The A&P range of pressure seal parallel slide gate valves are designed to ASME B16.34 1690, 2850 and 4500 class. The small bore forged steel size range is " to 4" NB in materials ASTM A105 and A182 Gr. F22 / F91. The valve range is a true pressure seal design and has seats, discs and backseat hard faced with stellite 6 or satellite 12 and butt weld ends to ASME B 16.5 standard schedules. The range can be fitted with locking systems, bevel gearboxes, electric actuation and equalising devices.





The larger bore range of CAST steel high pressure parallel slide valves are:-



  ASME class 1000, size range, from 5" NPS to 24" NPS

  ASME class 1690, size range from 5" NPS to 24" NPS

  ASME class 2850, size range, from 5" NPS to 24" NPS



Valves are supplied to ASME B16.25 BWE schedules or customer requirements. Materials ASTM A216 Gr. WCB and ASTM A217 Gr. WC6, WC9 & C12A



Valves can be fitted with by-pass and equalising devices. And can be hand-wheel, gearbox and electrical or pneumatic actuated operation.





Valve Specification Details



  ASME B16.34 compliant

  Flanged or butt-weld ends

  Hardfaced seats, discs and backseat as standard

  Open / close indication as standard

  Castings to ASTM E446 level 3

  Available in a wide range of materials and trim options

  Available in pressure classes 1000 - 4500

  Pressure sealed bonnet across full range

  Forged body up to 4" size





Optional Features



  Option for actuator (pneumatic, electric)

Bevel gear where non standard

Extension shafts for remote operation

By-pass and drain connections

VEE Port seat for flow control.