CJ/T 449-2014Diaphragm gas meter with shut-off valve (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
March 27, 2014
Implementation date
July 1, 2014
Scope
CJ/T 449-2014 (Diaphragm gas meter with shut-off valve) is available as an English-translated PDF.
CJ/T 449-2014 — This standard specifies the cut-type membrane gas meter (hereinafter referred to as the gas meter) terms and definitions, models, general requirements,, test side Law, inspection rules, marking, packaging, transportation and storage.
This standard applies to the maximum working pressure does not exceed 10kPa, the maximum flow does not exceed 10m3/h, to adapt to the minimum operating temperature range-10 °C ~ 40 °C gas meter design, production, testing and acceptance.
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Document preview — CJ/T 449-2014
National Standard of the People's Republic of China
- ICS
- 75.180.30; 91.140
- Classification
- P 47
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 cut-type diaphragm gas meter (hereinafter referred to as the gas meter) terms and definitions, models, general requirements, requirements, test methods, inspection rules, marking, packaging, transportation and storage. This Sta
Document data
International classification (ICS): 75.180.30; 91.140.
Chinese classification (CCS): P47.
Estimated length of the Chinese original: 23,284 words.
Standards quoted by this document
GB/T 191; GB/T 1690; GB/T 2423.1; GB/T 2423.2; GB/T 2423.3; GB/T 2423.17; GB/T 2828.1; GB/T 2829; GB 4208; GB/T 5080.7-1986; GB/T 6968-2011; GB/T 17626.2; GB/T 17626.3; GB/T 2885-2012; CJ/T 188; CJ/T 421
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 19 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 191Graphical symbols marking for handling and storage of packages
- GB/T 1690Rubber, vulcanized or thermoplastic—Determination of the effect of liquids
- GB/T 2423.1Environmental testing for electric and electronic products - Part 2: Test methods - Tests A: Cold
- GB/T 2423.2Environmental testing for electric and electronic products - Part 2: Test methods - Tests B: Dry heat
- GB/T 2423.3Environmental testing - Part 2: Testing method - Test Cab: Damp heat, steady state
- GB/T 2423.17Environmental testing - Part 2: Test methods - Test Ka: Salt mist
GB 4208
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Related Standards
GB/T 1690-2010 — Rubber, vulcanized or thermoplastic—Determination of the effect of liquids
GB/T 16900.2-2020 — Rules for the presentation of graphical symbols - Part 2: Method for testing comprehensibility
GB/T 16900-2008 — Rules for the presentation of graphical symbols - General principles
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