Vertical Swing Check Valve

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How can the PPR pipe be connected to the check valve?
The check valve belongs to an automatic valve, whose main function is to prevent the backflow of medium, prevent the reverse of pump and drive motor, and release the container medium.
What are the specifications of the DN200 check valve?
DN200, this is the standard! "DN" means the caliber?!
An introduction to the check valve
The check valve, also known as reverse flow valve, check valve, back pressure valve, one-way valve. This kind of valve is automatically opened and closed by the force produced by the flow of the medium of the pipeline itself. It belongs to an automatic valve.
What is the difference in price between the check valve HH48X-10C and the HH49X-10C?
Since this model has exceeded the standard requirements, so there is no uniform manufacturers. There are dozen HH49X, there are also playing HH48X, HH49X, in fact, are the same kind of valve.
What is the function of the check valve?
To prevent water flow is generally in the lower position, to prevent the above valve is not closed, the water back into the flow
Check valve authentication information
If you need surface processing, please contact the manufacturer.ISO 9001-2008Check-All valve company has ISO9001-2008 certification. Our certificate number is: FM 40858, which was issued by the British Standards Institute (BSI). The certificate indicates that the design, manufacture and distribution of all Check-All products comply with the requirements of ISO-9001-2008. This also means that when you order the Check-All valve, you will be assured of a high quality check valve on time.NACE Compliance certification of the American Society of corrosion protection engineersMany Check-All valve products comply with NACE MR0175/ISO 15156 and NACE MR0103. Contact manufacturers can get.
Check valve is 150, why not put 150 of the smoke pipe?
DN150 check valve, it is possible that the internal path is less than the required value of 5mm-10mm. Therefore, the 150 outer diameter of the smoke pipe is not up.
Pump adapter need check valve?
Multifunctional pump combination device usually comes with safety valves and check valves, usually in the flange pipe interface or who is interface settings simple check valve, safety valve is white, but does not apply to the north, the northern cold, need to separate the pipes below plus a check valve, a higher temperature of the South may be suitable for direct use of non frozen.