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600LBS 12'' CF8 Top Entry Ball Valve

600LBS 12'' CF8 Top Entry Ball Valve
Top entry ball valves
600LBS 12'' CF8 Top Entry Ball Valve 600LBS 12'' CF8 Top Entry Ball Valve

    The YFL API 6D top entry ball valve is designed as an integral valve body. The ball is assembled inside the body from the top entry. The ball is positioned by an integrated high strength ball rod which fixed by an integrated pivot. The retractable valve seat of the YFL top entry ball valve makes the valve stem, valve stem seal rings, metal valve seats and pre-loaded springs can be replaced online without dismantled from pipeline. 

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  • Features
  • Specification

  • The Ball of the YFL top entry ball valve is assembled from top entry;
  • The YFL high pressure top entry ball valve adopts one piece integral body to ensure enough strength and rigidity;
  • Maintenance online without removing valves from pipelines;
  • Full bore, reduced bore and three way structure;
  • Trunnion mounted ball or floating ball structure;
  • Body and stem are designed to be double sealing and secondary seal is fire safe;
  • Cavity pressure self relief when spring loaded single piston effect seat structure;
  • Bidirectional sealing when double piston effect seat structure;
  • Emergency sealant injection valve as subsidiary sealing device;
  • Double block and bleed structure to discharge through bleeding device;
  • Fire safe, anti-static and anti-blowout stem design;
  • Widely used in long distance oil & gas pipelines.

900lbs LCC cryogenic top entry ball valve900lbs WCB Reduced bore top entry ball valve High pressure forged steel top entry ball valveAPI 6D Three way top entry ball valve

Product range:

  • Size: 1/2''～40''
  • Pressure rating: Class 150～2500
  • End connection: RF RTJ BW
  • Body materials:  Cast steel WCB WCC WC6 WC9 C12A LCB LCC CF8 CF8M CF8C and CN7M etc.; Forged steel A105 LF2 F304 F316 F304L F316L F51 F53 and F55 etc.
  • Seat materials:  PTFE RPTFE NYLON DEVLON PEEK PPL  FKM or metal to metal seal etc.
  • Operation: Bare stem Wrench gear electric pneumatic electro-hydraulic gas over oil actuator

Technical standards:

  • Design: API 6D
  • Face to Face: API 6D
  • BW ends: ASME B16.25 ASME B31.8
  • Flanged ends: ASME B16.5 ASME B16.47
  • Wall thickness: ASME B16.34
  • Fireproof test: API 607 API 6FA
  • Test and inspection: API 598 API 6D
  • Pressure and temperature rating: ASME B16.34

Related Tags :

Cast steel top entry ball valves Forged steel top entry ball valves Three way top entry ball valves Top entry floating ball valves High pressure top entry ball valve Top entry trunnion mounted ball valves
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