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GB 35844-2018: Pressure regulators for liquefied petroleum gas cylinders
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| GB 35844-2018 | English | 599 |
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Pressure regulators for liquefied petroleum gas cylinders
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GB 35844-2018
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Basic data | Standard ID | GB 35844-2018 (GB35844-2018) | | Description (Translated English) | Pressure regulators for liquefied petroleum gas cylinders | | Sector / Industry | National Standard | | Classification of Chinese Standard | P47 | | Classification of International Standard | 91.140 | | Word Count Estimation | 30,321 | | Date of Issue | 2018-02-06 | | Date of Implementation | 2019-03-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB 35844-2018: Pressure regulators for liquefied petroleum gas cylinders---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 regulators for liquefied petroleum gas cylinders
ICS 91.140
P47
National Standards of People's Republic of China
Bottled liquefied petroleum gas pressure regulator
Published on.2018-02-06
2019-03-01 Implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Administration released
Directory
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Category and Model 3
4.1 Category 3
4.2 Model 3
5 Request 3
5.1 Material 3
5.2 Structure 4
5.3 Performance 5
6 Test method 8
6.1 Laboratory conditions 8
6.2 Visual Inspection 10
6.3 Hermetic Test 11
6.4 Close Pressure Test 11
6.5 Outlet Pressure Test 11
6.6 Regulator Static Characteristics Test 11
6.7 Mechanical Strength Test 13
6.8 Mechanical Durability Test 16
6.9 Corrosion resistance test 16
6.10 Liquefied petroleum gas performance test of non-metallic parts 16
6.11 Structural Inspection 16
7 Inspection Rules 17
7.1 Factory Inspection 17
7.2 Type inspection 18
8 Symbols, Warnings and Operating Instructions 18
8.1 Logo 18
8.2 Warning 18
8.3 Instructions for use 18
9 Packaging, Transport, and Storage 19
9.1 Packaging 19
9.2 Transportation 19
9.3 Storage 19
Appendix A (Normative) Pressure Regulator Import Handwheel Connector 20
Appendix B (normative appendix) Pressure regulator inlet quick-connect connector (diameter 20mm) 21
Appendix C (Normative) Regulator Performance Requirements with Pressure or Flow Safety Devices 22
Foreword
The entire technical content of this standard is mandatory.
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed and managed by the Ministry of Housing and Urban-Rural Development of the People's Republic of China.
This standard was drafted by. China Municipal Engineering North China Design & Research Institute Co., Ltd., Cryth Thermal Energy Technology (Zhongshan) Co., Ltd., Ning
Bowanan Co., Ltd., Zhongshan Kavanagh Gas Control System Co., Ltd., Shaanxi Datang Gas Safety Technology Co., Ltd., Hui
Dongli Anli Pressure Reducing Valve Manufactory, Rodalexlux Valve (Shanghai) Co., Ltd., Cixi Botman Electric Co., Ltd., Ningbo Shanfeng Valve
Co., Ltd., Ningbo Haomei Gas Valve Co., Ltd., National Gas Appliance Quality Supervision and Inspection Center.
The main drafters of this standard. Yu Jun, Li Jun, You Jintang, Zhang Feng, Liao Dejin, Liu Bo, Yang Zhennan, Li Bin, Zhang Junfei, Ye Jing, Wu Feng,
Yu Xuelian.
Bottled liquefied petroleum gas pressure regulator
1 Scope
This standard specifies the classification and model, requirements, test methods and inspection rules for bottled liquefied petroleum gas pressure regulators (hereinafter referred to as pressure regulators).
Signs, warnings and instruction manuals, packaging, transportation and storage.
This standard applies to import pressure of 0.03MPa ~ 1.56MPa, rated outlet pressure of 2.80kPa, rated flow is less than or equal to
2m3/h, domestic bottled liquefied petroleum gas pressure regulator with ambient temperature of -20°C to 45°C (hereinafter referred to as domestic pressure regulator); and
The inlet pressure is 0.03MPa~1.56MPa, the rated outlet pressure is 2.80kPa or 5.00kPa, and the rated flow is less than or equal to
3.6m3/h, commercial bottled liquefied petroleum gas regulators (hereinafter referred to as commercial regulators) with an ambient temperature of -20°C to 45°C.
All pressure values mentioned in this standard refer to gauge pressure.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB/T 196 common thread basic size
GB/T 197 Common thread tolerance
GB/T 1690 vulcanized rubber or thermoplastic rubber liquid resistance test method
GB/T 1804 Tolerances for tolerances of linear and angular dimensions for general tolerances
GB/T 2828.1 Count Sampling Inspection Procedures Part 1. Batch Inspection Sampling Plans Retrieved by Acceptance Quality Limit (AQL)
GB/T 3181 paint film color standard
GB/T 3934 common thread gauge technical conditions
GB/T 5231 processing of copper and copper alloy grades and chemical composition
GB/T 7307 55° non-sealed pipe thread
GB/T 10125 artificial atmosphere corrosion test salt spray test
GB/T 13818 die-cast zinc alloy
GB/T 15115 Die Cast Aluminum Alloy
JB/T 11492 Copper ball valve and stop valve for gas pipelines
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Regulator regulator
In the inlet pressure, flow rate and temperature range, always keep the outlet pressure within the preset range. See the main components diagram
figure 1.
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