Specification
The Specification of HDPE Double-Wall Corrugated Pipe | ||||||
DN/ID | Min ID | OD | O.D.tolerance | Min Thinkness | Bellmouth ID | Min Bellmouth ID |
225 | 220 | 255 | ±3 | ≥1.7 | 264-269 | ≥55 |
300 | 294 | 330 | ±3 | ≥2.0 | 348-351 | ≥64 |
400 | 392 | 456 | ±3 | ≥2.5 | 465-469 | ≥74 |
500 | 490 | 572 | ±3 | ≥3.0 | 549-553 | ≥85 |
600 | 588 | 690 | ±3 | ≥3.5 | 668-672 | ≥96 |
800 | 785 | 925 | ±3 | ≥4.5 | 888-895 | ≥118 |
What is Double Wall Corrugated Drainage Pipe?
Double-wall corrugated pipe has the characteristics of strong resistance to external pressure, low project cost and long service life. It is mainly used in large water delivery, water supply, drainage, sewage, exhaust, subway ventilation, mine ventilation and farmland irrigation with working pressure below 0.6mpa.
Product Picture
By using these methods, the pipes can be combined. With self muffed and seal / gasket joining Method Gaskets are placed in the first ring of the socket part of the pipe. The other side is tightened by hand (or by using a lever) and attached to the second projection of the pipe. The final shape of the gasket should be such that it remains outside when the seal is attached. Before fitting, gasket materials such as soap or silicone should be used for compatibility in sealed.
Besides, SENPU will provide the connecting fittings and welding equipment and tools for various types of double wall bellows.