China wafer check valve manufacturers, wafer check valve suppliers, wafer check valve factory. ZGV offers a broad line of Wafer Check Valves covering Dual Plate, Single Disc, Fully Lugged & Tilting Disc Types, all items are designed and manufactured strictly to International Standards API 6D, API 594, ASME B16.34 or Equivalent.
MAIN FEATURES:
» Retainerless Body Design: There is no need for retainers and leakage to the outside is impossible.
» Lapped Body & Disc Seat: Easily meet or exceed test requirements of API 598 for metal-seated check valves.
» High torsion spring loaded design: Ensuring a low craking pressure
» Light Weight and small Space: Saving a lot in cost and installation
STANDARDS COMPLIANCE:
» Design & Manufactured to API 6D, API 594, ASME B16.34 or Equivalent
» P.T Ratings to ASME B16.34
» Face to Face Dimensions to ASME B16.10
» Flanged Ends to ASME B16.5
» Butt-weld Ends to ASME B16.25
» Valves Marking to MSS SP-25
» Inspect & Tested to API 598
CAPABILITIES
» Sizes Ranges from 1/2” thru 60”.
» Structured in One Piece Union Body
» Pressure Ratings from Class 150 to Class 2500, PN16 to PN420
» Ends Connections in Flanged R.F or RTJ, Wafer, Fully Lugged and Grooved
» A variety of body and trim material is offered, including carbon steel ASTM A216 WCB, WCC; Cast or Ductile iron A126, GG25, A536 or GGG50, Low Carbon Steel LCB, LCC, Alloy Steel WC6, WC9, C5, Stainless Steel CF8, CF8M, CF3, CF3M, Duplex & Super Duplex Steel A890 GR. 4A, 5A or F51, Special Materials in Monel, Alu. Bronze C95800, 95600 etc. Coatings may be provided for added corrosion or wear resistance. Hard-facing and weld overlays may also be supplied. Seats Options with metal-to-metal or bubble-tight resilient.
» Optional Bypass system & Counter-weight Assembly.
Please feel free to contact with ZGV Sales team or your local Representatives for other optional special requirements