Product Name: Wafer Type U Section Butterfly Valve

Wafer Type U Section Butterfly Valve

The Standard of wafer type U section butterfly valve:
  Design standard conform to: MSS SP-67, API609, EN593
  Connection flange conform to: DIN PN10/16/25, ANSI B16.1, BS4504, ISO PN10/16,
  JIS B2212/2213, BS 10 Table D, BS 10 Table E
  Top flange conform to: ISO 5211
  Face to face conform to: API609, ISO5752 series 20, BS5155
  Test standard conform to: API598

The Design characters of wafer type U section butterfly valve:
    1.Correcting holes are made on flange according to standard, easy correcting during the installation.
    2.Through-out bolt or one-side bolt used. Easy replacing and maintenance.
    3.Shaft and disc connected by pin, torque screw or non pin, to achieve the opening and closing.

The Performance of wafer type U section butterfly valve:
   Nominal Diameter:DN50-DN1200
   Nominal Pressure PN (MPa):1.0, 1.6, 2.0, 2.5
   Testing pressure (water) Ps (MPa)
        Body seat: 1.5 times rated pressure
        Seat test:  1.1 times rated pressure

Body material: cast iron/ductile iron/ SS304/SS316/WCB/AL-bronze
Disc material: Ductile iron plated nickel/SS304/SS316/SS316L/ WCB/Al-bronze/ Ductile iron coated EPDM/NBR/NYLON/ SS316+PTFE
Seal material: EPDM/ NBR/ PTFE/ VITON/ HYPALON/ SILICA GEL

Welcome you to contact us for more details.