● Large air intake. Full diameter, full diameter and large flow passage.
● Rapid opening. A light spring is used, and the spring force is only used to support the weight of the disc.
● Low pressure sealing performance is good. The sealing structure of the combination of soft and hard sealing, no matter how low the medium pressure, there will be no water leakage.
● It has good effect to prevent water hammer from breaking off. It can be combined with the micro exhaust valve to form an air injection micro exhaust valve to prevent the production of bridging water hammer.
● The structure is simple and reliable. The structure of free disc type has few internal components, reliable structure and few faults.
● Anti frost cracking. It is especially suitable for use in northern cold areas.
● Online detection is convenient. With detection mechanism, it can easily judge whether the valve is faulty.
Parts | Material |
Body、bonnet、gland | DI QT450-10、WCB |
disc | Stainless steel |
Seal ring | EPDM |
Spring | Stainless steel |
Micro exhaust valve | Component |
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