Dual Plate Check Valve
Standard: BS 5153, EN 12334, API 609
Flange drilling is according to BS 4504, DIN 2501, and ANSI B16.1
Working pressure: 10 bar, 16 bar, 25 bar
Testing pressure:
Shell: 15 bar, 24 bar, 37.5 bar
Seal: 11 bar, 17.6 bar, 27.5 bar
Material: Ductile iron GGG40, GGG50 or Cast Iron GG25
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