Aluminum Angle 3in Wide x 1/8in Thick 4 ft Long - Durable

Our review of the Aluminum Angle 3in x 1/8in 4 ft from Randall focuses on utility and longevity for tradespeople and hobbyists who need reliable architectural-grade extrusion. The bottom line: this is a straightforward, heavy-duty piece of 6063 alloy T-6 aluminum that delivers corrosion resistance and high working strength in a ready-to-use 4 ft length. It is best for framing, trim, and structural support where matching legs and a precise 90 degree corner are important.

Key Features

• Material and temper: 6063 alloy in T-6 temper offers good corrosion resistance and the maximum precipitation hardening for improved yield strength and durability.
• Equal legs: Both legs are the same width which makes this angle convenient for symmetrical framing, sign frames, and corner guards without measuring asymmetry.
• No inside radius: The 90 degree angle with no inside corner radius provides a true right angle helpful for tight-fitting joints and clean architectural lines.
• 4 ft length: Supplied in 4 ft lengths that are easy to handle, transport, and cut to size for railing, window or door frame projects.
• Extruded in USA: 100% extruded domestically, which is relevant to buyers who prefer local manufacturing and consistent extrusion quality.

Who It's For

This aluminum angle is aimed at fabricators, contractors, and serious DIYers who need a medium-high strength extrusion for architectural or marine-adjacent projects. It suits applications like sign frames, window and door surrounds, railing trim, corner guards, and light structural use where corrosion resistance and workability matter.

Those needing softer alloys for complex bending, custom radiused corners, or lengths longer than 4 ft should consider alternate products. Also, if a specialized alloy or thicker industrial structural grade is required, this 6063 T-6 angle may not be the ideal choice.

Pros & Cons

Pros

• Good balance of strength and weldability due to the 6063 T-6 temper, making fabrication straightforward.
• Uniform equal legs and true 90 degree corner simplify alignment and installation in architectural work.
• Corrosion resistance suitable for outdoor and marine-adjacent applications, increasing longevity.

Cons

• Supplied only in 4 ft lengths, so larger projects require joining or multiple pieces.
• The fixed 1/8in thickness limits use where heavier structural loads demand thicker sections.

Specifications

Product	Aluminum Angle
Alloy	6063
Temper	T-6
Leg width	3 in (both legs equal)
Thickness	1/8 in
Length	4 ft
Corner	90 degree, no inside radius

Our Verdict

This Aluminum Angle 3in x 1/8in in 4 ft lengths is a practical, cost-effective choice for anyone needing a durable, corrosion-resistant architectural extrusion. It is well suited to framing, trim and light structural tasks where uniform legs and a true right angle matter, offering good value for most construction and fabrication needs.

Frequently Asked Questions

Is this angle welded or weldable?
Yes, 6063 T-6 is commonly welded and the temper provides good weldability for fabrication tasks.

Can it be cut to shorter lengths?
Yes, the 4 ft pieces are easily cut to size with standard metal cutting tools for installation.

Is this suitable for outdoor use?
Yes, 6063 aluminum has good corrosion resistance and is commonly used in architectural and outdoor applications.