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Non Return Valves

SWING TYPE CHECK:

  • Bolted cover
  • Design std:BS1868/ANSI B 16.34, Testing as per BS 6755 Part1
  • Face to face diamensionsas per ANSI B.16.10/BS 2080
  • Drilling as per ANSI B 16.5 RF serreted, BS 4504, BS 10 and other available drilling standards.
    • API 6D Design
    • Ring Joint Facing / Buttweld ends
    • Tilting Disc Design
    • Nace As Per Mr-01-75
    • Counter Weight / Lever, Dash pot Arrangement

    DUAL PLATE TYPE:

  • Design std:API 594,Testing Std.API 598
  • Less pressure drop across the valve
  • Retainerless design
  • Independent plate closing action
  • Increased seat life
  • Suitable to mount between ANSI/BS/DIN Flanges
  • Wafer type
  • Other Body Disc Material
  • Rubberlined Valves
  • Flanged Ends / Hub Ends / Lug Type Rtj Ends
  • Stellited Hard Face
  • Soft Seat-Rubber/Ptfe