In the PMSS system, a resilient material is inserted into the metal seat holder to provide a soft seating action in addition to the metal to metal seating between the ball and the seat rings. The flexible soft sealing in the seating rings is first effective at low pressure ranges.
Metal Seated Floating Ball Valve, High Temperature, Abrasive Application, Seat: Ni-Cr Alloy, Stellite, WC, Design: BS5351 and EN ISO 17292, API 6D, Metal Seated Floating Ball Valve Manufacturers in China.
Large Bore Ball Valves, Class 150-2500, Flanged or Welding Ends, Serving Natural Gas, Oil, Water etc. Large Bore Ball Valve Manufacturers in China.
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