Double plate check valve wafer type
1. Products Name: DUAL PLATE CHECK VALVE WAFER TYPE
2. Working pressure: PN10/16/25
3. Tests: API598; DIN3230
4. Flange standard: DIN2501 PN10/PN16; BS4504 PN10/PN16;
BS10 TABLE"D"/"E" /JIS2220 10K/16K; ANSI125/150
5. Face to face: ANSI125/150; DIN3203 K3-1999
6. Applications: Water, industrial systems
7. Working temp: EPDM: -10° C~+120° C/NBR: -10° C~+80° C/VITON: -23° C~+150° C/
8. Medium: Fresh water, sea water, waste water, food stuff, steam, all kinds of oil, all kinds of acid and alkaline liquid etc
MATERIALS LIST| Body | Cast iron GG25 |
| Ductile Iron GGG40 |
| Stainless Steel CF8M/SS316 |
| Disc | Stainless Steel SS316/SS304 |
| AL Bronze |
| Carbon Steel |
| Seat Gasket | Rubber NBR/EPDM |
| Spring | Stainless Steel |
| Axle | Stainless Steel |
| Washer | TEFLON |
Size DN50-DN600 PN16/Class 125DongSheng check valves when compared with order traditional isolating valve such as swing check valve offer the following advantages:Low purchase cost
Compact design
Non-slam principle of operation
Light weight
Easy installation
Good flow characteristic and less pressure drop
Suitable for horizontal and vertical up flow
Connection:Wafer type
Nominal Diameter:DN50 (2") - DN600 (24")
Working Pressure:Up to 16 bars
Typical Applications:Heating air-conditioning pipe lines
High frequency lines
Fire extinguishing system
Vessel pipelines
Iron and steel industry
Mineral, oil industry
Wood working, pulp and paper industry
Textile industry
Water and condensate lines
Applicable fluids:
Water , warm water , sea water , air and weak acid
Factory Show
Product Package
Laizhou dongsheng valve co.,Ltd is a professional valve plant, is a collection of research and development, design, the manufacture, the sale of integrated specialized company. Our main products are series of check valves, including all kinds of single disc swing check valve, double disc swing check valve, flange and threaded ball check valve, flange and wafer silent check valve, stainless steel lift check valve, diaphragm valve, ball valve and butterfly valve etc.
We hold a set of scientific and strict management system, strong technical force, advanced processing equipment and reasonable technical progress, high technology and quality technicists and workers. We have 200 employees, and our factory area is 30000 square meter. We always hold "Do to the quality of survival, to the credibility of development.", so we produce every product carefully and treat every customer sincerely. Our products are used to open and close the pipeline of oil, chemical, water, gas and food etc. Our products are exported mainly to Europe, America, Africa, Southeast Asia, the Middle East and Russia etc. Our products are praised by foreign and domestic customers.
We own good quality certificated by ISO9001 and CE. Welcome friends from home and abroad to visit us. And we look forward to having a sincere and favorable cooperation with you.
