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 |