PRESSURE SAFETY RELIEF VALVES

PRESSURE RELIEF / SAFTEY RELIEF VALVES

STANDARD

REFERENCE

DESIGN API 526, ASME B16.34
FACE TO FACE MFG STANDARD
END CONNECTION ASME B16.5, ASME B1.20.1, ASME B16.11
TESTING API 527
NACE COMPLIANCE NACE MR 0175 / 0103, ISO 15156
PT RATING ASME B16.34
SPECIFICATIONS
VALVE SIZES 1/2" TO 12"
CLASS RATINGS CLASS 150 TO 2500
END CONNECTIONS FLANGED RF / RTJ, SCRD-NPTF, BSPF, SWE
DESIGN TYPE SPRING LOADED, PILOT OPERATED, DIAPHRAGM OPERATED

Note:

  • MANUFACTURING SIZES RANGES WILL BE BASED ON PRESSURE CLASSES.
  • LARGER SIZES WILL BE MANUFACTURED UPON REQUEST.

MATERIAL OF CONSTRUCTION
BODY / BONNET / CAP CARBON STEEL, STAINLESS STEEL,ALUMINIUM-BRONZE , DUPLEX STAINLESS STEEL, LOW CARBON STEEL, SUPER DUPLEX STAINLESS STEEL, HIGH NICKEL ALLOYS, EXOTIC MATERIALS etc.,
TRIM MATERIALS STAINLESS STEEL, DUPLEX STAINLESS STEEL, ALUMINIUM BRONZE SUPER DUPLEX STAINLESS, HIGH NICKEL ALLOYS etc.,
SPRING MATERIALS SPRING STEEL, STAINLESS STEEL, INCONEL X 750, CHROM STEEL
GASKET MATERIALS GRAPHITE, GRAPHOIL, SPIRAL WOUNDED, OCTAGONAL RING TYPE (RTJ) METAL GASKET IN SOFT IRON.

Note:

  • ACTUAL MATERIALS OF CONSTRUCTION WILL DEPEND ON THE VALVE SIZE, PRESSURE CLASS, END CONFIGURATION AND SERVICE CONDITIONS
  • OTHER MATERIALS ARE ALSO AVAILABLE BASED UPON THE REQUEST.
  • VENDOR TO SPECIFY THE DESIGN PARAMETERS, PROVIDE DATASHEETS IF ANY