T/CZRX 0166-2025 Active Group standards

T/CZRX 0166-2025 Classification standard for longitudinal reversion rate of thermoplastic pipes

Publish Date: 2025-12-22 Implement Date: 2025-12-22 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/CZRX 0166-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Plastic pipe

Publish Date: 2025-12-22

Implement Date: 2025-12-22

Scope

It specifies the test method and grade classification for the longitudinal shrinkage rate of thermoplastic pipes

Development Information

Related Standards

GB/T 7155.1-1987 Abolished

GB/T 7155.1-1987 Determination of density of thermoplastic pipes and fittings—Part 1:Determination of reference density of polyethylene pipes and fittings

Publish Date: 1987-01-02

GB/T 7155.2-1987 Abolished

GB/T 7155.2-1987 Determination of density of thermoplastic pipes and fittings—Part 2:Determination of density of polypropylene pipes and fittings

Publish Date: 1987-01-02

GB/T 13018-1991 Abolished

GB/T 13018-1991 Polyethylene (PE) pipes—Tolerances on outside diameters and wall thicknesses

Publish Date: 1991-07-03

GB/T 13019-1991 Abolished

GB/T 13019-1991 Polypropylene (PP) pipes—Tolerances on outside diameters and wall thicknesses

Publish Date: 1991-07-03

GB/T 13020-1991 Abolished

GB/T 13020-1991 Unplasticized polyvinyl chloride (PVC-U) pipes—Tolerances on outside diameters and wall thicknesses

Publish Date: 1991-07-03

GB/T 13526-1992 Replaced

GB/T 13526-1992 Unplasticized polyvinyl chloride (PVC-U) pipes—Dichloromethane test

Publish Date: 1992-06-12