Manufactures of Mechanical, Structural and Galvanized Steel Tubing. Since its inception in 1937, United Tube Corporation has been the industry leader in the manufacture of mechanical, structural and galvanized welded steel tubing. Many of todays common processes, such as high frequency electric resistance welding, were pioneered by United Tube technicians. United Tube was instrumental in establishing the industry standards and tolerances for all mechanical welded steel tubing. Through the years, United Tube, has been the major supplier for the top service centers, tubing distributors and OEMs, across the United States and Canada. United Tubes experience and knowledge of tubing fabrication methods will be most helpful in your product design. http://www.unitedtube.com/ Phone 1-800-321-8823 Local 330-725-4196 Fax 330-723-2092 Contact http://www.unitedtube.com/contact.htm ERW tubing (electric resistance welded), As Rolled tubing, mechanical tubing, Structural tubing, United High Yield Tubing, HRP&O, CRCQ (Cold Roll Commercial Quality), Galvanized