GB 35844-2018 English PDF

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GB 35844-2018: Pressure regulators for liquefied petroleum gas cylinders
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 35844-2018	599	Add to Cart	5 days	Pressure regulators for liquefied petroleum gas cylinders	Valid

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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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