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CJ/T 470-2015: Pressure regulator for liquefied dimethyl ether cylinder
Status: Valid
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| CJ/T 470-2015 | English | 399 |
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Pressure regulator for liquefied dimethyl ether cylinder
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Standard similar to CJ/T 470-2015 GB 27790 | GB 25035 | CJ/T 112 | CJ/T 477 | CJ/T 466 | CJ/T 463 | Basic data | Standard ID | CJ/T 470-2015 (CJ/T470-2015) | | Description (Translated English) | Pressure regulator for liquefied dimethyl ether cylinder | | Sector / Industry | Urban Construction Industry Standard (Recommended) | | Classification of Chinese Standard | P47 | | Classification of International Standard | 91.14 | | Word Count Estimation | 17,199 | | Date of Issue | 2015-01-20 | | Date of Implementation | 2015-07-01 | | Quoted Standard | GB/T 1239.2; GB/T 1690; GB/T 1804; GB/T 2828.1; GB/T 2829; GB/T 3934; GB/T 4423; GB 7144; GB/T 7307; GB/T 10922; GB/T 13808; GB/T 13818; GB/T 15115; GB 25035; CJ/T 180-2014 | | Regulation (derived from) | Ministry of Housing and Urban-Rural Development Notice 710 | | Issuing agency(ies) | Ministry of Housing and Urban-Rural Development of the People's Republic of China | | Summary | This Standard specifies the regulator bottled liquefied dimethyl ether (hereinafter referred to as regulator) classification and models, materials and structures, requirements, test methods, inspection rules, marking, packaging, transportation and storage. This Standard applies to the provisions of GB 25035 of town gas with diethyl ether as the gas source, the inlet pressure of 0.03 MPa ~ 0.94 MPa, the outlet pressure of 2.00 kPa �� 0.50 kPa, the rated flow rate of not more than 3m3/h, use of ambient temperature - regulator 20��C ~ 45��C of. Pressure values ??mentioned in this standard have not traveled label refers to gauge pressure. | CJ/T 470-2015: Pressure regulator for liquefied dimethyl ether cylinder---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Pressure regulator for liquefied dimethyl ether cylinder
ICS 91.140
P47
People's Republic of China urban construction industry standards
Bottled liquefied dimethyl ether regulator
2015-01-20 released
2015-07-01 implementation
Ministry of Housing and Urban-Rural Development, People's Republic of China released
Directory
Foreword Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 classification and model 2
5 materials and structure 3
6 Requirements 4
7 Test Method 6
8 Inspection rules 10
9 logo, packaging, transportation and storage 11
Appendix A (informative) regulator high and low temperature test device diagram 13
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard proposed by the Ministry of Housing and Urban Standard and Design Institute.
This standard by the Ministry of Housing and Urban Gas Standardization Technical Committee centralized.
This standard was drafted. National Gas Appliances Quality Supervision and Inspection Center, China National Institute of Standardization, Wan'an Co., Ltd. Ningbo, Canton
East Evergreen (Group) Co., Ltd., Cixi Portman Electric Co., Ltd., Rodolox Valve (Shanghai) Co., Ltd., China Municipal Engineering
Cheng North China Design and Research Institute Co., Ltd.
The main drafters of this standard. Zhai Jun, Pan Haining, Zhang Feng, Gu Youzhi, Zhang Junfei, Li Bin, with the snow.
Bottled liquefied dimethyl ether regulator
1 Scope
This standard specifies the classification of bottled liquefied dimethyl ether regulator (hereinafter referred to as regulator) and type, material and structure, requirements, test side
Law, inspection rules, marking, packaging, transportation and storage.
This standard applies to urban gas in accordance with GB 25035 with dimethyl ether as the gas source, the inlet pressure of 0.03MPa ~ 0.94MPa, out
Mouth pressure of 2.00kPa ± 0.50kPa, the rated flow of not more than 3m3/h, the use of ambient temperature -20 ℃ ~ 45 ℃ regulator.
The pressure mentioned in this standard where unlabeled mean gauge pressure.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 1239.2 Cold rolled cylindrical coil springs - Part 2. Compression springs
GB/T 1690 vulcanized rubber or thermoplastic rubber liquid test methods
GB/T 1804 General tolerances Tolerances for linear and angular dimensions without tolerances
GB/T 2828.1 Sampling procedures for inspection - Part 1. Batch inspection sampling plan by acceptance quality limit (AQL)
GB/T 2829 cycle test count sampling procedures and tables (for the stability of the test process)
GB/T 3934 ordinary thread gauge technical conditions
GB/T 4423 copper and copper alloy rod
GB 7144 cylinder color logo
GB/T 7307 55 ° non-sealed pipe thread
GB/T 10922 55 ° non-sealed pipe thread gauge
GB/T 13808 copper and copper alloy extruded rod
GB/T 13818 die-cast zinc alloy
GB/T 15115 die-cast aluminum
GB 25035 town gas with dimethyl ether
CJ/T 180-2014 Manual Gas Valve for Construction
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Reference state referencestate
Drying gas at 15 ° C and absolute pressure of 101.325 kPa.
3.2
Turn off stress lockuppressure
Turn off the regulator outlet valve and stabilize the pressure at the regulator outlet at zero flow.
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