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Primary Isolation Valves

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Slimline & Monoflange Primary Isolation Valves can be installed as the primary isolate valve, in either single block, block and bleed or double block and bleed versions.

Dual instrument connections enable instrument to be mounted vertically on either horizontal or vertical line mounting application.

Slimline Primary Isolation Valves Features:

  • Slimline primary isolate valves replace traditional isolate valve and instrument hook-up.
  • GOSY primary isolate design to ASME VIII.
  • Block and bleed configuration has multi gauge ports for orientation of valve on horizontal and vertical pipelines.
  • Gauge block monoflange valves to be used in conjunction with primary isolate.
  • Use standard or heavy duty needle valves, for different pressures.
  • Valves designed to connect to ASME B16.5 flanges.
  • Block, Block and Bleed, Double Block and Bleed options.
  • Weight, space and hook - up time saving.
  • Leak paths greatly reduced.

Gauge Block Monoflange Valves Features:

  • Gauge Block Monoflange valves work in conjunction with a pre-installed primary isolate valve
  • They provide a very compact instrument Double Block and Bleed valve
  • This range is also available in a Single Block and Double Block and Bleed configurations
  • Capable of horizontal or vertical orientation
  • Use standard or heavy duty needle valves, for different pressures
  • Valves designed to connect to ASME B16.5 flanges
  • Weight, space and hook-up time saving & Leak paths greatly reduced
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