This document specifies the terms and definitions, symbols and abbreviations, materials, classification and marking, pipe structure and connection methods, technical requirements, test methods, inspection rules, Marking, transportation and storage. This document is applicable to high molecular weight high density polyethylene (HMWHDPE) double-peak winding structural wall pipes (hereinafter referred to as "pipes") for buried gravity flow urban domestic drainage, industrial drainage, farmland drainage, etc. where the long-term transport medium temperature is below 40°C. .
T/YNSX 6-2020 history
2020T/YNSX 6-2020 High Molecular Weight High Density Polyethylene (HMWHDPE) Double Wave Wound Structural Wall Pipe