CJ/T 372-2011Polybutylene random copolymer pipes and fittings for hot and cold water installations (English PDF)
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Issued by
Ministry of Housing and Urban-Rural Development of the People's Republic of China
Level / Type
National · Recommended
Issue date
August 9, 2011
Implementation date
February 1, 2012
Scope
CJ/T 372-2011 (Polybutylene random copolymer pipes and fittings for hot and cold water installations) is available as an English-translated PDF.
CJ/T 372-2011 — This standard specifies the cold and hot water with random copolymer polybutene (hereinafter referred to PB-R) pipe and fittings terms and definitions, symbols, abbreviations, Conditions of use, materials, product classifications, selection of pipe series S values, requirements, test methods, inspection rules and marking, packaging, transport and Storage.
This standard applies to low-temperature hot water floor radiant heating and surface radiation cooling pipe systems and other hot and cold water pipes and fittings.
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Document preview — CJ/T 372-2011
National Standard of the People's Republic of China
- ICS
- 91.140.60
- Classification
- P 42
Issued by: Ministry of Housing and Urban-Rural Development of the People's Republic of China
Contents
- What this standard covers1
- Document data2
- Standards quoted by this document3
What this standard covers
This standard specifies the random copolymerized with hot and cold water pipes and fittings butene terms and definitions, symbols, abbreviations, conditions of use level, materials, product classification, pipe series S value selection, requirements, test methods, inspection rules and signs, packaging, transportation and storage. This standard applies to low-temperature hot water radiant floor radiant heating and surface cooling systems, hot and cold water pipes pipes and fittings.
Document data
International classification (ICS): 91.140.60.
Chinese classification (CCS): P42.
Estimated length of the Chinese original: 21,245 words.
Standards quoted by this document
GB/T 1844.1; GB/T 2035; GB/T 2828.1; GB/T 2918; GB/T 3682; GB/T 6111; GB/T 6671-2001; GB/T 7306.1; GB/T 7306.2; GB/T 8806; GB/T 15820; GB/T 18552; GB/T 18991; GB/T 19278; GB/T 19473.2-2004; GB/T 19993; GB/T 21300; ISO 17455
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 17 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 1844.1Plastics—Symbols and abbreviated terms—Part 1:Basic polymers and their special characteristics
- GB/T 2035Plastics - Vocabulary
- GB/T 2828.1Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
- GB/T 2918Plastics -- Standard atmospheres for conditioning and testing
- GB/T 3682Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics
- GB/T 6671-2001Thermoplastics pipes -- Determination of longitudinal reversion
ISO 17455
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Related Standards
GB/T 15820-1995 — Test of resistance to pull out of joints between polyethylene (PE) pressure pipes and fittings
GB/T 18252-2020 — Plastic piping systems Use extrapolation to determine the long-term hydrostatic strength of thermoplastic materials in the form of pipes
GB/T 1844.1-2022 — Plastics—Symbols and abbreviated terms—Part 1:Basic polymers and their special characteristics
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CJ/T 372-2011
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