Steven Levy Enterprises buys and sells new, unused, and used industrial surplus tube fittings and tube valves. Browse our inventory of tube fittings and tube valves available for purchase. Tube fittings connect runs of tubing (for in-line, offset, multi-port, and mounting configurations) to other tubing sections, pipe, hose, or other components. Systems are typically configured with straight sections connected by fittings. Tube valves are used to connect tubes together and control the flow and pressure of liquids, gases, and slurries within a system. Tell us what surplus tube fittings and tube valves you have for sale or call us at 713-910-4337.