Pilot Operated Check Eccentric Globe Valve

  • 产品详情
Brand: Yibiao valve    Product Model: HQ740H

Product introduction

Liquid-controlled check eccentric semi-ball valve is mainly installed in the inlet of hydropower station turbine, used as turbine inlet valve; or installed in water conservancy, electric power, water supply and drainage and other types of pump station pump outlet, to replace the check valve and gate valve. When working, the valve cooperates with the pipeline host, according to the principle of hydraulic transition process, through the effective setting of electro-hydraulic control program, realizes the reliable cut-off of pipeline, effectively eliminates the water hammer of pipeline, and realizes the automatic shut-off of the valve without electricity, which plays the role of protecting the safety of pipeline system.


Component Material



Part Name

materials

Valve body, spool

Ductile iron QT450-10, cast steel WCB

Spool

Stainless Steel 20Cr13

Dome

Stainless Steel 20Cr13

Valve seat

Stainless steel 304

Seals

EPDM (ethylene propylene diene rubber)

0-ring

Nitrile rubber NBR

Bolts and other fasteners

Stainless steel A2-70 or carbon steel galvanized