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Sempell Nuclear Model HKS High Pressure Check Valve

High pressure forged swing check valves designed to prevent flow reversal in severe applications at nuclear power plants

Caratteristiche principali

  • High quality forged materials to guarantee pressure envelope integrity, all in conformity with ASME and DIN standards, alternative of cast available on request
  • Designed to comply with ASME B16.34 and/or against nuclear design specifications and codes
  • Bolted bonnet design as a standard, high pressure self-sealing design as an option
  • Easy in-line service
  • No penetration of hinge pin to outside
  • Forged disc/seat
  • Seat surfaces are lapped mirror finish and can be relapped
  • Stellited seat/disc for carbon steel designs lapped to mirror finish
  • Supplied as swing check configuration
  • The inside shape design of the body results in favorable flow characteristics
  • Retaining ring assembly - all moving parts are attached to the ring and can be removed easily for service
  • No penetration of shaft duct to outside eliminates shaft seal leakages