Features

BENEFITS

 

  • Broad Size Range and Pressure Series
  • O-Ring design with a large cross-section on horizontal and vertical closures, for positive seal, protection from light wear and corrosion, and cost-efficiency
  • Lip seal design on horizontal and vertical closures
  • Improved operation with load binder assist on horizontal sizes 24” (DN600) and larger
  • Fail-safe Design

STANDARDS

  • Certified to ASME B31.3/B31.4/B31.8/CSA Z662 Cat. I /ASME SEC VIII DIV. 1
  • Pressure Alert Valve per UG-35.2 of ASME BPVC VIII DIV. 1
  • Nace MR0175 compliant material
  • -50° to + 400°F (-45° to 204°C)
  • Viton O-Ring supplied with closure

OPTIONS

  • Flanged Closure – welded connection or one-piece
  • ASME BPVC VIII DIV. 1 with U-Stamp for the door only or whole closure (hub, door, locking ring)
  • Stainless Steel, duplex, super-duplex
  • Inconel or Stainless Steel weld overlay
  • External hinge trim for Offshore uses
  • Special materials and O-Rings
  • Horizontal, Vertical, or Inclined orientation
  • Hydraulic lift on vertical closures
  • Stainless Steel and Inconel weld overlay on sealing surfaces
  • Custom Wall Thickness, vents, and other modifications
  • Special Materials and O-Rings
  • Horizontal, Vertical, or Inclined hinging