Quick Closed Non Slam Check Valve With Anti Water Hammer Function

Brand Name:AFC OEM
Certification:WRAS, NSF61/372
Model Number:NSCV
Minimum Order Quantity:1
Delivery Time:45-60 days
Payment Terms:L/C, T/T
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Location: Suzhou Jiangsu China
Address: B5 Chao Yang Factory, Caohu Industrial Park, Xiangcheng Economic Development Zone, Suzhou, Jiangsu Province P.R.C
Supplier`s last login times: within 27 hours
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Product Details

Quick Close Non Slam Check Valve With Anti Water Hammer Function


Description:


Non Slam Check Valve is usually used as a protection device against reversed flow when power failure in areas where noise pollution or water hammering is a critical issue. It can provide not only quiet performance but also low head loss.


Size:DN50-1000MM


Pressure Rating:PN10,PN16,PN25


Features:


·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.
·One of the lowest head loss check valve, big save in pumping power cost, valve disc with shorter stroker and spring reverse faster than most of check valve.
·Coated with powder epoxy both inside & outside for corrosion resistance.
·Bronze bushing reduce wearing problem during operation.
·Hydrodynamic design with spring ensures non slamming and water hammerless.
·Stainless steel spring hidden in the diffuser under protection while valve in operation.
·Disc will positively close before reverse flow, and maximize the closing speed up to 0.2 Sec.
· Installation can be vertical/horizontal/inclined.
·Comply with EN 558-1, ISO 5752 and EN 1092-2, ISO 7005-2 flange dimension.


Technical Data:


SizeDN50-DN1000
Working Temperature- 10C- 80C
FlangeAISI B16.1 Or PN16
Flow MediaClean Water

Service Fields:


Mainly used for clean water, precleaned sewage water, Fire-fighting, Irrigation, Cooling and HVAC System.


Dimension:


DN50 - DN350



DN400 - DN600


No.Part NamesMaterialStandard
1BodyDuctile IronGJS500-7
2DiscDuctile Iron+RubberGJS500-7+EPDM/NBR
3SpringStainless SteelAISI304/316
4StemStainless SteelAISI420/304/316
5WasherPlastic/RubberNylon/EPDM
6NutStainless SteelAISI420/304
7BushingBronzeC61900
8DiffuserDuctile IronGJS500-7
9Set ScrewStainless SteelAISI304


China Quick Closed Non Slam Check Valve With Anti Water Hammer Function supplier

Quick Closed Non Slam Check Valve With Anti Water Hammer Function

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