PE double-wall corrugated pipe is a new type of lightweight structural wall pipe with HDPE as raw material, which has the features of light weight, high pressure resistance, good flexibility, fast construction and long service life, etc.Compared with other structural wall pipes, the cost is greatly reduced, and due to the connection is convenient and reliable, it has been widely used both at home and abroad instead of concrete pipe and cast iron pipe.
1. Municipal drainage and sewerage pipeline system;
2. Underground buried drainage and sewage pipeline in apartments and residential neighborhoods;
3. Pre-buried pipeline of expressway, underground seepage pipe network of golf course;
4. Agricultural irrigation, water conveyance, drainage and other water projects;
5. Fluid transportation and ventilation of chemical industry and mining;
6. Protective casing for underground pipelines and protective casing for communication cables.
| DN/OD | Min. Average Outer Diameter | Max. Average Outer Diameter | Min. Average Inner Diameter | Min. Laminated Wall Thickness | Min. Inner Wall Thickness | Min. Outer Wall Thickness | Min. Connection Length |
| 110 | 109.4 | 110.4 | 90 | 1 | 0.8 | 0.7 | 32 |
| 125 | 124.3 | 125.4 | 105 | 1.1 | 1 | 0.8 | 35 |
| 160 | 159.1 | 160.5 | 134 | 1.2 | 1 | 0.8 | 42 |
| 200 | 198.8 | 200.6 | 167 | 1.4 | 1.1 | 0.9 | 50 |
| 250 | 248.5 | 250.8 | 209 | 1.7 | 1.4 | 0.9 | 55 |
| 315 | 313.2 | 316 | 263 | 1.9 | 1.6 | 1 | 62 |
| 400 | 397.6 | 401.2 | 335 | 2.3 | 2 | 1.2 | 70 |
| 500 | 497 | 501.5 | 418 | 2.8 | 2.8 | 1.7 | 80 |
| 630 | 626.3 | 631.9 | 527 | 3.3 | 3.3 | 2 | 93 |
| 800 | 795.2 | 802.4 | 669 | 4.1 | 4.1 | 2.5 | 110 |
| 1000 | 994 | 1003 | 837 | 5 | 5 | 3 | 130 |
| 1200 | 1192.8 | 1203.6 | 1005 | 5 | 5 | 3 | 150 |
| DN/ID | Min. Average Inner Diameter | Min. Laminated Wall Thickness | Min. Inner Wall Thickness | Min. Outer Wall Thickness | Min. Connection Length |
| 100 | 95 | 1 | 0.8 | 0.7 | 32 |
| 125 | 120 | 1.2 | 1 | 0.8 | 38 |
| 150 | 145 | 1.3 | 1 | 0.8 | 43 |
| 200 | 195 | 1.5 | 1.1 | 0.9 | 54 |
| 225 | 220 | 1.7 | 1.4 | 0.9 | 55 |
| 250 | 245 | 1.8 | 1.5 | 1 | 59 |
| 300 | 294 | 2 | 1.7 | 1 | 64 |
| 400 | 392 | 2.5 | 2.3 | 1.4 | 74 |
| 500 | 490 | 3 | 3 | 1.8 | 85 |
| 600 | 588 | 3.5 | 3.5 | 2.1 | 96 |
| 800 | 785 | 4.5 | 4.5 | 2.7 | 118 |
| 1000 | 985 | 5 | 5 | 3 | 140 |
| 1200 | 1185 | 5 | 5 | 3 | 162 |
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