Available in size 2" through 24"
Only fully elastomer lined check valve available.
Buble-tight shut off from 25 to 150 psi.Lower minimum pressure available elastomers;
Wide range of available elastomers;
Buna-N or EPDM standard.
Check valves compatible with ANSI B16.1 CLASS 125(iron) or B16.5 CLASS 150(steel) flange.
2"-12"compatible with PN10 PN16 and universal flange.
Use of dual springs distributes the load force evenly across each plate,resulting in quick response to flow reversal.
Check valve is used for preventing the back-gone of medium in pipelines and equipments.It will open and close automantically by the pressure of medium.
When the medium is back-going,valve disc will close automatically to avoid accidents.
Features:
1)Tightly sealed,without leakage under the water pressure testing.
2)Economical ,light weight,compact design -significantly lighter and less expensive than comparable swing check valves.
3)Easy to install and maintain.