Polyethylene double-wall corrugated pipe is a new type of pipe with a smooth inner wall and an annular corrugated outer wall, which is made of high-density polyethylene as the main raw material and produced through three processes of pipe forming, cutting and expanding.
Polyethylene double-wall corrugated pipe is divided into S1 type (ring stiffness ¡Ý4KN/©O) and S2 type (ring stiffness ¡Ý8KN/©O). Generally speaking, when there is no dynamic load or the buried depth of the pipe is about 0.7-5 meters, S1 type can be selected; when there is a dynamic load or the buried depth of the pipe is too shallow or too deep, S2 type can be selected. Specifications include ¦µ110¦µ160¦µ200¦µ225¦µ300¦µ400¦µ500¦µ600¦µ700¦µ800.
The pipe is all black, black outside and blue inside.
1. Strong and durable: The material has strong chemical stability, strong resistance to aging and environmental stress cracking. The hollow and annular corrugated structure greatly enhances its ring stiffness
2. Low cost: Compared with concrete pipes and cast iron pipes, this type of pipe is not only cheap to purchase, but also simple to install and install, which greatly reduces the construction cost and labor expenditure.
3. Large flow rate: The smooth inner wall reduces its friction coefficient, increases the flow rate per unit time, and enhances its anti-siltation and anti-blocking capabilities.
Pipe use:
Drainage and ventilation of mines and buildings; external network sewage discharge of municipal projects and residential areas; irrigation and water supply and drainage of farmland water conservancy; drainage and transportation of sewage treatment plants and garbage disposal sites; chemical ventilation and fluid transportation of chemical and mining industries; overall processing of pipeline inspection wells; pre-buried pipelines of highways; protection of high-voltage cables and postal and telecommunications cables, etc.
1. It can be widely used in municipal drainage, sewage and other pipeline system projects
2. Drainage and sewage system projects in apartments and residential areas
3. Factories, sewage treatment plants, garbage treatment plants and other public places
4. Water conservancy system projects such as farmland, water irrigation, water delivery and drainage
5. Underground seepage pipe network of golf courses
6. Protective casing of underground pipelines and protective casing of communication cables.
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