Weld STL Tube 1004 3/4? - 3ft Acerp Soldable Tubo(Cuadra). Steelworks hot rolled steel square tubes are designed for general structural use Hot rolled steel is a good, general purpose, black weldable steel recommended for a variety of uses in welding, repairs, and fabrication Manufactured in the USA with low carbon steel Commonly used for general repairs, bracing, machinery and equipment repair The rough surface can be removed by grinding, sand blasting or acid-bath pickling Hot rolled steel can have paint, surface coatings and other finishes applied Item new Brand Retail Model from Retail Store. Inventory Location 7592