Expanding Gate Valve Manufacturer Landee supplies China API 6D Through Conduit Expanding Gate Valves with single or double expanding system, NPS 2" - 56", ANSI Class 150 - 2500
API Spec 6A Expanding or Slab Gate Valve Manufacturer: Expanding Gate Valves, Slab Gate Valves, API 6A, 2000-5000 PSI.