View Glasses

View glasses or Sight glasses are used to monitor the in line flow in the process lines. They are Bi directional, reliable, economical & available with Standard 150 mm long Tube. They can also be fabricated in required length.

“IVE” Manufactures QVF (Quick Visual Flow) type Sight Tube Glasses with Flanged as well as Screwed connection.

Silent Features and Benefits of View Glasses

  • IVE” Sight glasses have PTFE seat rings that prevent flowing media from coming in contact with the metal Flanges.
    • Borosilicate tubes are used to view the clear flow inside the process lines.
    • View glasses with Double Window Sight flow Indicators, Drip type to ensure the flow of liquid / media flowing inside the line. The advantage of such sight glass is, the glass can be changed in line without dismantling the line.
    • Toughened Borosilicate round glass is used to view the flow inside the line

Technical Data

Technical Data for QVF Type Sight Glasses & Double Window Sight flow Indicators

Screwed Ends (BSP, NPT) : ANSI B 1.20.1 { ½” (15 mm) to 2” (50 mm)}
Flanged Ends : ANSI B 16.5 ASA 150#

Material of Construction

Material Of Construction For Sight Glasses

CAST CARBON STEEL : ASTM A 216 WCB
CAST STAINLESS STEEL : ASTM A 351 Gr CF-8 / CF-8M
FABRICATED CS : MS IS 2062
FABRICATED SS : SS 304 / SS 316

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