Free Download GB/T 19472.1-2019 Buried Polyethylene PE Structural Wall Pipeline System HDPE Double Wall Corrugated Pipe National Standard

GB/T 19472.1-2019 Buried PE Structural Wall Pipeline System

Part 1: Polyethylene Double Wall Corrugated Pipe

Address At the end of the article, this article is only used for academic discussion and research. If there is any infringement, please contact us to delete this content. This standard applies to hdpe double wall corrugated pipe, pe hollow wall wound pipe and other pipes

Download address: GB/T 19472.1-2019 Buried PE Structural Wall Pipeline System, Part 1: Polyethylene Double Wall Corrugated Pipe

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