The vitality of our company's market competition lies in the innovation of our manhole casting, concentric butterfly valve, Universal Coupling Price. We take high quality, high efficiency and high benefit as the standard to evaluate the effectiveness of our own management system. We will continue to rely on the network platform, increase investment, and continue to grow and develop! Our mission is to adhere to the people-oriented, system management and professional services, committed to the value of the enterprise and the value of employees. Our business philosophy is to create value, respect human nature, continuous improvement, innovative 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 |
Our company will keep the aim of seeking progress with science and technology and develop better and better Stainless Steel Dual Plate Wafer Check Valve to meet the needs of customers. Our company firmly believes that quality and reputation are the lifeblood of an enterprise, and the trust and satisfaction of users is our sense of accomplishment. Innovation and transformation is the fundamental driving force for the development of the group company; to deal with risks is to seize favorable opportunities, prevent, evade, bear, and resolve unfavorable factors; continuous improvement is the starting point for the group company to improve its services, uphold improvement and solidly take every step to ensure stability .
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