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: .Microsoft Yahei, r(>Introduction to double-wall corrugated pipes
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: . >Double Wall corrugated pipes are special pipes produced from high-density polyethylene raw materials. The inner wall of the pipe is smooth, the outer wall is corrugated, and the inner and outer walls are hollow. It is mainly used for underground sewage and drainage systems.
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: . >The socket of double-wall corrugated pipe adopts double-layer pipe wall, which is expanded online during production and formed at one time, avoiding the shortcomings of single-layer wall being easily deformed due to thin pipe wall.
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< r : rbrrMicrosoft Yahei,:: >: .Microsoft Yahei, r(> Pipe performance characteristics
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: >, unique product structure, Strong pressure resistance
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: >, smooth inner wall, large flow rate
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: >, The product is easy to connect, the interface is well sealed, corrosion-resistant, zero leakage, no It is ideal to prevent scaling and avoid secondary pollution
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: >Green pipes
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: >. The product has good flexural properties and can adapt to uneven settlement of soil
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: >, long service life, underground use can last
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: >more than years< br/> , ><:><:>
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: >. The product is light in weight and easy to construct, which can reduce construction costs and shorten construction. Period
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: >, At speeds
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: >feet
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: >seconds, the wear resistance is higher than ordinary or fine-grained steel pipes
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: >～
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: >times.
HDPE double wall corrugated pipe