China Factory for Butterfly Check Valve - microresistance slow closing flange check Valve with counterweight – Jinbin Valve
China Factory for Butterfly Check Valve - microresistance slow closing flange check Valve with counterweight – Jinbin Valve Detail:
Flange Check Valve with counterweight
For BS 4504 BS EN1092-2 PN10 / PN16/ PN25 flange mounting.
Face-to-Face dimension conforms to ISO 5752 / BS EN558.
Epoxy fusion coating.
Working Pressure |
PN10 / PN16 / PN25 |
Testing Pressure |
Shell: 1.5 times rated pressure, Seat: 1.1 times rated pressure. |
Working Temperature |
-10°C to 80°C (NBR) -10°C to 120°C (EPDM) |
Suitable Media |
Water, sewage etc. |
Shell and seal tests for each valve is done and recorded before package to make sure the product quality. The test media is water in room conditions.
Part |
Material |
Body |
Ductile Iron/Carbon steel |
Disc |
Ductile Iron / Stainless Steel |
Spring |
Stainless Steel |
Shaft |
Stainless Steel |
Seat Ring |
NBR / EPDM |
Cylinder/Piston |
Stainless steel |
If need the drawing details, please feel free to contact.
This check valve is used for preventing the back-going of medium in pipelines and equipments, and the pressure of medium will bring the result of opening and closing automatically.When the medium is back-going, valve disc will automaticaly closed to avoid accidents.
Product detail pictures:

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Our workforce through professional training. Skilled professional knowledge, solid sense of service, to fulfill the services demands of consumers for China Factory for Butterfly Check Valve - microresistance slow closing flange check Valve with counterweight – Jinbin Valve , The product will supply to all over the world, such as: Nicaragua, Afghanistan, Morocco, we have complete material production line, assembling line , quality control system, and the most importantly, we have many patents technology and experienced technical&production team, professional sales service team. With all those advantages, we are going to create"the reputable international brand of nylon monofilaments", and spreading our products to every corner of the world. We are keep moving and try our best to serve our customers.

The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
