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hina wafer check valve manufacturers, wafer check valve suppliers, wafer check valve factory. Vatac 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.
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
Specification
罈 Sizes Ranges from 1/2??thru 60??
罈 Structured in One Piece Union Body
罈 Pressure Ratings from Class 150 to Class 2500, PN16 to PN420
罈 Ends Connections in Flanged R.F or RTJ, Wafer, Fully Lugged and Grooved
罈 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.
Safety/Quality Approvals
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
About Us
ianjin GJTF Valve Co.,Ltd.is one of the biggest valve supplier and manufacturer in China. GJTF is a modern Valve company providing R&D,Manufacture, sales and after sale service.