Rubber Duckbill Check Valve 50-1200mm For Drainage Systems | Industrial Grade Backflow Prevention
The clamp-type rubber duckbill check valve is engineered for superior performance in drainage systems, featuring cost-effectiveness, easy installation, and flexible mounting options. Constructed from high-quality rubber material, this valve offers excellent flexibility and sealing capabilities to prevent backflow in pipeline systems.
- Automatic operation - opens during flow and closes to prevent backflow
- Excellent sealing performance with flexible rubber construction
- Easy installation and maintenance with clamp-type design
- Suitable for hot water, cold water, and domestic sewage applications
- Cost-effective solution for drainage system protection
- Verify valve inner diameter matches pipeline outer diameter for proper fit
- Ensure adequate installation space meets drainage requirements
- Secure valve-to-pipeline connections to prevent leakage
- Regularly inspect sealing performance and operational flexibility
- Paper manufacturing facilities
- Industrial chemical processing
- Oil field transportation systems
- Municipal drainage pipelines
- Sewage wells and overflow pools
| Model | Pipe Diameter | Length (mm) | Height (mm) | Flange OD |
|---|---|---|---|---|
| XH8150-125-X | 50 | 125 | 47 | 150 |
| XH8180-175-X | 80 | 175 | 72 | 200 |
| XH81100-225-X | 100 | 225 | 97 | 225 |
| XH81150-350-X | 150 | 350 | 147 | 275 |
| XH81200-375-X | 200 | 375 | 197 | 338 |
| XH81250-475-X | 250 | 475 | 247 | 400 |
| XH81300-560-X | 300 | 560 | 297 | 485 |
| XH81350-625-X | 350 | 625 | 344 | 525 |
| XH81400-700-X | 400 | 700 | 394 | 588 |
| XH81450-780-X | 450 | 780 | 444 | 625 |
| XH81500-880-X | 500 | 880 | 494 | 688 |
| XH81600-1000-X | 600 | 1000 | 494 | 800 |
| XH81700-1000-X | 700 | 1000 | 694 | 969 |
| XH81800-1260-X | 800 | 1260 | 794 | 1080 |
| XH81900-1400-X | 900 | 1400 | 894 | 1150 |
| XH811000-1520-X | 1000 | 1520 | 988 | 1250 |
| XH811200-1725-X | 1200 | 1725 | 1188 | 1485 |
We are a manufacturer with over 20 years of experience producing duckbill valves, rubber expansion joints, bellows expansion joints, flexible metal hoses, disassembly joints, flange adapters, and flanges.
We ship by sea or air with delivery typically within 7 to 14 days, depending on order quantity.
Shanghai, Qingdao, Tianjin, or Guangzhou in China.
Yes, materials can be customized according to your specific requirements.
If any quality problems occur during use, all products can be returned.
Products are wrapped in plastic film, packed into cartons, then secured in wooden cases. Custom packaging is available upon request.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.