Stainless Steel Round Non-Pressure Manhole
Product Description
Product Overview
Introducing our meticulously crafted stainless steel round non-pressure manhole, the epitome of safety and reliability for tanks, vessels, and pipelines. With an unwavering focus on corrosion resistance and structural integrity, this manhole ensures seamless access for inspection and maintenance in demanding environments. Constructed from premium 304/316 stainless steel, it offers unparalleled strength and endurance, making it the perfect choice for the food processing, chemical, pharmaceutical, and water treatment sectors. Adhering to the standard atmospheric vessel requirements, this non-pressure manhole, with its innovative circular structure, guarantees exceptional sealing efficacy, effectively eliminating leaks.
Key Features
Premium Material
- Crafted with **304/316 stainless steel**, offering exceptional corrosion resistance, remarkable high-temperature endurance, and outstanding long-term durability.
Leak-Proof Seal
- Features a precision-engineered flange paired with **silicone/fluororubber gaskets** and secured with multi-bolt locking, ensuring a **zero-leak guarantee** for unmatched reliability.
Quick & Easy Operation
- Designed for efficiency, its lightweight frame includes **hinged or bolted cover options** for effortless single-person access, significantly minimizing operational downtime.
Safety First
- Enhanced with optional **anti-fall mesh** (supporting up to 200kg) and an **anti-slip surface finish**, prioritizing user safety and operational security.
Fully Customizable
- Tailor it to your needs with availability in **DN400-DN800** (custom sizes available), various **flange standards** (ANSI, DIN, JIS), and optional **accessories** such as sight glass and vent valve.
Applications
- Oil & Gas: Perfect for storage tanks and reactors, providing robust access solutions.
- Food & Pharma: Ideal for hygienic vessel cleaning and detailed inspection processes.
- Water Treatment: Suited for sewage tanks and reservoirs, ensuring efficient maintenance.
- Marine & Power: Facilitates seamless boiler maintenance and pressure vessel access.
Why Choose Us
✓ Proudly ISO-Certified, ensuring top-notch manufacturing standards.
✓ Benefit from our 1-year warranty coupled with lifetime support for peace of mind.
✓ Enjoy fast delivery and versatile OEM/ODM services tailored to your specifications.
✓ Avail free technical consultation and receive comprehensive CAD drawings to guide your projects.
Product Parameters
| Material: 304/316 SS (other grades available) |
| Size Range: DN400-DN800 (customizable) |
| Pressure Rating: Non-pressure (Atmospheric, -0.02MPa to 0.02MPa) |
| Sealing Standard: GB/T compliant, leak-tested |
| Temperature Range: -20°C to +300°C (gasket material options) |
Detailed Photos
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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