6063 Aluminum Rectangular Tubing 2in x 3in x 72in - Corrosion

In this review of the 6063 Aluminum Rectangular Tubing the bottom line is simple: this extrusion is best for builders and fabricators who prioritize corrosion resistance and a polished appearance over raw strength. The tube's smoother surface and T52 temper make it a good choice for visible applications like furniture or decorative elements, while meeting AMS-QQ-A-200/9 and ASTM-B221 provides confidence in material consistency. It is not a high-strength structural alloy, but for piping, trim, or aesthetic projects it delivers reliable, rust-free performance.

Key Features

• Material: 6063 aluminum offers excellent corrosion resistance, making it suitable for indoor and outdoor decorative and functional uses.
• Temper: T52 extruded temper provides a stable, formable profile that holds its shape for fabrication and finishing operations.
• Surface finish: The alloy is noted for a smoother surface than many other aluminum alloys, which reduces visible blemishes in finished pieces.
• Dimensions: The 2in height, 3in width and 0.125in wall with a 72in length give predictable, repeatable sizing for projects requiring consistent runs of rectangular tubing.
• Specification compliance: Conformance to AMS-QQ-A-200/9 and ASTM-B221 ensures the extrusion meets common industry standards for chemical and physical properties.

Who It's For

This tubing is aimed at fabricators, furniture makers, sign and trim installers, and hobbyists who need a visually pleasing, corrosion-resistant rectangular profile that machines and finishes well. The smooth surface and dimensional consistency are especially useful when the tube will be anodized, painted, or left exposed.

Those who require high-load-bearing structural members or heat-treated high-strength alloys should look elsewhere; 6063-T52 is intentionally lower in strength than some other aluminum alloys and is chosen primarily for appearance and corrosion performance rather than maximum tensile strength.

Pros & Cons

Pros

• Excellent corrosion resistance for long-lasting outdoor and indoor use.
• Smoother surface finish that reduces visible defects after finishing.
• Reliable dimensional sizing (2in x 3in x 72in with 0.125in wall) useful for repeatable fabrication runs.
• Meets AMS-QQ-A-200/9 and ASTM-B221 standards for material consistency.

Cons

• Lower mechanical strength compared with structural aluminum alloys, so it is not ideal for heavy-load applications.
• Customers report occasional shipping damage such as scratches and rough edges, so careful handling and finishing may be required.

Specifications

Alloy	6063
Temper	T52 (extruded)
Height	2 in
Width	3 in
Wall thickness	0.125 in
Length	72 in
Standards	AMS-QQ-A-200/9, ASTM-B221

Our Verdict

The 6063 Aluminum Rectangular Tubing is a practical, good-value choice when corrosion resistance and a neat appearance matter more than high tensile strength. It is well suited for decorative framing, furniture, and light piping work, and it represents a reliable material option for finish-focused projects that need consistent dimensions and a smooth surface.

Frequently Asked Questions

Is this tubing suitable for outdoor use?
Yes, the 6063 alloy offers strong corrosion resistance, making it suitable for outdoor decorative and light structural uses.

Can this be welded and painted?
Yes, 6063-T52 is commonly welded and can be anodized or painted; the smoother surface helps produce a cleaner finish.

Is this alloy good for heavy structural loads?
No, 6063 has relatively low strength compared with heat-treatable aluminum alloys, so choose a higher-strength alloy for heavy-load applications.