Products

Lug Check Valve

Lug Check Valve

Dual-plate check valve

Structural Features:

  1. Dual-plate check valve adopt half semicircular disk, rotate around the shaft of the valve seat channel, since the valve’s port is the flow line, flow resistance is small, suitable for low velocity and flow does not change often large diameter occasions, but not suitable for pulsating flow.
  2. Simple structure with well sealed.
  3. Easy to install, easy to replace the valve at any time.

Technical Specifications:

  1. Connection End:  Flanged: ASME B16.5、ASME B16.47;    Butt-welding ASME B16.25
  2. Face-to-Face:API 594  ASME B16.10  API 6D
  3. Design Standard: API 594  API 6D
  4. Test and inspection: API 598  API 6D

Product information:

Connection ends: Wafer, lug, flange.

Body type: Straightway type

Seat type: Soft /metal seat

Temperature range: -196℃~595

Pressure range: CLASS150-CLASS2500

Diameter range: NPS2-NPS60(DN50~DN1500)

Suitable Service: Water, Steam, oils, air-fuel mixture and corrosive medium etc..