Houston Process and Design specializes in manufacturing a comprehensive range of closures in sizes spanning from 2″ to 72″. Our closures are meticulously crafted using a wide selection of ASME approved materials, including Carbon Steel, Stainless Steel (304, 304L, 316, 316L, Duplex, and Super Duplex), and other exotic materials as per our customers’ specifications.
HPD is dedicated to designing and producing a complete line of closures that adhere to international standards such as ASME Section VIII Division I and Division II. Furthermore, our closures are tailored with termination specifications that meet various industry codes like ASME B31.3, B31.4, B31.8, and many more.
Our closures can be specifically designed for both horizontal and vertical applications, and they can be equipped with an array of accessories such as sight glasses, nozzles, drains, gauges, open/close automation, and safety interlocks. We offer connection types that include full and reduced access, as well as mitred designs for inclined or declined vessels.