Butterfly Check Valve with Heavy Hammer

Butterfly check valve are widely used in water, waste water and sea water. According to the medium and temperature, we can choose different material. Such as CI, DI, WCB, SS304, SS316, 2205, 2507, Bronze, Aluminium. The micro-resistance slow-closing check valve not only prevents the back flow of media, but also effectively limits destructive water hammer and ensures the safety of pipeline use.


  • Size: DN300-DN1400
  • Pressure Rating: PN6,PN10, PN16, CL150
  • Face to Face STD: API609, BS5155, DIN3202, ISO5752
  • Connection STD: PN6, PN10, PN16, DIN 2501 PN6/10/16, BS5155
  • Product Detail

    Products Details

    Size & Pressure Rating & Standard
    Size DN300-DN1400
    Pressure Rating PN6, PN10, PN16, CL150
    Face to Face STD API609, BS5155, DIN3202, ISO5752
    Connection STD PN6, PN10, PN16, DIN2501 PN6/10/16, BS5155
    Upper Flange STD ISO 5211
    Material
    Body Cast Iron(GG25), Ductile Iron(GGG40/50), Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2205/2507), Bronze, Aluminium Alloy.
    Disc DI+Ni, Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2205/2507), Bronze
    Stem/Shaft SS416, SS431, SS304, SS316, Duplex Stainless Steel, Monel
    Seat NBR, EPDM/REPDM, PTFE/RPTFE, Viton, Neoprene, Hypalon, Silicon, PFA

    Product Display

    Product-Display

    Butterfly Check Valve Advantage

    BUTTERFLY SLOW CLOSING TILTING DISC CHECK VALVE 

    This butterfly non-slam check valve , It can be used in the drainage pipes of clear water, sewage, seawater and other media, which can not only prevent the backflow of the medium, but also effectively limit the destructive water hammer and ensure the safety of the pipeline. The micro-resistance slow-closing butterfly check valve has the advantages of novel structure, small size, light weight, small fluid resistance, reliable sealing, stable opening and closing, wear resistance, long service life, oil pressure and slow closing are not affected by the medium. Good energy-saving effect and so on. These series micro-resistance slow-closing butterfly check valve has been widely used in major industries, urban construction and other industries, and the response is good.

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