T/CPPIA 59-2025 Active Group standards

T/CPPIA 59-2025 Guidelines for the installation of plastic pipes for drain age and sewerage for interior decoration engineering

Publish Date: 2025-11-29 Implement Date: 2026-01-15 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CPPIA 59-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Plastic pipes, fittings, and valves

Publish Date: 2025-11-29

Implement Date: 2026-01-15

Scope

This document provides guidance on the materials, design, installation, and inspection and acceptance of plastic drainage piping systems in interior decoration projects. This document applies to the installation of plastic piping systems in interior decoration projects. This document applies to the installation and acceptance of indoor drainage piping systems in new, renovated, and expanded residential and other civil buildings. Other types of buildings can refer to this document for implementation. The diameter of the pipes should comply with the relevant provisions of this document. 5 Materials 5.1 Polyvinyl chloride (PVC) 5.2 Polyethylene (PE) 5.3 Polypropylene (PP) 5.4 Accessories and others 6 Design and Selection 6.1 General provisions 6.2 Bathrooms 6.3 Kitchens 6.4 Balconies 6.5 Equipment rooms 6.6 Basements 7 Construction and Installation 7.1 General provisions 7.2 Construction preparation 7.3 Installation of fire-resistant rings 7.4 Pipe installation 7.5 Pipe connection methods 8 Inspection 8.1 Pipe inspection 8.2 Inspection of drainage fixture interfaces 8.3 Inspection of supports and hangers, and expansion joints

Development Information

Related Standards

GB/T 13663-2000 Replaced

GB/T 13663-2000 Polyethylene pipes for water supply

Publish Date: 2000-11-21

GB/T 18251-2000 Replaced

GB/T 18251-2000 Method for the assessment of pigment or carbon black dispersion in polyolefin pipes,fittings and compounds

Publish Date: 2000-11-21

GB/T 18252-2000 Replaced

GB/T 18252-2000 Plastics piping and ducting systems—Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation

Publish Date: 2000-11-21

GB/T 18477-2001 Replaced

GB/T 18477-2001 Unplasticized polyvinyl chloride(PVC-U) double wall corrugated pipes for underground soil, waste and drainage

Publish Date: 2001-10-24

GB/T 18742.1-2002 Replaced

GB/T 18742.1-2002 Polypropylene piping systems for hot and cold water installations—Part 1:General

Publish Date: 2002-05-29

GB/T 18742.2-2002 Replaced

GB/T 18742.2-2002 Polypropylene piping systems for hot and cold water installations—Part 2:Pipes

Publish Date: 2002-05-29