Checkvalve

NON SLAM NOZZLE CHECK VALVES

STANDARD

REFERENCE

DESIGN API 6D, ASME B16.34, API 6A
FACE TO FACE API 6D, ASME B16.10, API 6A
END CONNECTION ASME B16.5, ASME B16.47 SER A&B, ASME B16.25, API 6A
TESTING API 6A, API 6D, API 598
NACE COMPLIANCE NACE MR 0175 / 0103, ISO 15156
PT RATING ASME B16.34
SPECIFICATIONS
VALVE SIZES 2" TO 36"
CLASS RATINGS CLASS 150 TO 2500, 2000 to 15000 PSI
END CONNECTIONS FLANGED FF, RF, RTJ, BWE, HUB ENDS
TYPE OF PATTERN STANDARD, SHORT

Note:

  • MANUFACTURING SIZE RANGES WILL BE BASED ON PRESSURE CLASSES, SERVICE MEDIUM & APPLICATION
  • LARGER SIZE VALVES WILL BE MANUFACTURED UPON REQUEST.

MATERIAL OF CONSTRUCTION
BODY CARBON STEEL, STAINLESS STEEL, LOW TEMPERATURE CARBON STEEL, DUPLEX STAINLESS STEEL, SUPER DUPLEX STAINLESS STEEL, HIGH NICKEL ALLOYS, EXOTIC MATERIALS
TRIM STAINLESS STEEL, DUPLEX STAINLESS STEEL, ALUMINIUM BRONZE SUPER DUPLEX STAINLESS, HIGH NICKEL ALLOYS
SEALS PTFE, RPTFE,GRAPHITE, GRAPHOIL
GASKET SPIRAL WOUNDED, OCTAGONAL RING TYPE (RTJ) METAL GASKET IN SOFT IRON.
STUDS & NUTS ASTM A193 Gr.B7/A194 Gr.2H, B7M/2HM, B8/8, B8M/8M, L7/4, B16/2H
SPRINGS SPRING STEEL, STAINLESS STEEL, EXOTIC MATERIALS

Note:

  • ACTUAL MATERIALS OF CONSTRUCTION WILL DEPEND UPON THE VALVE SIZE, PRESSURE CLASS, END CONNECTION AND SERVICE CONDITIONS.
  • OTHER MATERIALS ARE ALSO AVAILABLE BASED UPON THE REQUEST.