These severe-service valves come in 12,000 configurations
Clampseal forged globe-stop, check and stop-check valves (photo) are U.S.-made and are available in sizes from 0.5 to 4 in., through ASME 4500 Class. A variety of connections, including socket-weld, butt-weld, threaded, clamp-connector, and flanged-end options, are available. Materials include carbon steel SA 105, low-alloy SA 182-F22 and F91, stainless steel SA 182-F316, and SA 182-F347. The valves conform to ASME B16.34, and they feature a pressure-seal bonnet, quick-replacement packing chamber, and a single-piece gland with and integral gland wrenchfor easy maintenance. Addtional options include fire-safe and cryogenic valves and actuated valve packages. — Conval, Inc., Somers, Conn.