in Flowserve
Flowserve F819/829 Series Flanged Ball Valve

Full Bore Firesafe

Flowserve Worcester’s F819/829 provides a full bore product range from 2” to 8” independently approved to the requirements of BS5351. As part of BS5351 the valve has been witness fire tested to BS6755 Part2 making it ideal for use within the Petrochemical and allied industries.The valve has an ISO5211 mounting platform with a unique position indicator that remains in place during actuation to retain stem build integrity and show the true valve position. All sizes are also fitted with a stem nut locking clip.The valve also meets the requirements of TA-Luft and has a secondary stem seal of PTFE fitted below the firesafe graphite packing.

The 40R is A high performance actuator which combines reliability and long life and is based on the opposed double rack and pinion principle utilising piston support rods to minimise friction and wear between pistons and body bore.

There are twelve sizes of Norbro double acting or fail safe spring return pneumatic actuators providing a torque range of 11 to 4617 Nm (at an operating pressure of 5.5 bar). This enables efficient and therefore economical torque matching.

A wide range of ancillary equipment can be fitted to meet the most exacting customer requirements. This is an area where Flow Control Solutions Ltd and Worcester has considerable experience and we would be pleased to discuss any process problems. Since the mid-Sixties the Norbro name has been recognised as the leading quarter turn actuator for industry. As proof of this, Norbro pneumatic actuators can be found in a range of applications as diverse as the petrochemical industry, food and beverage, steel production, pharmaceuticals and plastics manufacturing