Specifications
Nominal outer diameter (mm) | Outer diameter (mm) | Internal diameter (mm) | ||
SN4 | SN8 | SN4 | SN8 | |
DN200 | 220 | 220 | 195 | 195 |
DN225 | 250 | 250 | 225 | 225 |
DN300 | 330 | 330 | 292 | 292 |
DN400 | 445 | 445 | 390 | 390 |
DN500 | 550 | 550 | 490 | 490 |
DN600 | 650 | 650 | 590 | 590 |
DN700 | 790 | 790 | 698 | 698 |
DN800 | 880 | 880 | 790 | 790 |
Technical Data
Ring stiffness, (KN/m2) | SN4≥4 SN8≥8 |
Impact Property (TIR),% | ≤10 |
Ring flexibility | The specimen is smooth, no reverse bending, no cracking and no separation between the two walls. |
Oven test | No bubbles, no delamination, no cracking |
Connection Sealing Test | No leakage |
Creep ratio | ≤4 |
Applications
1. Municipal drainage and sewage pipeline system engineering.
2. Underground drainage and sewage drainage are laid in apartments and residential districts.
3. Embedded pipelines of Expressway and underground seepage pipe network of golf course.
4. Water conservancy projects such as irrigation, water conveyance and waterlogging drainage in farmland.
5. Chemical industry, mine for fluid transportation and ventilation, etc.
6. Protection sleeve of underground pipeline and communication cable.