Galvanized tube is generally rectangular or square steel pipe coated with a layer of zinc to prevent rust and corrosion. It's commonly used in construction for its durability, strength-to-weight ratio, and affordability.
Tube  - 16GA - 2" x 2" -  Bare SteelTube  - 16GA - 2" x 2" -  Bare Steel

Tube - 16GA - 2" x 2" - Bare Steel

$38.41
Tube  - 11GA - 4" x 4" -  Bare SteelTube  - 11GA - 4" x 4" -  Bare Steel

Tube - 11GA - 4" x 4" - Bare Steel

$166.99
Tube  - 14GA - 3" x 3" -  Galvanized Steel

Tube - 14GA - 3" x 3" - Galvanized Steel

$216.76
Tube  - 16GA - 1" x 1" -  Bare SteelTube  - 16GA - 1" x 1" -  Bare Steel

Tube - 16GA - 1" x 1" - Bare Steel

$18.73
Tube  - 14GA - 3" x 3" -  Bare SteelTube  - 14GA - 3" x 3" -  Bare Steel

Tube - 14GA - 3" x 3" - Bare Steel

$88.89
Tube  - 14GA - 2" x 2" -  Galvanized Steel

Tube - 14GA - 2" x 2" - Galvanized Steel

$149.99
Tube  - 16GA - 1-1/2" x 1-1/2" -  Bare SteelTube  - 16GA - 1-1/2" x 1-1/2" -  Bare Steel

Tube - 16GA - 1-1/2" x 1-1/2" - Bare Steel

$28.49
Tube  - 16GA - 3/4" x 3/4" -  Bare SteelTube  - 16GA - 3/4" x 3/4" -  Bare Steel

Tube - 16GA - 3/4" x 3/4" - Bare Steel

$13.57
Tube  - 16GA - 1-1/2" x 1-1/2" -  Galvanized Steel

Tube - 16GA - 1-1/2" x 1-1/2" - Galvanized Steel

$82.67
Tube  - 16GA - 1" x 2" -  Bare SteelTube  - 16GA - 1" x 2" -  Bare Steel

Tube - 16GA - 1" x 2" - Bare Steel

$28.49
Tube  - 14GA - 4" x 4" -  Galvanized Steel

Tube - 14GA - 4" x 4" - Galvanized Steel

$269.49
Tube  - 11GA - 4" x 4" -  Galvanized Steel

Tube - 11GA - 4" x 4" - Galvanized Steel

$461.33
Tube  - 16GA - 1" x 2" -  Galvanized Steel

Tube - 16GA - 1" x 2" - Galvanized Steel

$90.67
Tube  - 16GA - 2" x 2" -  Galvanized Steel

Tube - 16GA - 2" x 2" - Galvanized Steel

$97.14
Tube  - 16GA - 1-1/4" x 1-1/4" -  Galvanized Steel

Tube - 16GA - 1-1/4" x 1-1/4" - Galvanized Steel

$62.86
Tube  - 16GA - 1" x 1" -  Galvanized Steel

Tube - 16GA - 1" x 1" - Galvanized Steel

$55.24