DB35/T 1673-2017
Specifications for modified polypropylene (PP) double-wall corrugated pipes for buried drainage and sewage (English Version)
- Standard No.
- DB35/T 1673-2017
- Language
- Chinese, Available in English version
- Release Date
- 2017
- Published By
- Fujian Provincial Standard of the People's Republic of China
- Latest
- DB35/T 1673-2017
- Scope
- This standard specifies modified polypropylene (PP) for underground drainage and sewage treatment, which is mainly made of polypropylene (PP) resin, added with an appropriate amount of calcium sulfate whiskers, β-nucleating agents and other modifying additives, and processed using an extrusion process. Definition, symbols and abbreviations, raw materials, product classification and marking, pipe structure and connection methods, technical requirements, test methods, inspection rules and signs, transportation, storage . This standard is applicable to buried drainage and sewage pipes with long-term temperatures not exceeding 60°C.
DB35/T 1673-2017 history
- 2017 DB35/T 1673-2017 Specifications for modified polypropylene (PP) double-wall corrugated pipes for buried drainage and sewage
