Brass Check Valve with heavy weight type; Brass Vertical Check valve F/F without stainless steel strainer with Plastic Core or Brass Core; 1/2\\\" 3/4\\\" 1\\\" 11/4\\\" 11/2\\\" 2\\\" 21/2\\\" 3\\\" 4\\\".

1). Valve is used for preventing the back-going of medium in pipelines and equipments, and the pressure of medium will bring the result of opening and closing automatically.When the medium is back-going, valve disc will automaticaly closed to avoid accidents.

2). Working Temp: 100; Working Pressure: PN10 or PN16; Suitable Media: Water,Steam,Oil ect. Bolted cover,Two-piece or three-piece Body,ficde Ball Full or Reduced bore, Blowout Proof Stem Fire safe and Anti static; Dual seat with injection and darin& outlet.