APPLICATION TYPE: Upstream

Upstream-Subsea:
Double Expanding Gates

MAIN FEATURES:

  • Fully metal-metal seal (both seat-body and seat-gate)
  • Double block & bleed, double barrier
  • Extremely highly reliable in severe service, including deepwater installations
  • Large variety of stem seals available, including Infinity© metal stem seal (Petrolvalves patent pending)
  • Flexible seat design guarantees low contact stresses for an extended cyclic life
  • Valve may be operated either via ROV and/or via Subsea actuator (multi-turn  or linear)
  • Valve end connections may be provided with any type of flange (ANSI B16.5;  API 6A; Norsok Compact), any type of Hub, or BW. Studded flanged connections are also available