China wholesale Gate Valve For Oil Pipeline - Drain valve for steam-water system – Convista

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We usually continually offer you the most conscientious consumer services, along with the widest variety of designs and styles with finest materials. These initiatives include the availability of customized designs with speed and dispatch for Waste Water Valve, Pressure Reducing Valve For Soot Blowing Reducing Station, Three Way Ball Valve, We Sincerely welcome customers from all over the world to visit us, with our multifaceted cooperation and work together to develop new markets, create win-win brilliant future.

China wholesale Gate Valve For Oil Pipeline - Drain valve for steam-water system – Convista Detail:

Detail

Type	Drain Valve
Model	PJ661Y-500(I) V, PJ661Y-630 V, PJ661Y-P54290(I) V, PJ661Y-P61310 V
Nominal Diameter	DN 40-100

The product is used for steam-water system of boiler or steam turbine of thermal power supercritical (ultra-supercritical) unit.

Advantages

The valve body adopts overall forged structure.
Sealing type of the valve body and bonnet adopts pressure self-sealing structure.
Sealing surface of the valve seat has Stellite 6 alloy build-up welding.
Sealing surface of the valve disc has Stellite 12 alloy build-up welding.
With curb (or annular pressure reducing groove) at its front, the sealing surface can prevent particle and impurity in pipes from crushing the sealing surface upon valve closing.
The sealing part adopts two-step throttle element pressure reducing structure and medium pressure reduces step by step to prevent cavitation and scouring from damaging the sealing surface.

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