Bonnetless Globe Valves

  • Designed for quick and easy maintenance – one step removal of all working parts including packing.
  • All pressure containing parts within one body-bonnet forging – no joints to leak or welds to cut for servicing.
  • Non rotating stem allows a non-spinning disc, ensures low torque and prevents torsional damage of the packing.
  • Fully enclosed, lubricated stem drive system with needle bearings ensures low operating torque.
  • Solid CoCr alloy disc, seat ring and backseat provide excellent long service life even in severe services.
  • Backseat bevel on the stem, not on the disc, satisfies both API-600 and API-602 specifications.
  • Optional live-loading: keeps packing tight for long periods of time without maintenance.
  • Optional double packing and leak-off.

Description

Size Range(s)

  • NPS 1/4 – 4
  • (DN 8 – 100)

Pressure Rating

  • ASME Classes 1690 – 4500

Standard Connections

  • Butt Weld, Threaded, Socket Weld

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