Checkvalve

Swing Check Valve

STANDARD

REFERENCE

DESIGN API 6D, BS 1868, API 6A
FACE TO FACE API 6D, ASME B16.10, API 6A , BS EN 558-1, ISO 5752
END CONNECTION ASME B16.5, ASME B16.47 SER A&B,ASME B16.25, ISO 7005, EN 902 1 & 2 ASME B16.42, ASME B16.1, API 6A , AWWA 606 MSS-SP-44 & API 605
INSPECTION & TESTING API 6D, API 6A ,API 598, EN 12266 BS 6755 PART-1, ISO 5208
NACE COMPLIANCE NACE MR 0175 / 0103, ISO 15156
PT RATING ASME B16.34
SPECIFICATIONS
VALVE SIZES 2" TO 54"
CLASS RATINGS CLASS 125 TO 2500, API 6A CLASSES, PN CLASSES ALSO AVAILABLE
END CONNECTIONS FLANGED FF, RF / RTJ, BWE, GROOVED ENDS
SPECIAL REQUIREMENTS SPRING ASSISTED, BODY INTERNAL LININGS, DAMPING FACILITY, AIR / OIL CUSHIONED, INTERNAL AND EXTERNAL PROTECTIVE COATINGS,COUNTER WEGHT.

Note:

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

MATERIAL OF CONSTRUCTION
BODY / TOP COVER CARBON STEEL, DUCTILE IRON, CAST IRON, STAINLESS STEEL, ALUMINIUM-BRONZE ,DUPLEX STAINLESS STEEL, LOW CARBON STEEL, SUPER DUPLEX STAINLESS STEEL, HIGH NICKEL ALLOYS, EXOTIC MATERIALS
TRIM STAINLESS STEEL, DUPLEX STAINLESS STEEL, ALUMINIUM BRONZE BRASS, 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, etc.

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.