Products
Union Type Sight Glass
  • Union Type Sight GlassUnion Type Sight Glass

Union Type Sight Glass

VTY is a leading union type sight glass manufacturer and supplier in China. One of the biggest advantages of this type is minimal footprint. Utilizing a threaded union nut (DIN 11851 or SMS standards) rather than a large flanged plate, this sight glass fits into tight spaces on skids and small-diameter vessels where other sight glasses cannot.

The union type sight glass from VTY is a typical sight glass used to be welded to sanitary tanks. It is made in stainless steel 304 or 316L, with transparent Pyrex or tempered glass, offering excellent clarity, high temperature resistance, and chemical durability. The union weld ends are available in SMS and DIN standards.

The installation size is small, and the operation is simple and fast. It also has good function of flow adjustment and characteristics of closing and sealing. This sight glass is the dominant sight glass in the application domain of large and medium caliber and medium and low pressure.

The design is particularly beneficial in processes where frequent maintenance or manual inspection is necessary. union type sight glass could be used for observing bioreactor, lab. blender, sanitary filters, processing vessel and other closed equipment. VTY can offer a full range of union type sight glass widely used for brewery, dairy, food, cosmetic, bio-pharmaceutical industries.

Applications

The main structure: nuts and clamp connections in two designs, with a circular transparent tempered glass.

It is used viewing the biologic reactor, blender in laboratory, fitter, processing container, pipeline, and another closed container. Especially apply in pharmacy, food and beverage processing, such as the brewery, dairy.

Dust scraping device mainly solves glass transparency decreases because of glass is immersed in the medium for a long time.

Advantages

Improved operational efficiency.

Enables early detection and quick response to potential issues.

Reliable operation and more uptime.

Quick and easy to install.

Low maintenance requirements.


Union Type Sight GlassUnion Type Sight Glass


Benefits of Using a union type sight glass

Improve Process Visibility

Allows operators to observe product flow without interrupting production.

Reduce Downtime

Early identification of operational issues helps prevent costly production interruptions.

Increase Product Safety

Supports quality control by enabling continuous visual inspection.

Simplify Maintenance

Union connection structure allows rapid disassembly and inspection.

Enhance Production Efficiency

Reduces unnecessary system shutdowns and maintenance time.


Union Type Sight GlassUnion Type Sight Glass


Why Choose VTY?

Professional Hygienic Equipment Manufacturer

Established in 2013, VTY specializes in sanitary fluid handling components and hygienic processing equipment.

Advanced Manufacturing Capability

13,000㎡ production facility

134 CNC machining centers

More than 90% MAZAK equipment

Automated robotic production systems

Strict Quality Control

Every product undergoes comprehensive inspection using:

Coordinate Measuring Machine (CMM)

Surface Roughness Tester

Spectrometer Analysis

Hardness Testing

Thickness Measurement

Pressure Testing

International Certifications

ISO 9001

ISO 14001

ISO 45001

3A Sanitary Standard

National Health License

Intellectual Property Management Certification


Union Type Sight GlassUnion Type Sight GlassUnion Type Sight Glass


Global Market Recognition

Approximately 95% of our products are exported to European markets including:

Germany

Denmark

Netherlands

France

Italy

Spain


Looking for a reliable Sanitary Union Sight Glass manufacturer in China?

VTY provides high-quality sanitary sight glasses, sanitary fittings, sanitary valves, sanitary unions, and customized hygienic fluid handling solutions for food, beverage, dairy, pharmaceutical, biotechnology, and liquid cooling industries.

Send us your drawings, specifications, or project requirements today for a fast quotation and technical support.


DIN/SMS Union Sight Glass
Union Type Sight Glass
DN A D D5
DN25 35  29  63 
DN32 38  35  70 
DN40 40  41  78 
DN50 42  53  92 
DN65 47  70  110 
DN80 52  85  125 
DN100 62  104  146 
Size A D D5
25  25  25.4  54 
32  25  32.0  70 
38  28  38.1  72 
51  28  50.8  92 
63  32  63.5  97 
76  33  76.2  111 
89  34  88.9  125 
102  36  101.6  138 




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Contact Info
Need custom hygienic fittings or valves for your project? Send inquiry to VTY. Get quick quote, technical support, and OEM solutions for food/pharma applications.
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