SS 304 Frame Sight Glass

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SS 304 Frame Sight Glass

SS 304 Frame Sight Glass is a premium inline visual flow indicator designed for continuous observation of liquids inside non-transparent pipelines. Engineered with Borosilicate Glass 3.3 and a Stainless Steel 304 frame, it ensures superior corrosion resistance, hygiene, and durability.

It is suitable for horizontal and vertical pipelines and is widely used in industries where cleanliness, chemical resistance, and long service life are critical.

Construction & Design

The SS 304 Frame Sight Glass is precision-built using the following components:

• Borosilicate Glass 3.3 Pipe Section
• High thermal shock resistance
• Excellent chemical resistance
• Low coefficient of thermal expansion
• Stainless Steel 304 Frame
• Excellent corrosion & oxidation resistance
• Hygienic & food-grade compatible
• Absorbs pipeline stress & vibration
• PTFE Bushes & Washers
• Prevents fluid contact with metal frame
• Ensures leak-proof sealing
• Check Nut Assembly
• Maintains glass under compression
• Allows easy and safe glass replacement
• Acrylic Protective Cover
• Shields glass from external impact
• Ensures operator safety

Key Features & Benefits

• 360° clear flow visibility
• Corrosion-resistant SS 304 frame
• Suitable for aggressive & hygienic fluids
• Stress-free glass mounting design
• Low maintenance & long operational life 

Material Specifications

Installation Orientation

• Horizontal pipelines
• Vertical pipelines

Flange Standards Available

Compatible with standard pipeline drilling:

• Table E
• Table F
• ASA

Technical Dimensions – SS 304 Frame Sight Glass

Industries We Serve

• Chemical & petrochemical plants
• Pharmaceutical manufacturing
• Food & beverage processing
• Biotechnology & fermentation units
• Process engineering & pilot plants

Applications

• Liquid flow monitoring
• Color, clarity & contamination inspection
• Acid, solvent & reagent pipelines
• Hygienic and clean process lines

Why Choose Our SS 304 Frame Sight Glass?

• Premium-grade stainless steel construction
• Precision-manufactured borosilicate glass
• Proven performance in harsh industrial environments
• Custom drilling & sizes available
• Trusted by process industries worldwide 

Frequently Asked Questions (FAQ)

Q1. Why choose SS 304 over MS frame?
SS 304 offers better corrosion resistance, hygiene, and longer life.

Q2. Is it suitable for food & pharma use?
Yes, SS 304 is hygienic and widely accepted in food & pharma industries .

Q3. Can it handle high temperatures?
Yes, borosilicate glass provides excellent thermal resistance.

Q4. Can it be customized?
Yes, custom DN sizes and flange drilling are available.

Q5. Is replacement glass available?
Yes, spare glass sections and PTFE kits are available.