Non Return Tap Half Round Check Valve Factory Ov25 Backflow Preventor

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Min Order 2000 Pieces
Availability In Stock
Shipping From Zhejiang, China
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Ningbo XHnotion Pneumatic Technology Co., Ltd.

VIP   Audited Supplier 18 years
Profile Certified by SGS/BV
OV25
Actal
Cartridge
Tubular
Low Pressure
Only Allows Water to Flow in One Direction and Pre
Seals
Reversing
ANSI
Household Usage
8mm-50mm
EPDM
Ss304
Drinking Water, Air
XHnotion or no logo
Plastic Bag
ROHS, REACH, CE, ACS, FDA
China
8481804090
Product Description

 



Specifications

MaterialAcetal housing, core, cover; EPDM O-Ring; SS304 Spring
Mediumwater, air
Size8mm to 50mm 
Cracking Pressure0.25Psi
Max Pressure230 Psi
Max temperature100 C (212F)
Production Capacity 1,000,000 pcs each month
Packing Details Poly bag, out carton and pallet. 
Payment TermT/T, PAYPAL, WESTERN UNION
Delivery Time3-20 days after confirming the order
Minium Order Quantity 2000 pcs
CertificateROHS, ACS, FDA, REACH


Cartridge Check Valves

Cartridge check valves (also called non-return valves) are designed for simple installation and offer outstanding performance inside mating housing. They are valves which only allows water to flow in one direction and prevents backflow.

XHnotion cartridge check valves are not only for water, also for air now. Applications include faucets, showers, valves and heating systems for residential or commercial installations, as well as pumps,

All the models are 100% tested during production for drip tight operation. Maximum temperature and pressure rating is for most models 200F(90C)/230psi. The average cracking (opening) pressure of most valves is between 0.25and 0.33 of a psi.
 

Working Principles
 
In static conditions (no flow)
The check valve is normally closed. The spring tension forces the plunger into its
seat keeping the check valve closed.

In dynamic conditions (flow)
The water pressure exceeds the spring tension. The plunger is lifted off its seat
allowing water to flow through the valve.

In backflow conditions (reversed flow)
If the pressure downstream of the valve increases (back pressure conditions) or if
the system pressure upstream of the valve decreases (backsiphonage conditions)
causing the flow to reverse direction, the spring-loaded plunger closes and
prevents backflow.


Features and Benefits
 
Zero leak at low and high pressure and temperature.
Generous flow structure promise the lowest headloss.
Compact, easy installation, 8mm-50mm diameter to meet all the system.
No thread connection to avoid potential leakage

 






 WHY CHOOSE US?
 

1)XHnotion offer one stop solution. Over 5000 items for you to save efforts and costs.
 
2)We have molds workshop, die-casting workshop, CNC workshop, plastic injection workshop to make sure each part exactly as the drawing and good function.
 
3) We will answer within 24 hours.
 
4) Whatever quantity you are requesting, we always offer you the best quality.
 
5)3D drawing, cad drawing service for custom fittings, hose, valve, cylinder
 
Our Factory                                                                                 Our Workshop   



 
Our Package                                                                                Our Warehouse

  XHnotion, is a leading manufacturer of pneumatic components and flow valve in China. Our products include below item 
pneumatic fittings, plastic, brass, stainless steel push in fittings pneumatic quick coupling, air tool kits, air blow gun pneumatic muffler,
silencer, filter air hose- PU tubes, nylon tube, PE tube, PTFE tubes, etc
  Solenoid control valve for water, air, diesel, oil, air cylinder, air preparation, pneumatic directional valve modular hose, water push in fitting.     


Exhibition 
                                                                                          2015
                                                                        PTC EXPO IN SHANGHA

 

 

                                                                                        2016
                                                              AIR-TECH EXPO IN BIRMINGHAM



                                                                                    2017
                                                                AAPEX EXPO IN LAS VEGAS



FAQ
 
Packing
Transparent plastic bag + neutral carton + neutral box + pallet
Custom packaging are available, XHnotion brand packaging are available
 
Shipping :
Export port: Ningbo or Shanghai, China
Shipping way: by sea, by air, by courier
Delivery time 3 days to 30 days depends on actual orders.
 
Payment Terms
We accept T/T, L/C, Paypal, western union,etc.
 
Samples Policy
For regular item1 piece, free samples against your courier account or you pick up from us.
For custom items, we will discuss by email.
 
Return Policy: 
We assure you 1 year policy after shipment. If there is any problem during this period, please contact us for support.
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