T/GDC 274-2024 Enhanced high-density polyethylene hexagonal structure wall pipe
T/GDC 274-2024 Enhanced high-density polyethylene hexagonal structure wall pipe
Basic Information
Scope
Scope: This document specifies the materials, pipe structure, and connection methods of reinforced high-density polyethylene hexagonal structure wall pipes, as well as their requirements, test methods, inspection rules, marking, transportation, and storage. This document is applicable to reinforced high-density polyethylene hexagonal structure wall corrugated pipes (hereinafter referred to as "hexagonal structure wall pipes") used in underground drainage, sewage, and communication sheathing pipes under a long-term operating temperature of 45°C or lower. Main technical content: materials, pipe structure, and connection methods of reinforced high-density polyethylene hexagonal structure wall pipes, as well as their requirements, test methods, inspection rules, marking, transportation, and storage.