Gate valves

Overview

Category: Gate, globe, and check valves
Product line: API 602 small forged valves


  • Size range(s)
    NPS 1/4 - 2 (DN 8 - 50)
    Pressure rating
    ASME Classes 150 - 4500
    Standard connections
    Threaded, socket weld, flanged

Features and benefits

  • A compact but extremely sturdy design for high pressure-temperature service.
  • Solid CoCr alloy wedge (optional) ensures low friction and long service life.
  • For Class 1500 valves and for steam service, seats are seal-welded to the body.
  • Packing rings are precompressed to 4000 psi to provide a high integrity seal.
  • For welded bonnet valves, the bonnet is threaded in and torqued to an engineered torque value and the body bonnet joint is strength-welded, offering double protection against leakage. (Body/bonnet threads and strength-weld).
  • Fully guided wedge reduces wear on seating surfaces.
  • Repairable 2-piece stem drive.
  • Parallel slide gate valves also available.
  • Optional design available with double packing, leak-off connection, live-loading and a packing blowout for easy removal of old packing. 

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