Introducing our premium Sanitary Stainless Steel Four-Way/Straight-Through Flange Sight Glass - a true benchmark in industrial visibility solutions. Crafted from superior stainless steel, this sight glass is meticulously designed for durability and reliability, ensuring optimal performance in demanding environments. Its sanitary design and robust construction make it the ideal choice for applications requiring stringent hygiene standards. Choose our top-tier sight glass to enhance operational efficiency and safety, witness its excellence in action, and experience unparalleled clarity and performance in every application.
Product Description
1. Product Overview
Introducing our sanitary stainless steel four-way or straight-through flange sight glasses, indispensable tools for real-time observation in industrial pipeline systems. Widely embraced by the petrochemical, pharmaceutical, food, and chemical industries, these devices allow you to meticulously monitor the flow, color, and reactions of liquids, gases, or vapors. Key features of this product include:
- Sanitary Design: Experience pristine mirror-polished surfaces (Ra ≤ 0.8μm) that meet rigorous **GMP, 3A, and IDF standards**, making them perfect for environments demanding the highest cleanliness, such as food production and pharmaceuticals.
- Corrosion Resistance: Our sight glasses are crafted from top-quality **SUS304, 316L, 2205 duplex steel**, or are optionally lined with fluoropolymer/FRP materials, ensuring robust performance even in the most corrosive chemical media.
- Structural Versatility: Choose between four-way (360° observation) or straight-through configurations to fit a variety of installation needs, providing unparalleled flexibility in application.
2. Technical Specifications
1. Materials
- Body: Built from durable 304, 316L, 2205 duplex steel, and 904L stainless steel for enhanced longevity.
- Window: Equipped with tempered borosilicate glass, withstands temperatures up to 280°C, or opt for quartz glass for extreme conditions up to 1000°C, both pressure-rated at 0.6-2.5 MPa.
- Seals: Available with NBR, PTFE, or high-temperature graphite gaskets for optimal sealing in demanding applications.
2. Operating Conditions
- Temperature Range:
- Stainless steel body: Strong performance from -196°C to an impressive +600°C.
- Glass window: Withstands up to 1000°C when using quartz glass.
- Pressure Range: Standard 0.6-2.5 MPa, customizable to withstand up to 10 MPa with quartz glass.
3. Dimensions & Standards
- Port Sizes: Available in DN20-DN200; custom sizes ensure precise fit for unique applications.
- Flange Standards: Fully compliant with HG, GB, ANSI, JIS, DIN standards, and meets **Chemical Industry Standards HGJ501-502-86**, guaranteeing consistency and reliability.
3. Core Structure & Features
1. Components
- Includes essential components such as base plate, viewing window, sealing gaskets, flanges, and fasteners for robust assembly.
- Four-way type offers comprehensive multi-angle monitoring, while the straight-through model is ideal for linear pipelines, ensuring suitability for various applications.
2. Functional Advantages
- Leak-proof Sealing: Features RF, MFM flange faces designed to maintain integrity in high-pressure environments.
- Thermal Shock Resistance: Engineered to handle abrupt temperature shifts of ≤60°C without compromising performance.
- Easy Maintenance: Boasts a quick-disassembly design to minimize downtime and simplify maintenance procedures.
4. Applications
- Chemical Industry: Effectively monitors corrosive media such as acids and alkalis, helping prevent crystallization or blockages.
- Pharmaceutical & Food: Guarantees transparency and hygiene in sterile pipelines, ideal for drug solutions and dairy processes.
- Energy & Environmental: Accurately tracks high-temperature steam, oils, or wastewater, crucial for treatment systems.
5. Installation & Maintenance Guidelines
1. Installation
- Clean glass components with alcohol wipes, while strictly avoiding acidic cleaners to maintain clarity and performance.
- Apply even, diagonal bolt tightening to prevent stress-induced glass cracking, ensuring longevity.
- Deploy graphite gaskets for high-temperature conditions and PTFE gaskets for cryogenic environments, ensuring adaptability to specific needs.
2. Maintenance
- Conduct regular inspections of the glass for signs of corrosion, with increased frequency in harsher conditions, to extend service life.
- Replace glass components while keeping sealing surfaces intact to prevent potential leakage, ensuring continued operational efficiency.
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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