Specifications
Unique product structure, thus high pressure resistanceSmooth inner surface, thus large flowing amount
Steel Band Reinforced PE Composite Spiral Corrugated Pipe
Physical-mechanical characteristic:
Items | Index | Testing Method | |
Ring stiffness | SN8 | ≥8 | GB/T9647-2003 |
SN12.5 | ≥12.5 | ||
SN16 | ≥16 | ||
Impact property | TIR≤10 | GB/T14152 | |
Peel strength(20°C±5°C)N/cm | ≥70 | refer to appendix A of CJ/T225-2006 | |
Ring flexibility | no fracture; double surfaces no falling apart | GB/T9647 | |
Oven test | non-stratified; drying crack | refer to 8.4.5 of CJ/T225-2006 | |
Tensile strength(N) of polyethylene connection interface | ≥1460 | GB/T8804 | |
Creep rate | ≤2 | GB/T8042 | |
Comments:
- Carried Standard: CJ/T225-2006 for Buried Steel Band Reinforced Polyethylene (PE) Spiral Corrugated Pipe for Sewage issued by Urban Construction Ministry of P.R.C
- Ring Stiffness Grades:SN8,SN12.5,SN16
- Fixed Pipe Length:6or9 meters; other lengths negotiated by supplier and buyer.
