Med wafer Dual Plate Check Valves designed and manufactured strictly to International Standards API 6D, API 594, ASME B16.34 or Equivalent.
Standards Compliance and Design Features
Design & Manufactured: API 6D, API 594, ASME B16.34 or Equivalent.
P.T Ratings: ASME B16.34.
Face to Face Dimensions: ASME B16.10.
Flanged Ends: ASME B16.5.
Butt-weld Ends: ASME B16.25.
Valves Marking: MSS SP-25.
Inspect & Tested: API 598.
Size Ranges: 1/2-60 Inch.
Structured in One Piece Union Body.
Pressure Ratings: Class 150-2500 LB, PN16-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, ASTM A216 WCC, Cast or Ductile iron A126, GG25, A536 or GGG50, Low Carbon Steel LCB, ASTM A352 LCC, Alloy Steel WC6, ASTM A217 WC9, ASTM A217 C5, Stainless Steel CF8, ASTM A351 CF8M, ASTM A351 CF3, ASTM A351 CF3M, Duplex & Super Duplex Steel A890 GR.4A, ASTM A890 5A, ASTM A182 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. Seat Options with metal-to-metal or bubble-tight resilient.
Optional Bypass system & Counter-weight Assembly.