Our company adheres to the concept of innovation and development, invests heavily in technological innovation in road gully grating, Ductile Iron Water Pipe, Double Flanged Pipe, and has achieved rapid development in recent years. We believe that through our efforts, we will be able to bring new opportunities and a qualitative leap to the company. Sincerely look forward to serving you in the near future. We are actively enhancing our relationship with our customers, pursuing better products and creating new advantages in production costs. We will target the development trend of China and global industries, and always take technological innovation as the driving force for development.
Dual Plate Check Valve
Standard: BS5153, EN12334, API 609
Flange drilling is according to BS4504, DIN2501, and ANSI B16.1
Working pressure: 10bar/16bar/25bar
Testing pressure:
Shell: 15bar/24bar/37.5bar
Seal: 11bar/17.6bar/27.5bar
Material: Ductile iron GGG40/50 or Cast IronGG25
Disc: Ductile iron/Aluminum Bronze, Stainless steel
Stem: Stainless steel
Seat: EPDM/Viton
Coating: Internal and external with fusion bonded epoxy coating min250μm or Liquid Epoxy painting
Dual Plate Check Valve
Size | DN40 - DN1200mm |
Design Standard | API 609 |
End flange | EN1092 ,ANSI 125/150# ,DIN2501 |
Face to face | EN 558-1, BS5155 , ISO 5752 |
Top flange | ISO 5211 |
Body | Ductile iron,Stainless steel,WCB |
Disc | Ductile iron,CF8,CF8M,C95400,C95500 |
Stem | SS416,SS420,SS431,SS316 |
Seat | NBR,EPDM |
Suitale medium | Sewage, Sea water, Air, Foodstuff and Oil |
We always prioritize improving the quality of our Ductile Cast Iron Dual Plate Wafer Type Check Valve over quantitative growth, and everything is based on quality. We are in line with creating value with quality and winning trust with service. We sincerely welcome new and old customers to negotiate with us! In the practical application of products, our company has rich practical experience and scientific and technological strength, which can help customers quickly select suitable products.
Hot Tags: dual plate check valve, China dual plate check valve suppliers, manufacturers, shuttle check valve, stormwater manhole cover, liquid transfer check valve aluminum, gate valve 20 inch, water well check valve, recessed manhole cover 300 x 300











