3" x 4" x 3/16" (0.188") Rectangle Steel Tubing — Select Length

3" x 4" x 3/16" Rectangle Steel Tubing

American-made 3" x 4" rectangle carbon steel tubing with a 3/16" (0.188") wall. Cut to your ordered length for welding, fabrication, trailers, equipment, frames, farm projects, repairs, and general metalworking applications.

Product Details

Size: 3" x 4"

Wall Thickness: 3/16" (0.188")

Material: A500 Grade B Carbon Steel

Finish: Raw Steel

Cut: Saw Cut

Cut Length Tolerance: Approximately ±1/8"

Country of Origin: USA

Available Lengths

Choose the length needed for your project. All lengths are listed in inches unless otherwise specified in feet.

Common Uses

Ideal for welding, fabrication, trailer projects, equipment, frames, farm repairs, supports, and custom metalworking projects.

Shipping

Standard orders ship in 1–5 business days. Nationwide shipping available.