| Customization: | Available |
|---|---|
| Screen Material: | Aluminium Alloy/Copper |
| Sizes: | DN40-DN100 |
|
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This Dual Flap Bottom Check Valve is a high-performance non-return valve designed to prevent liquid backflow in pump systems. Featuring a double-door (dual flap) mechanism, it ensures reliable one-way flow control and is ideal for applications requiring minimal pressure loss and high durability.
Dual Flap Design:
Two independent flaps provide redundant sealing, preventing backflow even under pressure fluctuations (1 MPa).
Material & Durability:
Body: Aluminum alloy (lightweight, corrosion-resistant).
Flaps: Stainless steel or reinforced polymer for long-term wear resistance.
Technical Performance:
Working Pressure: 1 MPa (adjustable for custom applications).
Sizes: DN40 (1.5") to DN100 (4") for versatile pipeline compatibility.
Applications: Water pumps, fuel transfer systems, chemical processing.
Installation:
Mounted at the pump inlet or pipeline base for optimal backflow prevention.
Easy maintenance with detachable flaps and replaceable seals.
| Main Technical Parameters | |||
| Specification | Material | Working Pressure | Remarks |
| DN40(1.5") | Copper/ Aluminium Alloy |
1MPa | Suitable for various pumps as check valves for liquids |
| DN50(2") | |||
| DN80(3") | |||
| DN100(4") | |||
Xuzhou Xuqi International Trade Co., Ltd. stands out for its strong manufacturing capabilities and extensive industry experience. With the support of our two in-house factories, Jiangsu Jiasheng Petroleum Technology Co., Ltd. and Xuzhou Yikai Valve Co., Ltd., we offer high-quality, customized product solutions. Our product range includes stainless steel valves and petroleum equipment, widely used in industries such as oil, chemicals, and transportation. Through our global service network and reliable customer support, we ensure efficient and timely service, providing clients with the best solutions and experience.
Our products are carefully packaged using foam boxes, cardboard cartons, and wooden pallets to ensure maximum protection during transit. This packaging method helps to minimize the risk of damage and ensures that products arrive in optimal condition. The foam boxes provide cushioning, while the sturdy cardboard cartons and wooden pallets offer added stability and durability. Our logistics process involves efficient transportation to the port, where goods are securely loaded and shipped, ensuring timely delivery to international destinations. This packaging and shipping approach guarantees safe handling, cost-effective logistics, and reliable service for our customers worldwide.
1.MOQ
Normally our MOQ 10-100pcs.For the goods in stock, small order is acceptable.
2.Price
Pls contact me without hestitation if you want to know the latest price.
3.Sample
Free for Existing Samples bases on its value, the sampling time is one wokable day. Customers pay for the express fee.
The sample fee will be refund after you purchase first order.
4.Quality
Strict control for every step of production, better control the quality and the delivery time.
5.Reply
If you are interested in our products ,pls inquiry to me freely , We'll give you reply without delay. Contact me,
Name: Carly Qu
+8619996669683
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