Take you to know 6061 Aluminum Sheet

Oct 09, 2025

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Take-you-to-know-6061-Aluminum-Sheet.pdf

Take-you-to-know-6061-Aluminum-Sheet.pdf

Take you to know 6061 Aluminum Sheet

An al-si-mg alloy that has been reinforced by precipitation hardening is 6061 aluminum sheet. High strength-to-weight ratio, above-average corrosion resistance, good machinability, and welding compatibility are all attributes of 6061 aluminum.
Sheet 6061 of aluminum is thin and flat.
The most adaptable heat-treatable aluminum alloy is 6061 sheet. Its strength after heat treatment is on par with low carbon steel.
Since its first development in 1935, it has been used in a variety of general-purpose applications. It is frequently employed in brazing or welding applications.

The most popular alloy for heat-treating aluminum coils and sheets is alloy 6061. Despite having a lesser strength than the majority of 2xxx and 7xxx alloys, 6061 aluminum has numerous mechanical qualities, resists corrosion, and can be made using a variety of standard techniques. The 6061 alloy has high formability when it is "O" tempered or annealed. These qualities may be achieved by artificial aging in the T6 temper, while relatively severe molding is conceivable in the T4 state.

 

 

Chemical Composition Limits (WT%)

Silicon 0.4-0.8
Iron 2.2-2.8
Copper 0.15-0.40
Manganese 0.1
Magnesium 0.45
Chromium 0.04-.35
Zinc 0.1
Titanium 0.15
Others, each 0.05
Others, total 0.15
Balance, Aluminum

 

 

Aluminum 6061 Specifications

UNS A96061, Aluminum 6061, 6061 Alloy, 6061 Aluminum Alloy, AA6061, al6061, Aluminum 6061-T6, AA6061-T6,
6061-T6511, 6061-0, 6061-T4, 6061-T6, 6061-T451, 6061-T651.

Item Specification
Alloy 6061
Temper T1, T4, T42, T451, T4510, T4511, T51, T6, T62, T651, T6510, T6511, T652, T89, T94, O
Thickness Range 0.1 – 500 mm (customizable)
Applications Used in tooling panels, construction applications, transportation equipment, bridge railing components, and welded structural applications, etc.

 

Features of 6061 Aluminum Sheet

The 6061 aluminum sheet has the best corrosion resistance of any heat-treated aluminum in its class. Because of this, it may be used in both maritime conditions and massive constructions. A protective coating on the product aids in preventing corrosion. Anodization or additional coatings can be applied for increased corrosion resistance.

Mechanical Properties Of 6061 Aluminum Sheet

  Imperial Metric
Density 0.1 lb/in3 2.7 g/cc
Ultimate Tensile Strength 45,000psi 310 MPa
Yield Tensile Strength 40,000psi 276 MPa
Fatigue Strength 14,000psi 96.5 MPa
Shear Strength 30,000psi 207 MPa
Melting Point 1,080 – 1,205°F 582 – 652°C

Typical Mechanical Properties

Temper Tensile Strength Yield Strength Elongation
  KSI KSI %
O (annealed) 22 12 10-16
T4 30 16 10-16
T6 42 35 4-10

 

Alloy 6061 has 40% the conductivity of copper. It is frequently utilized in the electrical industry as connectors and electrical accessories.
Aluminum alloy 6061 is very amenable to welding, for instance, with metal inert gas (MIG) or tungsten inert gas (TIG).

After welding, the properties close to the weld are typically 6061-O, and strength loss is around 80%. To return the entire item to its original -T4 or -T6 temper condition, the material might undergo another heat treatment.

The material may age naturally and regain part of its strength after welding. Common filler materials are 5356 or 4043. Strong T4 and T6 tempering conditions allow for good machinability. In the annealed state, machining is quite challenging.

aluminum-sheet-welding-technology

 

Applications of 6061 Aluminum Sheet

Heavy-duty structures that need to be resistant to corrosion, truck and marine components, aircraft structures like wings and fuselages, yacht construction, bicycle frames and components, and automotive parts like wheel spacers are all common uses for 6061 aluminum plate.

 

6061 aluminum sheet is widely used in the following industries:

Walkways

Flooring

Ramps

Bridge flooring

Trench and drainage covers

Mezzanines

Platforms

Stair treads

Motorboats

Aircraft structures

Shipbuilding

Truck bodies

Pylons & towers

Rail coaches

Pipelines and Welded Assemblies

Agricultural Applications

Electrical and Electronic Components

Furniture

Storage Tanks

Chemical Equipment

Pneumatic and Hydraulic Cylinder Components

 

6061-T651 aluminum plate

Our 6061 plate's T651 temper indicates that it has undergone solution heat treatment and light stretching to lessen material stress. In order to precipitate alloying elements out of the material and achieve instantaneous maximum strength, the material is then artificially aged.
Because of its versatility, aluminum sheet 6061 T6/T651 is frequently used in mechanical, structural, electrical, ornamental, maritime, and aerospace applications.

 

6061 aluminum sheet thickness tolerance

 

One of the biggest producers of aluminum products in China, GNEE Aluminum, maintains stringent quality control over all of its products. The thickness tolerance of the 6061-t6 aluminum sheet we supply is rigorously limited to +/- 10%.

 

Compared 6061 alloy with 5052 alloy

Although there are minor distinctions, the chemical makeup and manufacturing method of 6061 and 5052 aluminum sheets are comparable.
Many customers are also quite hopeful about its development trend since 5052 aluminum sheet and 6061 aluminum plate meet the norms of contemporary production processes.

Chemical Composition Comparison Of 5052 & 6061

Chemical Composition Comparison Of 5052 & 6061

ALLOY Si Fe Cu Mn Mg Cr Zn Ti Al
5052 0.25 0.4 0.4 0.1 2.2~2.8 0.15~0.35 0.1 -- Remainder
6061 0.40~0.8 0.7 0.15~0.40 0.15 0.8~1.2 0.04~0.35 0.25 0.15 Remainder

 

The aluminum alloy 5052 is a member of the aluminum plate 5000 series. Magnesium is its primary element. Also referred to as an aluminum-magnesium alloy, the magnesium concentration ranges from 3 to 5%. Low density, strong tensile strength, and high elongation are the primary characteristics. In the same region, the aluminum-magnesium alloy weighs less than other series. As a result, it is frequently utilized in aviation, including in fuel tanks.

Magnesium and silicon are the primary alloying constituents of 6061 aluminum alloy. Medium strength, good resistance to corrosion, good weldability, and good oxidation effect are all attributes of alloy 6061. Excellent oxidation effect, high toughness, no deformation after processing, easy coloring and film formation, and good corrosion resistance are all attributes of 6061.

 

Mechanical Properties Comparison Of 5052 & 6061

Mechanical Properties Comparison Of 5052 & 6061

Temper Tensile strength N/m㎡ Elongation rate(%) Dimension Control Surface Hardness
5052 H32 230Mpa 12 Qualified Mill finish Above 60HB
5052 H34 260Mpa 10 Qualified Mill finish Above 68HB
6061 T651 290Mpa 10 Qualified Black / Bright Above 95HB

 

A lot of consumers are curious about the differences between aluminum 5052 and 6061 t6. T5, T6, T651, and T6511 tempers may be produced from 061 aluminum alloy. The typical states of 5052 aluminum alloy are H112, H34, H32, and O. High-strength locations often employ alloy 6061, whereas low-strength locations typically use alloy 5052. Instead of strength, the 5052 alloy aims for rust resistance. Even though 5052 and 6061 aluminum plates are often used, they nonetheless differ greatly from one another.

tolerance-control-of-6061-aluminum-plate