Henan Liwei Industry Co., Ltd.
| Payment Terms | T/T, Western Union, L/C, D/A, MoneyGram |
| Supply Ability | 100000 Pieces per Month |
| Delivery Time | After payment 15-30 working days |
| Packaging Details | Inner plastic film,outer wooden case, if multiple compensators are packed in one case, we will use steel frame to fix it. |
| Product name | Flanged Duckbill Check Valve |
| Length | 95-500mm |
| Application | Air, Water, Sewage, Acid, Oil, Etc. |
| Material of rubber | EPDM/Neoprene/Normal rubber |
| Noise Reduction | Yes |
| Flange material | Carbon Steel Galvanized,Stainless Steel Etc. |
| Applicable Temperature | -15℃ - +80℃(special -30℃ - +160℃) |
| Drawing | Offer |
| Brand Name | liwei |
| Model Number | DN25-DN2500 |
| Certification | ISO9001, TUV, WRAS, CO, MTC, PL, IV etc |
| Place of Origin | Henan, China |
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Product Specification
| Payment Terms | T/T, Western Union, L/C, D/A, MoneyGram | Supply Ability | 100000 Pieces per Month |
| Delivery Time | After payment 15-30 working days | Packaging Details | Inner plastic film,outer wooden case, if multiple compensators are packed in one case, we will use steel frame to fix it. |
| Product name | Flanged Duckbill Check Valve | Length | 95-500mm |
| Application | Air, Water, Sewage, Acid, Oil, Etc. | Material of rubber | EPDM/Neoprene/Normal rubber |
| Noise Reduction | Yes | Flange material | Carbon Steel Galvanized,Stainless Steel Etc. |
| Applicable Temperature | -15℃ - +80℃(special -30℃ - +160℃) | Drawing | Offer |
| Brand Name | liwei | Model Number | DN25-DN2500 |
| Certification | ISO9001, TUV, WRAS, CO, MTC, PL, IV etc | Place of Origin | Henan, China |
| High Light | Flanged Rubber Check Valve ，Flanged Duckbill Check Valve ，Duckbill Check Valve Carbon Steel | ||
Excellent Sealing EPDM Rubber Flanged Duckbill Check Valve Custom Carbon Steel Flange
Flanged Duckbill Check Valve is a new type of water supply and drainage valve product with all-rubber structure, shape of "duckbill" and function of "forward flow and reverse check". It according to the force analysis and force calculation, according to different working conditions, using different design mechanism, the selection of different rubber formulations, and according to the special process of production. When the water flows into the water inlet, the small water pressure can open the valve, the greater the water pressure, the greater the valve is opened, the greater the water flow. When working in reverse, the valve port is naturally closed, the seal is backstop, the greater the back pressure, the tighter the valve port, the better the sealing effect. It is widely used in municipal, water conservancy, sewage treatment and other outlet, to prevent backflow, backflow, is the ideal product to replace the door.
Rubber duckbill valve can prevent flood and water intrusion into the sewers and streets of the basement, to avoid significant losses, prevent the water level rising, flooding into the sewage treatment plant, drainage pumping station, prevent sewage or the smell of fluid diffusion, and be ready for drainage
| Type | Nominal diameter of pipe | L for length | H for height | C for external diameter of flange |
| XF50-150-F | 50 | 150 | 100 | 150 |
| XF80-220-F | 80 | 220 | 140 | 200 |
| XF100-250-F | 100 | 250 | 200 | 225 |
| XF150-340-F | 150 | 340 | 265 | 275 |
| XF200-420-F | 200 | 420 | 325 | 338 |
| XF250-520-F | 250 | 520 | 425 | 400 |
| XF300-620-F | 300 | 620 | 525 | 485 |
| XF350-700-F | 350 | 700 | 625 | 525 |
| XF400-800-F | 400 | 800 | 725 | 588 |
| XF450-900-F | 450 | 900 | 825 | 625 |
| XF500-980-F | 500 | 980 | 925 | 688 |
| XF600-1120-F | 600 | 1120 | 1025 | 800 |
| XF700-1180-F | 700 | 1180 | 1125 | 969 |
| XF800-1350-F | 800 | 1350 | 1400 | 1080 |
| XF900-1500-F | 900 | 1500 | 1525 | 1150 |
| XF1000-1600-F | 1000 | 1600 | 1725 | 1325 |
| XF1200-1840-F | 1200 | 1840 | 1950 | 1485 |
♦ We offer good quality products in competitive price.
♦ We have rich experience in this industry.
♦ We have short delivery time .
♦ Shipped the goods on time.
♦ Meet your special requirements.
Packing
Inner: Plastic film, then put into carton case.
Outer: Safe firmed export plywood case, marking on carton case and wooden case can be customized, or packing as per your requests.
Shipping:
1.We could deliver the goods by international express, such as DHL, UPS, TNT, EMS, others.
2.You could also choose the transportation according to your schedule and budget.3.Or you could use your own cargo agent.
FAQ:
Q: Do you have products catalog?
A: Yes, we have. Please tell me your email or instant messager, we will send our catalog.
Q: Can you provide drawings and technical data?
A: Yes, our professional technical department will design and provide drawings and techical data.
Q: Do you provide samples? Is it free or charged?
A: Yes, we can offer sample free but shipping charges covered by customer.
Q:Are you trading company or manufacturer?
A: We are professional manufacturer.
Q:When the products will be shipped ?
A:Within 7~25 days after receiving the prepayment.
Company Details
Business Type:
Manufacturer
Year Established:
1988
Total Annual:
13834800-27669600
Employee Number:
200~300
Ecer Certification：
Verified Supplier
Henan Liwei Industry Co., Ltd. was founded in 1988, covering an area of 42000 square meters. It is a manufacturing enterprise specializing in the research and development, production, and sales of anti-corrosion pipeline lining, flexible rubber joints, metal joints, rubber p... Henan Liwei Industry Co., Ltd. was founded in 1988, covering an area of 42000 square meters. It is a manufacturing enterprise specializing in the research and development, production, and sales of anti-corrosion pipeline lining, flexible rubber joints, metal joints, rubber p...
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