Sight glass/ View glass

Name: Sight glass/ View glass
Brand: FLOWTECH SOLUTIONS
Price: 1500 INR
Availability: InStock

Price 1500 INR/ Unit

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MOQ : 1 Unit

Sight glass/ View glass Specification

Sensor Type
None (Mechanical/Visual Inspection)

Case
Stainless Steel / Carbon Steel / Brass

Display
Transparent Viewing Panel (Glass)

Thread
BSP/NPT options available

Glass Size
Custom as per requirement, 12 to 12 OD

Outer Size
Range from 12 to 12 (customizable)

Material
Stainless Steel 304/316, Carbon Steel, Brass, Borosilicate Glass

Working Presssure
Up to 10 bar (varies with model)

Seal Material
PTFE / Neoprene / EPDM

Grade
Industrial

Accuracy
Visual, not applicable for quantitative

View Type
Full View / Double Window / Single Window

Replacement Glass
Available on request

Glass Type
Borosilicate / Toughened Glass

Connection Standard
ANSI/DIN/BS/JIS as required

Temperature Range
Up to 200C (varies by glass/seal)

Finish
Mirror / Matt / Powder-coated

Mounting Type
Flanged, Screwed, Welded, or Socket Welded

Cleaning Option
Accessible for internal cleaning

Corrosion Resistance
High (with SS316 or Borosilicate options)

End Connections
Flanged / Threaded / Socket Weld

Leak Test Pressure
1.5 times working pressure

Standards Complied
ASME, IS, BS, DIN (depending on model)

Sight glass/ View glass Trade Information

Minimum Order Quantity
1 Unit

Supply Ability
15 Units Per Day

Delivery Time
7 Days

Main Domestic Market
All India

About Sight glass/ View glass

Material Selection BodyFlanges Typically ASTM A182 F316316L or F304 SS316L is preferred for its superior resistance to pitting and intergranular corrosion Lining PTFE Teflon or PFA Note PFA is often preferred for molded linings because it has better meltprocessability and lower permeability than standard PTFE Lining Thickness Usually ranges from 3mm to 5mm depending on the pipe size Glass Disk Borosilicate glass for thermal shock resistance or Quartz for hightemperature applications CushionsGaskets Usually PTFE or Graphite to protect the glass from the metal cover 2 Design Standards Pressure Flange Rating Commonly ANSIASME B165 Class 150 or Class 300 FacetoFace Often follows manufacturer standards or DINANSI piping dimensions Pressure Rating Typically limited by the glass thickness and the linings integrity at temperature Standard units often handle up to 1016 bar but this drops as temperature increases

Reliable Process Visibility

Sight glass assemblies enable real-time inspection of process fluids in pipelines and vessels. With various view types such as full view and window styles, operators can ensure process integrity, detect flow, and monitor clarity without interrupting operations. These sight glasses are ideal for visually inspecting media under high-pressure or corrosive conditions, supporting preventive maintenance and quality control.

Durable Construction & Customization

Constructed from premium stainless steel (SS304/316), carbon steel, or brass, our sight glasses withstand demanding industrial environments. High-quality borosilicate or toughened glass is used for optimal temperature and pressure compatibility. Custom sizing and multiple end connection options-including flanged, threaded, and socket weld-ensure seamless integration into various piping systems. Finishes like mirror, matt, or powder-coated enhance resistance.

FAQ's of Sight glass/ View glass:

Q: How do I choose the appropriate mounting type for my sight glass installation?

A: Selecting the correct mounting type depends on your existing pipeline configuration and operating requirements. Flanged, screwed, welded, and socket welded options are available, each compatible with different standards (ANSI, DIN, BS, JIS). Consult with your maintenance or engineering team to determine which end connection best matches your system's specifications.

Q: What are the benefits of using borosilicate or toughened glass in sight glass assemblies?

A: Borosilicate and toughened glass offer excellent thermal and mechanical strength, making them suitable for demanding industrial environments. These glass types are highly resistant to thermal shock, mechanical impact, and corrosive chemicals, ensuring long-lasting performance and clear visibility even under challenging process conditions.

Q: When should the glass or seal materials be replaced in a view glass assembly?

A: Inspect sight glass and sealing materials regularly-replacement is recommended if the glass shows signs of clouding, cracks, or significant wear, or if seals display leakage or deterioration. Replacement glass is available upon request to ensure continued safety and process clarity.

Q: Where are these sight glass units commonly used in industry?

A: These view glass assemblies are used across chemical plants, pharmaceutical processing, food and beverage production, oil and gas installations, and water treatment facilities. Their durable design and high corrosion resistance make them ideal for applications involving harsh chemicals, high temperatures, and stringent hygiene requirements.

Q: How is internal cleaning and maintenance performed on the sight glass?

A: Internal cleaning is facilitated by accessible design features that allow easy opening or removal for cleaning, inspection, or replacement of components. Follow site safety protocols and manufacturer guidelines during cleaning to maintain visibility and prevent contamination.

Q: What are the main benefits of installing a sight glass in a pipeline or vessel?

A: Installing a sight glass lets operators visually monitor fluid levels, clarity, and flow direction in real time. This enhances safety, facilitates quick detection of process anomalies, ensures quality control in production lines, and can reduce maintenance downtime by allowing early intervention.

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