Experience unmatched clarity and durability with our Sanitary Stainless Steel Four-Way/Straight-Through Flange Sight Glass. Engineered meticulously for exceptional performance, this sight glass offers unparalleled visibility and reliability, ensuring you can monitor your processes with supreme confidence and ease. Crafted with corrosion-resistant stainless steel, it is designed to withstand the most challenging environments, providing enduring service. Choose excellence in process visibility with our advanced solution.
Product Description
1. Product Overview
Crafted for excellence, our sanitary stainless steel four-way and straight-through flange sight glasses are indispensable for real-time monitoring in industrial pipeline systems. These observation devices are pivotal across petrochemical, pharmaceutical, food, and chemical sectors, offering critical insights into the flow dynamics, color variations, and reactions of liquids, gases, or vapors, ensuring optimal process visibility. Key features include:
- Impeccable Sanitary Design: With mirror-polished surfaces achieving Ra ≤ 0.8μm, these sight glasses meet the rigorous **GMP, 3A, and IDF standards**, making them ideal for pristine environments such as food and pharmaceutical industries.
- Unmatched Corrosion Resistance: Built using premium **SUS304, 316L, 2205 duplex steel**, with options for fluoropolymer-lined or FRP materials, they easily withstand the harshest chemical environments.
- Structural Adaptability: Available in versatile configurations of four-way for comprehensive 360° observation or straight-through for linear applications, catering to varied installation needs.
2. Technical Specifications
1. Materials
- Durable Body: Constructed from 304, 316L, 2205 duplex steel, and 904L stainless steel for robust performance.
- Resilient Window: Made from tempered borosilicate glass (withstanding up to 280°C) and quartz glass (withstanding up to 1000°C), with a pressure rating of 0.6-2.5 MPa.
- Reliable Seals: Featuring NBR, PTFE, or graphite gaskets, perfect for high-temperature applications.
2. Operating Conditions
- Temperature Range:
- With a stainless steel body, it operates from a chilly -196°C to a scorching +600°C.
- Quartz glass window handles temperatures up to 1000°C.
- Pressure Range: Standard range is 0.6-2.5 MPa, with custom options reaching up to 10 MPa for quartz configurations.
3. Dimensions & Standards
- Versatile Port Sizes: Available from DN20-DN200, with custom sizes crafted to meet specific needs.
- Flange Standards: Compatible with HG, GB, ANSI, JIS, DIN standards, aligning with **Chemical Industry Standards HGJ501-502-86** for performance assurance.
3. Core Structure & Features
1. Components
- Composed of a robust base plate, viewing window, sealing gaskets, flanges, and fasteners, ensuring durability and functionality.
- The four-way type offers comprehensive multi-angle monitoring, while the straight-through design suits linear pipeline applications.
2. Functional Advantages
- Superior Leak-proof Sealing: Featuring RF and MFM flange faces, perfect for high-pressure environments.
- Exceptional Thermal Shock Resistance: Capable of withstanding abrupt temperature changes of ≤60°C.
- Effortless Maintenance: A quick-disassembly design minimizes downtime and simplifies maintenance.
4. Applications
- Chemical Industry: Vigilantly monitors corrosive media like acids and alkalis, preventing crystallization and blockages for seamless operations.
- Pharmaceutical & Food: Guarantees transparency and hygiene in sterile pipelines, safeguarding products such as drug solutions and dairy.
- Energy & Environmental: Effectively tracks high-temperature steam, oils, or wastewater in treatment systems for enhanced efficiency.
5. Installation & Maintenance Guidelines
1. Installation
- Ensure clean glass surfaces using alcohol wipes, steering clear of acidic cleaners for optimal clarity.
- Employ a diagonal and even bolt-tightening method to avert glass cracking.
- Opt for graphite gaskets in high-temperature scenarios and PTFE for cryogenic conditions for reliable sealing.
2. Maintenance
- Regular glass inspections are vital, particularly in harsh conditions, to detect and prevent corrosion.
- Promptly replace glass with intact sealing surfaces to prevent any potential leaks, ensuring continuous performance integrity.
Product Parameters
| Steel Parts |
SS304;SS316L |
| The material of glass |
silicon boride glass |
| Sealings |
EPDM or NBR or PTFE |
| Working temperature |
-20~+135'C(when the sealing isEPDM |
Detailed Photos
Packaging & Shipping
Certifications
About US
FAQ
Q:How do you pack?
A:Plastic bags-------(Paper boxes)-------Cartons-------Plywood cases
Q:How long is the quality guarantee period?
A:We supply 6 to 12 months for quality guarantee according to customers' using frequency.
Q:How can you guarantee the quality of products?
A:First of all, we have the numerical control device to manufacture products accurately. Then our quality inspectors will test products one by one to make sure every flange or fitting we sell is qualified.
Q:How can I check your factory situation while it's difficult for me to come to China.
A:We have photos and videos on our website, It shows every step of the manufacturing.
Alternatively, I can take videos or photos of our factory and send them to you.
Q:What is your lead time?
A:It's around 15 days normally. If we have the products in stock, it will be about 5days.
Q:Can you print our Logo on the valves/Fittings?
A:Yes, we can totally produce products according to your this kind special request, even manufacture it based on your drawing
Q:Are samples available to be sent with free?
A:It depends on what product you need. There are hundreds of products we sell. You can contact us for particular answer.
Q:Do you have a minimum quantity of the products?
A:No, we will build business with you with even 1pc. We believe this cooperation will be a long-term relationship for our high quality, competitive price and good after-sale service.
Q:Where are the main markets for your products?
A:We hope to make business with companies from all over the world. And for now, our flanges and fittings have been exported to especially in North America, South America, South Asia, Europe and Middle East.
Q:Are you a factory or trading company?
A:We are a factory specialized in manufacturing flange and fitting over 10 years.
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