T/GDC 142-2022 PP Rectangular Reinforced Polyethylene Wrapped Corrugated Pipe for Underground Drainage and Sewage Disposal
T/GDC 142-2022
Basic Information
Scope
Scope: This document specifies the terms and definitions, symbols, abbreviations, raw materials, pipe grading and marking, pipe structure types and connection methods, technical requirements, test methods, inspection rules and markings, transportation and storage of PP rectangular and circular reinforced polyethylene corrugated pipes (hereinafter referred to as "pipes") used for underground drainage and sewage disposal. This document is applicable to PP rectangular and circular reinforced polyethylene corrugated pipes used for underground drainage and sewage disposal. The pipes specified in this document are suitable for long-term conveying of media with a temperature below 45°C in underground drainage and sewage disposal projects; Main technical contents: materials, pipe grading and marking, pipe structure types and connection methods, color, appearance, specification dimensions, physical and mechanical properties of pipes, system applicability