LOW PRESSURE PARALLEL SLIDE VALVE

The A&P range of low pressure bolted bonnet parallel slide gate valves are designed to ASME B16.34 for service on combined heat and power plants and chemical recovery boilers as well as oil, gas and coal fired conventional power generating plants. These products are also available in ASTM A217 WC6 and WC9 materials, and in low-temperature, carbon-alloy and stainless steel materials. Valve seats, discs, and backseat are hard faced with stellite as standard and gearbox and actuation, by pass, equalizing and drain connections can be fitted as required The small bore range of forged steel parallel slide gate valves for use as drain valves, by-pass valves and equalising devices are supplied in materials A105 and F22



ASME class 800 sizes range from ½" NB through to 2" NB.



The larger bore range of cast steel low pressure parallel slide valves for:-



  ASME class 150, size range, from 2"NB to 36"NB

  ASME class 300, size range from 2"NB to 24"NB

  ASME class 600, size range, from 2"NB to 24"NB

  Valves can be supplied in flanged or BWE design



Materials ASTM A216 Gr. WCB and ASTM A217 Gr. WC6 & WC9

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, BS EN 1984 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 150 - 600


Optional Features



  Option for actuator (pneumatic, electric)

  Bevel gear where non standard

  Extension shafts for remote operation

  By-pass and drain connections