সব পণ্য
ব্যক্তি যোগাযোগ :
Li
ফোন নম্বর :
18906241720
Stainless Steel 304 DN100 Flanged Backflow Preventer with Double Check Mechanism for Water Supply Safety
| উৎপত্তি স্থল | চীন |
|---|---|
| পরিচিতিমুলক নাম | Youwei |
পণ্যের বিবরণ
| অপারেশন পদ্ধতি | ম্যানুয়াল / গিয়ার চালিত | পোর্ট সাইজ | DN50-700 |
|---|---|---|---|
| অপারেটিং তাপমাত্রা | ≤120℃ | তাপমাত্রা পরিসীমা | -10°C থেকে 120°C |
| সীল টাইপ | ধাতু থেকে ধাতু / স্থিতিস্থাপক | স্টেমটাইপ | রাইজিং স্টেম / নন-রাইজিং স্টেম |
| সিলিং উপাদান | ইপিডিএম/এনবিআর/পিটিএফই | সংযোগ শেষ | Flanged, থ্রেডেড, grooved |
| সংযোগের ধরন | ফ্ল্যাঞ্জড / থ্রেডেড / ঝালাই | মিডিয়া | জল, তেল ইত্যাদি, গ্যাস এবং তাই |
| সাইজরেঞ্জ | DN50 থেকে DN600 | আকার | DN50 ~ DN 1000,2''-24'' |
| শেষ সংযোগ | উত্থিত মুখ ফ্ল্যাঞ্জ | গঠন | বল |
| ভালভ প্রকার | গেট ভালভ | ||
| বিশেষভাবে তুলে ধরা | Stainless Steel 304 Backflow Preventer,DN100 Flanged Check Valve,Double Check Mechanism Anti-Siphon Valve |
||
পণ্যের বর্ণনা
Stainless Steel 304 Backflow Preventer DF41X-16P | DN100 Flanged Anti-Siphon Check Valve for Water Supply Safety
Protect your pipeline from contamination with the DF41X-16P Stainless Steel 304 Backflow Preventer. Designed for high-pressure industrial water systems, this DN100 flanged valve ensures zero-backflow, corrosion resistance, and long-term durability. Order now for reliable cross-connection control.
Product Overview
The DF41X-16P is a high-performance, double-check valve assembly designed to prevent the reverse flow of contaminated water into the potable water supply. Crafted from premium CF8 (Grade 304) Stainless Steel, it is specifically engineered for environments where hygiene and corrosion resistance are non-negotiable.
Technical Specifications
| Feature | Details |
|---|---|
| Model Number | DF41X-16P |
| Material | Grade 304 Stainless Steel (CF8) |
| Nominal Diameter | DN100 (4-inch) |
| Nominal Pressure | PN16 (1.6 MPa) |
| Connection Type | Flanged (Standard Alignment) |
| Applicable Media | Water, Weak Corrosive Fluids |
| Working Temperature | 0°C to 80°C |
Key Features & Benefits
- Superior Corrosion Resistance: The 304 stainless steel body ensures the valve remains rust-free even in humid or mildly acidic industrial environments.
- Low Pressure Drop: Optimized internal flow design minimizes energy loss while maintaining maximum flow efficiency.
- Double Safety Mechanism: Dual independent check valves provide redundant protection against back-siphonage and back-pressure.
- Easy Maintenance: Top-entry cover design allows for quick inspection and part replacement without removing the valve from the pipeline.
- Industrial Grade Seal: Features high-resilience sealing components to ensure a bubble-tight shut-off every time.
Applications
- Municipal Potable Water Systems
- Industrial Cooling Towers
- Fire Sprinkler Systems
- Chemical and Food Processing Pipelines
Frequently Asked Questions
What is the main function of the DF41X-16P Backflow Preventer?
The DF41X-16P is designed to prevent the reverse flow of water from a potentially contaminated source back into a clean potable water system. It uses a dual-check mechanism to ensure that even if pressure fluctuations occur, the water only moves in one direction—protecting public health and system integrity.
Why choose 304 Stainless Steel (CF8) over Cast Iron?
While cast iron is common, Grade 304 Stainless Steel offers superior corrosion resistance and longevity. It is ideal for applications involving treated water, weak corrosive fluids, or high-moisture environments where rust could lead to valve failure or water contamination.
What does the "16P" signify in the model number?
The "16" refers to the nominal pressure rating of PN16 (capable of handling up to 1.6 MPa or approximately 232 PSI). The "P" indicates that the primary material is Stainless Steel, ensuring the unit meets high industrial standards for durability.
Is the DN100 model suitable for high-flow industrial systems?
Yes. The DN100 (4-inch) diameter is a standard size for main water lines in commercial buildings, factories, and fire protection systems. Its internal geometry is streamlined to allow high flow rates with minimal pressure drop (ΔP).
How often should this backflow preventer be inspected?
For optimal safety, we recommend a visual inspection every 6 months and a full functional test annually. The top-entry design of our DF41X-16P makes it easy for maintenance teams to access internal components without dismantling the entire pipeline.
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