T/GDC 342-2025 Intelligent modified high-density polyethylene (HDPE-M) double wall Corrugated pipe
T/GDC 342-2025 Intelligent modified high-density polyethylene (HDPE-M) double wall Corrugated pipe
Basic Information
Scope
This document specifies the terms and definitions, symbols, abbreviations, materials, product classification, marking, structure, connection methods, RFID chip requirements, technical requirements, test methods, inspection rules, marking, transportation, and storage for intelligent modified high-density polyethylene (HDPE-M) double-wall corrugated pipes. This document is applicable to the production, manufacture, and inspection of intelligent modified high-density polyethylene (HDPE-M) double-wall corrugated pipes used in drainage and sewage projects with a long-term working temperature of 45°C or lower. Terms and definitions, symbols, abbreviations, materials, product classification, marking, structure, connection methods, RFID chip requirements, technical requirements, test methods, inspection rules, marking, transportation, and storage for intelligent modified high-density polyethylene (HDPE-M) double-wall corrugated pipes.