Instruments/Products
Sight Glass
◇Tank Wall Welding Type
 (Transparent): SG-1T
◇Flanged, Flow Type: SG-3F 
◇Flanged, w/Wiper Type:
  SG-8F
◇Tank Wall Welding Type
  (Reflex): SG-1R
◇Flanged, Flapper Type: SG-4F ◇Flanged, w/Cleaning Nozzle:
  SG-8S
◇Tank Wall Welding Type (Round): SG-2 ◇Flanged, Ball Float Type: SG-7F ◇Flanged, w/Jacket Type:
  SG-9F
◇Tank Wall Welding Type
  (Transparent, w/Valve): SG-V1T
◇Threaded, Flow type: SG-3S ◇By-Pass Type: SG-VP
◇Tank Wall Welding Type
  (Reflex, w/Valve): SG-V1R
◇Threaded, Flapper Type SG-4S ◇Flanged, Short-Pipe Type:
  SG-10F
◇Regular Type Peep Sight: SGP-A ◇Threaded, Ball Float Type: SG-7S ◇Safety Reinforced Type: SGA
◇Safety Peep Sight: SGP-S ◇Flanged, Lantern Type: SG-6F
 Tank Wall Welding Type (Transparent): SG-1T
 Tank Wall Welding Type (Reflex): SG-1R
Application and Features
Models SG-1T and SG-1R are the sight glasses to see the level or state of remaining stuff in a vessel, which are mounted directly to a vessel by welding. When longer visible length is required, multiple sections are to be coupled vertically. Blind portion in a coupled installation is 40mm between the two sections.
Standard Specification
  Material: Carbon Steel, Stainless Steel, Alloys
 
(Unit: mm)         
 
Glass No.
4
5
6
7
8
9
Body Length
225
255
285
315
355
375
Visible Length
165
195
225
255
295
315
Weight (C.S.Mat’l) kg
7.0
8.0
9.0
10.0
11.5
13.0