T/ZZB 1215-2019
Polyethylene spirally enwound structure and double-flat wall pipes with UV-resist and crack-resist (English Version)
- Standard No.
- T/ZZB 1215-2019
- Language
- Chinese, Available in English version
- Release Date
- 2019
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/ZZB 1215-2019
- Scope
- This standard specifies the terms and definitions, symbols and abbreviations, materials, pipe classification and marking, structural types and connection methods, basic requirements, Technical requirements, test methods, inspection rules, marking, transportation and storage, quality commitment. This standard is applicable to structural wall pipes with smooth inner and outer walls made from polyethylene (PE) compounding materials and processed by spiral winding molding process. This pipe is suitable for drainage, sewage and farmland irrigation and drainage projects where the long-term temperature is below 45°C. It can be used buried and can be stored and used in the open under certain conditions.
T/ZZB 1215-2019 history
- 2019 T/ZZB 1215-2019 Polyethylene spirally enwound structure and double-flat wall pipes with UV-resist and crack-resist
