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Duplex Butterfly Valves

Duplex Butterfly Valves
PARTS MATERIAL 1 Gasket PTFE 2 Split ring A182 F51 3 Stem A182 F51 4 Screw A182 F51 5 Seat PTFE/RPTFE 6 Disc A890 4A 7 Pin A182 F51 8 Seat retainer A890 4A 9 Body A890 ...

Control Butterfly Valves

Control Butterfly Valves
part more reliable. Spring-loaded to compensate seal automatically The belleville spring is used to load the connecting bolt of gland flange to prevent an abnormal change of pressure and temperature ...

Control Ball Valves

Control Ball Valves
Weidouli Control Ball Valves contain an On-off control ball valve(O type ball design) and a Control Segment ball valve(V type ball design). The on-off control ball valve is evolved from plug valve, ...

Check Valves

Check Valves
Check valve is a valve referred to the opening and closing parts for the circular disc and by its own weight and medium pressure to block the media flow back. It belongs to automatic valve class, ...
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