6061 Aluminum

6061 Aluminum 6061 aluminum is a common grade of alloyed aluminum. Magnesium and silicon are its primary constituent materials after aluminum. This general purpose metal is weldable, heat treatable and can be cold worked, annealed and extruded. It is usually supplied in billets rather than in cast form.

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At CBC Specialty Metals & Processing, we pride ourselves on being a leading provider of high-quality aluminum products and comprehensive processing solutions tailored to meet the diverse needs of our clientele. With years of experience and expertise in the industry, we have established ourselves as a trusted name in aluminum distribution and processing, renowned for our commitment to excellence,...


Since 1923, EMJ has been a leading supplier of Steel and Aluminum Bar, Tubing, and Plate to manufacturing companies in North America. Our broad network of facilities, superior inventories, processing capabilities, and world-class technology enables EMJ to provide unsurpassed service to our customers.


At Triple-S Steel Holdings, Inc., we take pride in our position as a leading provider of high-quality aluminum products and comprehensive solutions tailored to meet the diverse needs of our clientele. With decades of experience and dedication to excellence, we have established ourselves as a trusted name in the aluminum industry, renowned for our commitment to quality, reliability, and customer...


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A heat-treatable moderate to high strength aluminum alloy with toughness greater than 6005A is 6061. Despite having less toughness in the weld zone, it offers excellent weldability and strong corrosion resistance. In addition, it is moderately resilient to tiredness. T4 temper offers good cold formability; T6 temper has limited formability. Ineffective for extremely detailed cross-sections.

A popular type of alloyed aluminum is 6061 aluminum. After aluminum, silicon and magnesium make up the majority of their composition. This all-purpose metal can be extruded, annealed, cold worked and heat treated, and weldable. Instead of being cast, it is typically delivered in billet form.

The Production of 6061 Aluminum

The alloying procedure can start once the composition has been decided. First, billets are formed by cold processing that does not heat the metal at or above its recrystallization temperature after the pure aluminum is fused with magnesium and silicone. Then, it can be manufactured using various techniques, including rolling, extruding, and forging.

Following cold working, 6061 aluminum undergoes several heat-treating procedures, including annealing and solution heat treatments. These increase the metal's capacity to be worked, stabilize its physical characteristics, strengthen its mechanical qualities, and harden its surface. For 6061 aluminum, a common heat treatment technique is T61. This procedure enhances tensile strength and fatigue resistance.

Physical Properties of 6061 Aluminum

Type 6061 aluminum is a member of the 6xxx family of aluminum alloys, which includes materials where silicon and magnesium are the main alloying constituents. The second digit represents the level of base aluminum impurity control. If this second number is a "0," it means that most of the alloy is industrial aluminum with the same impurity levels as before and that no additional caution is required to tighten controls.

The fourth and third digits are only placeholders for specific alloy designations. Type 6061 aluminum has a nominal composition of 97.9% Al, 0.6% Si, 1.0% Mg, 0.2% Cr, and 0.28% Cu. Aluminum alloy 6061 has a density of 2.7 g/cm3. The 6061 aluminum alloy may be heat treated, is simple to shape, is weldable, and has strong corrosion resistance.

6061 aluminum bars

Mechanical Properties of 6061 Aluminum

How 6061 aluminum alloy is heat treated or strengthened through the tempering process affects its mechanical qualities. The strength ratings for the alloy will be derived from 6061-T6, a commonly used temper for the aluminum sheet and bar stock. Its moduli are 26 GPA, while its elasticity modulus is 68.9 GPA (3770 ksi).

This alloy is typically simple to weld together and easily deforms into most needed forms, making it a flexible production material. Yield and tensile strength are essential components when evaluating mechanical attributes. The yield strength describes the maximum stress required to distort the part in a specific loading configuration elastically.

On the other hand, the maximum stress a body can endure before breaking is known as its ultimate load. According to industry standard design procedures, the ultimate tensile strength is the most significant design restriction for static applications; nevertheless, it can be useful for some applications that require it. For example, the ultimate yield strength of 6061 aluminum alloy is 276 MPa (40000 psi), while its ultimate tensile strength is 310 MPa (45000 psi).

The capability of a substance to withstand being sheared by rival factions along a plane, much like scissor tears through paper, is known as shear strength. The paper fails "in shear" as the twin scissor blades come together due to the opposing forces acting on the paper's cross-sectional plane. This number is helpful in torsional uses (shafts, bars, etc.) when twisting might result in this type of shear stress on a material.

Applications of 6061 Aluminum

One of the various aluminum alloys that aluminum suppliers provide is aluminum 6061. As with other metals, aluminum is frequently alloyed with other substances to improve its properties. Excellent corrosion tolerance and a max tensile ratio are two advantages of 6061 aluminum. In addition to being utilized in manufacturing furniture, automobiles, aircraft, and a wide range of other commercial and consumer products, it can be produced into tubes, rods, and pipes. Among the heat-treated alloys, this is one of the more adaptable ones.

6061 aluminum is widely used in various industries, including automobiles, aerospace, engineering, and manufacturing. The manufacture of trucks and marine vessels, the building of pipelines, the fabrication of substantial structural components, and the construction of tanks can all include this type of aluminum. It is perfect for creating all sorts of items since it is simple to machine, cut, stamp, bend, spin, and drill. Due to its durability and outstanding corrosion resistance, it is frequently used for floors, ramps, and steps.

wind turbine parts made from 6061 aluminum
6061 aluminum in manufacturing of bike frames

Choosing the Proper 6061 Aluminum Supplier

To make sure you have the most positive outcome when purchasing 6061 Aluminum from a 6061 Aluminum Supplier, it is important to compare at least 4 or 5 Suppliers using our list of 6061 Aluminum suppliers. Each 6061 Aluminum Supplier has a business profile page that highlights their areas of experience and capabilities and a contact form to directly communicate with the manufacturer for more information or request a quote. Review each 6061 Aluminum business website using our proprietary website previewer to get an idea of what each business specializes in, and then use our simple RFQ form to contact multiple 6061 Aluminum businesses with the same quote.

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