Topside, subsea-applicable ball valves data

Series MST metal-seated trunnion ball valves are presented in this free datasheet for severe service topside 

and subsea applications.
The 2 through 8 in. designs are rated ANSI 1500 and 2500; API Class 5000 and 10000. They are shown and described to comprise tungsten carbide overlay on ball/seat mating surfaces, lapped to each other for outstanding seal. Other features emphasized include capture elastomer face seals on all external connections as well as blowoutproof stem and retainers. Double-block-and-bleed design is featured for testing seat integrity.
Models are subjected to Score’s “Flow Testing in Abrasive Duty” test which is explained in the datasheet.
Piper Valve Systems
1020 East Grand Boulevard, Oklahoma City OK 73129



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