T/FSS 26-2021 Foshan standard PVC-U drainage pipe for building use
T/FSS 26-2021 Foshan standard PVC-U drainage pipe for building use
Basic Information
Scope
Main technical content: This document specifies the terms and definitions, materials, product classification, requirements, test methods, inspection rules, marking, packaging, transportation, storage, and quality commitments for hard polyvinyl chloride (PVC-U) pipes used for building drainage (hereinafter referred to as "pipes"). This document applies to pipes made of polyvinyl chloride (PVC) resin as the main raw material, which are extruded and molded for use in building drainage systems. Subject to the chemical and thermal resistance of the materials meeting the requirements of use, they can also be used for industrial drainage pipes. The pipes specified in this document are to be used in conjunction with the fittings specified in GB/T 5836.2