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71R3/71F3 Series Ball Valves

The 3-piece design is available for various schedule pipes. This type of construction is of swing-out design and easy inline maintenance. By removing body bolts & nuts the complete valve may be lifted out of the line or swing-out by keeping one bolt. 

The valve can easily swing out of the line providing complete entry and fast disassembly or maintenance. The swing away feature also maintain pipe alignment during inline maintenance. 

The 3-piece design offers the function of both valve as well as a union. It can be used in screw pipe ends, socket weld pipe ends, butt weld ends, extended butt weld pipe ends. These ball valves can be easily used for automation by using pneumatic and electric actuators.
Features
  • 3 -Piece swing -Out Design, Easy inline maintenance.
  • ISO 5211 mounting Pad.
  • Maintenance free live loaded double sealing stem packing ensures high cycle life and positive sealing.
  • Blow-Out Proof Design

Specifications

Valve Type

  • Floating design ball valve

Body Type

  • 3 pc

Seat Type

  • Soft/Metal

End Connection

  • Screwed, socket & butt weld ends

Size Range

  • 15NB to 50NB

Pressure Rating

  • Class 800

Seat Leakage

  • Class VI - soft seat
  • Class V -Metal seat

Conformity To Codes & Standards

  • General Design: BS EN ISO - 17292/ API-608/API-6D
  • Valve Inspection & Testing : EN 12266-1

Documentation

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