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Butterfly Valve


Technical Information
  • Design and manufacture: BS 5155 / IS:13095 / MSS SP-67
  • Inspection & Test :BS 6755/API 598
  • Face-to-Face: Short Wafer or Wafer Lugged as per ISO 5752 Tab 5 & API 609 Category A.
  • Size & Pressure :2"~20", 150# PN6/10/16, BS 10 T D & E, IS 6392
  • Materials of main parts: Cast Iron/Cast Steel, Cast Stainless Steel
  • Body Lining: Nitrile/EPDM/Neoprene/Viton
Design Features
  • Unique triple sealing system for shaft sealing to prevent external particles entering stem bore
  • Seat liner extends to the contact faces to ensure perfect sealing, eliminating the use of flange gaskets
  • The thin profiled spherically machined hand polished disc provides a very high Cv and greater pressure recovery plus superior resistance to abrasion and erosion
  • Fully universal body design ensures fitment of valve between companion flanges of all popular standards(ANSI, BS, DIN, JIS, IS etc)