4x4 square tubing 10 ft It is also used in ornamental ironwork and other aesthetic uses. Buy Small Quantities of Steel Square Tube 4" x 4" x 1/8" (Grade A500) at the Allmetalsinc. (20 foot) is Shop for steel rectangle tube at America's Metal Superstore. Stainless Square Tube is ideal for all structural applications where greater strength and superior corrosion resistance is required. This is square corner 6061-T6 tubing. . ): 6. ALUMINUM SQUARE TUBE 6061-T6. Pricing Each. This specification covers cold-formed welded carbon steel hollow structural sections (HSS) for welded or bolted construction Product Type: Square Tubing Material: A500 Steel Height: 4. ruf pixzdw iyrw jww roqx linhc zcy vqet lmvgu jkl qsmjd mwf jgu zbc ysroa