Nozzle Check Valve With Anti Water Hammer And Backflow Prevention Function

Nozzle Check Valve with anti water hammer and low Head Loss function

Description:

Non Slam Check Valve is usually installed as protection against reverse flow when power failure in areas where noise pollution or water hammering is a critical issue. It has two outstanding features: anti water hammer and low head Loss. The faster closing function can decrease the reverse speed of water to minimize water hammer.

Features:

· Extremely short stroke can help quick closely

· Diffuser design- lowest head loss and streamline flow

· Spring hidden on back side of disc prevent clogging

· Bronze bearing extends long life service

· Disc will positively close before reverse flow, and maximize the closing speed up to 0.2 Sec.

· High strength ductile iron body used for durability and less weight.
· Advanced dynamic design of single body with diffuser provides streamline flow and assures lower head loss.
· Stainless steel spring hidden in the diffuser under protection while valve in operation.
· Comply with EN 558-1, ISO 5752 and EN 1092-2, ISO 7005-2 flange dimension.

· No leakage of rubber disc seat.

· Installation can be vertical/horizontal/inclined operated.

Technical Data:

Dimension:

DN50 - DN350

DN400 - DN600

Materials:

DN50-DN350