061 series aluminum is a 6000 series Al-Mg-Si alloy. Because Mg and Si are the primary alloy components, 6061 aluminum alloy has good qualities, including weldability, high strength, corrosion resistance, formability, surface treatment effect, and so on. In addition, 6061 aluminum plate is a heat-treated alloy. 6061 aluminum is typically available in pre-tempered grades like 6061-O (annealed), as well as tempered grades like 6061-T6 (solutionized and artificially aged) and 6061-T651 (solutionized, stress-relieved stretched, and artificially aged).

 

6061 Series Aluminum 6061-t6 and 6061-t4 Alloy Plates

6061 Series Aluminum 6061-T6 Alloy

STRENGTH: The 6061-T6 alloy has the strongest yield strength in the 6061 series aluminum (at least 240 MPa (35 ksi)).
ELONGATION: 6061-t6 aluminum plate has an elongation of 8% or more when its thickness is 6.35 mm (0.250 in) or less. In thicker parts, it elongates by 10%. Additionally, the mechanical properties of the 6061-T651 plate are similar.

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6061 Series Aluminum 6061-O Alloy sheet

STRENGTH: 6061-O grade 6061 series aluminum alloy has a maximum ultimate tensile strength of 150 MPa (22 ksi) and a maximum yield strength of less than 83 MPa.
ELONGATION: The 6061-O aluminum plate has an elongation (stretch before final failure) of 10-18%.

 

6061 Series Aluminum 6061-T4 Alloy plate

STRENGTH: T4 tempered 6061 aluminum alloy has an ultimate tensile strength of at least 180 MPa (26 ksi) and a yield strength of at least 110 MPa (16ksi).
ELONGATION: The 6061-t4 aluminum plate has an elongation of 10-16%.

 

6061 Series Aluminum Properties

Machinability: 6061 series aluminum offers good machinability in T4 and T6 tempers. It can be machined in an annealed state.
Weldability
6061 aluminum alloy is very weldable. It is compatible with various welding processes such as TIG and MIG. Rapid strength recovery with no weld stress.
Cold Working: 6061 aluminum alloy is cold worked at O temper conditions. It can also be cold-formed in the T 4 and T 6 temper ranges.
6061 aluminum alloy is easy to form and work in the annealed state. Bending, stamping, deep drawing, and spinning are all carried out using established processes.
Physical Properties:
6061 alloy has a density of 2.7 g/cm3 (0.0975 lbs/in3) and a melting point of 588°C (1090°F).

 

Application of 6061 Series Aluminum Alloy

Overall, 6061 series aluminum alloy is an excellent material for precision instruments and 3C fields such as mobile phone card slots (applicable to 5G mobile phones), buttons, computer support/shell, and aluminum furniture, door panel/door handle, SMT, PC board, solder carrier, bicycle components, and so on.
Most notably, GNEE 6061 medium thick aluminum plate has been successfully used in shoe/underwear molds, bus/ship decorative tread plates, automobile four doors and two coverings, auto hub/seats, and other applications.

 

6061 Series Aluminum Sheet Supplier

GNEE Aluminum is a major 6061 series aluminum sheet supplier. Furthermore, GNEE is a rare company capable of producing aluminum plates that are both ultra-wide and ultra-thick. As a result, there are not only detailed specifications, outstanding quality, and consistent performance, but also favorable factory direct prices! So, if you are looking for 6061 series aluminum alloy items, please contact us for a reasonable price! Come on!

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