Suppliers with verified business licenses
Audited Supplier | Specification | |
| Metal reinforced polyethylene spirally corrugated pipe diameter | Size Length× Width× Thickness |
| DN600 | 2184× 50× 7 |
| DN700 | 2197× 50× 7 |
| DN800 | 2850× 60× 7 |
| DN900 | 3200× 60× 7 |
| DN1000 | 3500× 60× 7 |
| DN1100 | 3650× 60× 9 |
| DN1200 | 4030× 70× 9 |
| DN1300 | 4432× 70× 9 |
| DN1400 | 4750× 70× 9 |
| DN1500 | 5000× 70× 9 |
| DN1600 | 5287× 70× 9 |
| DN1800 | 5915× 70× 9 |
| DN2000 | 6542× 70× 9 |
| Final Test | Unit | Standard | Test Result | Assess |
| HDPE Raw material density | g/cm 3 | ≥0.935 | 0.961 | OK |
| Raw material melt flow rate | g/10min | ≤0.50 | 0.46 | OK |
| Appearance check | / | Inernal and external surfaces is clean and free from other defects. | OK | OK |
| Heat reversion | % | ≤3;shall not show any cracks | 0.89,No cracks | OK |
| Tensile yield strength | Mpa | ≥19 | 20.2 | OK |
| Elongation at break | % | ≥350 | 656 | OK |
| Stress crack resistance | h | ≥300 | OK | OK |
Suppliers with verified business licenses
Audited Supplier 
){kind=link}
){kind=link}