WC6 WC9 C5 API598 Cast Steel Threaded Check Valve API 6D ANSI B16.34 BS 1868
Descrition:
Check Valve, also known as a one-way valve or Check Valves. Pipeline used to prevent reflux of a fluid valve. So pipeline fluid can only make one-way flow of fluid when the clock back, the flap valve can be shut down automatically to prevent backflow. According structure can be divided into two categories : elevating and spin-Kai (or a shake-flap). Former perpendicular to the valve flap valve passageway movements with Valve are generally designed as a cut-off valve and valve common. The latter is a flap valve around the sealing surface for rotating movement, resistance than elevating small, poor sealing performance.
Design and manufacture: API6D, ANSI B16.34, BS1868
Test and inspection: API598
Face to face: ANSI B16.10
Flanged end: ANSI B16.5, B16.47 SERIES A & SERIES B
Butt-welding end: ANSI B16.25
Other standards (DIN, BS, JIS) is also available upon request.
Specifications:
Size: DN50 - DN900
Pressure: Class150 - Class2500
Type: Bolted Cover, Swing Disc, Threaded or Welded seat ring
Material: WCB, WCC, WC6, WC9, C5, C12, CF8, CF8M, CF3, CF3M, CN7M, LCB, LCC, Duplex ss, Monel, Alloy 20, Cast iron etc.
Operation: Lever with counterweight(option).
Applications:
Water , neutral liquid , gas , oil , etc.
Competitive Advantage: meet various customer’s demand
