Factory Free sample Automatic Air Vent Valve - Drain valve for steam-water system – Convista
Factory Free sample Automatic Air Vent Valve - Drain valve for steam-water system – Convista 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.
- 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.
Product detail pictures:

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With a positive and progressive attitude to customer's interest, our enterprise continually improves our products excellent to meet the wants of customers and further focuses on safety, reliability, environmental requirements, and innovation of Factory Free sample Automatic Air Vent Valve - Drain valve for steam-water system – Convista, The product will supply to all over the world, such as: Croatia, Iran, Tunisia, We provide good quality but unbeatable low price and the best service. Welcome to post your samples and color ring to us .We will produce the goods according to your request. If you are interested in any products we offer, please feel free to contact us directly by mail, fax, telephone or internet. We are here to answer your questions from Monday to Saturday and looking forward to cooperating with you.
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