All Welded Refinery Sight Glass

Benefits of All Welded Refinery Sight Glass

Want improved reliability in refinery applications? You need all welded refinery sight glass. Let’s go over the difference between typical flanged sight glass and Questtec Solutions’ modern refinery sight glass.

Typical Flanged Sight Glass

Typical Flanged Sight Glass
  • Eight Nuisance Leak Points (Metal to Metal Unions or NPT)
  • Union Vessel Connection (Weldable Tailpiece)
  • Union Gauge Connection
  • Internal Stem Threads
  • Union Bonnet
  • Valve Not Certified to API 624 Low-Emissions Standard

Modern Refinery Sight Glass

All Welded Refinery Sight Glass
  • Zero Nuisance Leak Points
  • Solid Shank Vessel Connection on Gauge Valve
  • SW Gauge Connection
  • External Stem Threads (Lubrication Access)
  • Bolted Bonnet
  • Certified to API 624 Low-Emissions Standard (3A-S-LE)
  • Built with API 622 Certified Packing (Teadit 2236)
  • Typically Supplied with SW x NPT 800# Vent and Drain Gate Valves

Ready to upgrade your sight glass? Give us a call at 866-240-9906 and let Questtec be your Solution.

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