Introducing our Sanitary Stainless Steel Four-Way/Straight-Through Flange Sight Glass, a masterfully engineered solution designed to elevate the efficiency and hygiene of your industrial processes. Crafted by Wenzhou Safety Stainless Steel Co., Ltd., this sight glass exemplifies durability and reliability, making it an invaluable asset in any sanitary application. Its corrosion-resistant properties ensure long-lasting performance, while the intuitive design seamlessly integrates with your existing systems, providing unparalleled clarity and observation capability. Choose our sight glass for a robust and dependable view into your operations.
Product Description
1. Product Overview
Our sanitary stainless steel sight glasses, whether four-way or straight-through, stand as indispensable observation tools within industrial pipeline systems. Across sectors such as petrochemical, pharmaceutical, food, and chemical industries, these devices offer real-time monitoring of liquid, gas, or vapor flow states, color transformations, and reactions. Key features include:
- Sanitary Design: Boasting mirror-polished surfaces with an impeccable Ra of ≤ 0.8μm, our products meet stringent **GMP, 3A, and IDF standards**, making them ideal for environments demanding the highest cleanliness, such as food production and pharmaceuticals.
- Corrosion Resistance: Engineered from top-tier materials like **SUS304, 316L, 2205 duplex steel**, and offering options for fluoropolymer-lined or FRP materials, our sight glasses are perfect for handling even the most aggressive chemical media.
- Structural Versatility: With configurations available in four-way (offering 360° observation) or straight-through designs, our products easily adapt to a variety of installation needs.
2. Technical Specifications
1. Materials
- Body: Select from our high-grade 304, 316L, 2205 duplex steel, or 904L stainless steel options.
- Window: Choose between tempered borosilicate glass (suitable for temperatures up to 280°C) or quartz glass (handling up to an impressive 1000°C), with pressure ratings from 0.6-2.5 MPa.
- Seals: Opt for NBR, PTFE, or graphite gaskets, ideal for high-temperature applications.
2. Operating Conditions
- Temperature Range:
- Our stainless steel body withstands extreme conditions, ranging from -196°C to an impressive +600°C.
- The glass window accommodates temperatures up to 1000°C when equipped with quartz.
- Pressure Range: Standard models offer a range of 0.6-2.5 MPa, with customization available up to a robust 10 MPa for quartz configurations.
3. Dimensions & Standards
- Port Sizes: Standard DN20-DN200 options are available, with custom sizes to meet your specific needs.
- Flange Standards: Compatible with HG, GB, ANSI, JIS, and DIN, our products adhere to the **Chemical Industry Standards HGJ501-502-86**.
3. Core Structure & Features
1. Components
- Featuring a robust base plate, crystal-clear viewing window, durable sealing gaskets, solid flanges, and secure fasteners.
- The four-way type facilitates comprehensive multi-angle monitoring, while the straight-through design is perfect for linear pipeline applications.
2. Functional Advantages
- Leak-proof Sealing: Equipped with RF, MFM flange faces, these devices excel in high-pressure environments.
- Thermal Shock Resistance: Expertly designed to handle rapid temperature changes of up to ≤60°C.
- Easy Maintenance: Our quick-disassembly design minimizes downtime, ensuring seamless operation.
4. Applications
- Chemical Industry: Efficiently monitors corrosive media like acids and alkalis, preventing crystallization or blockages.
- Pharmaceutical & Food: Guarantees transparency and hygiene within sterile pipelines, perfect for substances like drug solutions and dairy.
- Energy & Environmental: Effectively tracks high-temperature steam, oils, or wastewater across treatment systems.
5. Installation & Maintenance Guidelines
1. Installation
- Ensure a pristine glass surface by using alcohol wipes; avoid acidic cleaners to maintain integrity.
- For optimal security, tighten bolts diagonally and evenly, safeguarding against glass cracking.
- Select graphite gaskets for high-temperature scenarios or PTFE for cryogenic environments.
2. Maintenance
- Conduct regular inspections for glass corrosion, shortening intervals when in harsh conditions.
- Replace glass only with intact sealing surfaces as a proactive measure against leaks.
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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