Sichuan Senpu Pipe Co., Ltd.
Sichuan Senpu Pipe Co., Ltd.
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Double wall corrugated pipe
At present in the production process and use of technology has been very mature. Because of its excellent performance and relatively economical cost, it has been greatly promoted and applied in Europe and America and other developed countries. In China, the popularization and application of HDPE double-wall bellows are in a rising trend, and all the technical indicators have reached the use standard. The inner wall color of double wall bellows is usually blue and black, and some brands will use yellow inner wall.
Main Parameter
| Product Name | HDPE Strengthened Double-Wall Corrugation Pipe |
| Material | Polyethylene |
| Color | Black |
| Standard | GB/T19472.1-2004,ISO4427-1:2007 |
| Size | 225-800mm |
| Brade | Hesu |
| Type | SN8 |
| Guarantee | More than 50 years |
| The Specification of HDPE Double-Wall Corrugated Pipe (mm) | ||||||
| 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 |
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