Forged valves
WINDMILL valve are available in three bonnet designs. The first design is the Bolted Bonnet,with male-female joint,spiral wound gasket,made in F304L/graphite,ring joint gasket are also available on request. The second design is the welded bonnet,with a threaded and seal welded joint. On request a full penetration strength welded joint is available. The third design is the pressure seal bonnet,with a threaded and pressure seal bonnet joint.
Globe valve Design Construction and Specifications
WINDMILL globe valves conform to API602,and ASME B 16.34
Each are tested according to API 598,and marking is per MSS SP-25
Construction is as follows
* Full Port or Conventional Port
* Outside Screw and Yoke(OS & Y)
* Two piece self-aligning packing gland
* Bolted bonnet with spiral wound gasket, threaded and seal welded bonnet or threaded and pressure seal bonnet
* Integral backseat
* Globe valve Loose solid disc
* Socket weld Ends to ASME B 16.11
* Screwed Ends (NPT) to ANSI/ASME B1.20.1
floating ball valve has better sealing and property than cast floating ball valve.Its better material property could make pipeline cut off or not with longer service. forged trunnion mounted trunnion ball valve have much better property than the casted specilized in high pressure.
