Original Factory Threaded Steel Pipe - Square tube – Wenyue

Square Steel Tube is a welded structural grade tubing that is available in either type A513 or A500 Grade B, depending on it’s size and wall thickness. Either grade is ideal for all structural applications, general fabrication, manufacturing and repairs. Steel Square Tube is widely used in industrial maintenance, agricultural implements, transportation equipment, truck beds, trailers, frames, etc. It’s box-shape configuration allows for much greater strength and rigidity compared to angles or channels. This steel shape is easy to weld, cut, form and machine with the proper equipment and knowledge. Metals Depot stocks hundreds of sizes of square tube at wholesale prices in ready to ship precut and mill lengths or you can order just what you need custom Cut to Size in any quantity.

Square Tube is widely used in frame work and, depending upon the metal, for a broad range of other purposes. Aluminum and steel square tube is easy to weld, cut, and machine, with stainless steel square tube having easy welding and moderate cutting, forming, and machinability. Square tube is available in many stock lengths ranging from 2 feet to 24 feet, or custom cut to size with no minimum purchase required.

Square tubes are formed from coils and then ran through a series of dies. They are are welded from the inside to form their shape. Square tubes are generally used for maintenance and structural purposes. Some examples of applications would be building construction, railings, and sign posts. They are measured by their outside dimensions and their wall thickness.

Square Tube is commonly available in Aluminum, Stainless Steel, Hot Rolled Steel and Cold Rolled Steel. It can be purchased online and at any Metal Supermarkets location. It can be cut to your exact specifications.

Click on a metal type below to see standard grades and sizes.