GB/T 35451.1-2017E

Polypropylene(PP)structure-wall piping systems for underground drainage and sewerage—Part 1:Polypropylene double wall corrugated pipes

STANDARD published on 29.12.2017

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The information about the standard:

Designation standards: GB/T 35451.1-2017E
Publication date standards: 29.12.2017
Country: Chinese technical standard
Category: Technical standards GB