Profile: United Valve provides factory authorized valve modifications and repair services to a broad spectrum of distributors. From X-ray radiography to CNC machining equipment, we are vertically integrated to handle virtually any type of valve service in-house. We are well equipped for pressure testing from the largest to the smallest valves. We also perform fugitive emission testing utilizing helium leak detectors and methane sniffers. We specialize in the modification of standard valves for use in cryogenic service. Advanced digital imaging equipment and software is also used to enhance our information gathering capabilities.