Double Disc Non Return Valve.

Name :

(DN50-DN900)Double disc check butterfly valve / Wafer type butterfly Check valve/Double plates Non Return Valve .

Detailed Product Description:

With CE & ISO9000 certificate.

1).Size : DN50-DN1200

2).Pressure: PN10/16

3).Standards: BS/ DIN / ANSI / JIS/ ASE / ASD /  UNI

4).Various material can be offered .

body :Cast iron , Ductile iron , SS304 , SS316 .

Disc : Ductile iron ,SS304 , SS316  , Aluminium Bronze .

Seat : EPDM ,NBR , VITON .

Shaft : SS410 , SS416 .

Driving style : Lever , Gear box , Pneumatic apparatus, Actuator .

Application :

Check valve is used for preventing the back-gone of medium in pipelines and equipments , It will open and close automatically by the pressure of medium .

When the medium is back-going , valve disc will close automatically to avoid accidents.

 Features:

-Tightly sealed , without leakage under the water pressure testing .

-Economical ,light weight , compact design-significantly lighter and less expensive than comparable swing check valves.

-Easy to install and maintain.

Our factory was founded in 1993 , with 17 years hard working we have become one of the largest manufacturers in Tianjin ,China . Our brand is TST , we also can do Brand Production .Now we are butterfly valves supplier of Honeywell in Asia-pacific. all products with ISO and CE certificate .we have very strong technical ability and production capacity , from originally products design , to casting , machining and final product assembly , Our products have been sold to such countries and regions as Germany , France , Italy , Norway , Australia , Vietnam, India, America .pls rest assured the price and quality .

Waiting for your enquiries , we will quote you our best prices.

Hoping to be your reliable supplier in China .