GA 79-2010 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GA 79-2010	399	Add to Cart	3 days	Ball valves for fire protection	Obsolete
GA 79-1994	279	Add to Cart	3 days	Technical requiremtns of converting palm print image data	Obsolete

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Basic data

Standard ID: GA 79-2010 (GA79-2010)
Description (Translated English): Ball valves for fire protection
Sector / Industry: Public Security (Police) Industry Standard
Classification of Chinese Standard: C84
Classification of International Standard: 13.220.10
Word Count Estimation: 10,172
Date of Issue: 2010-12-05
Date of Implementation: 2010-12-05
Older Standard (superseded by this standard): GA 79-1994
Quoted Standard: GB/T 1047; GB/T 3452.1; GB/T 9112; GB/T 12220; GB/T 12221; GB/T 12222; GB/T 12223; GB/T 17241.6; JB/T 8528; JB/T 8529; JB/T 8861; JB/T 8864
Regulation (derived from): Ministry of Public Security Technical Supervision Committee December 5, 2010 approved the release
Issuing agency(ies): Ministry of Public Security
Summary: This standard specifies the classification, model, technical requirements, test methods, inspection rules, packaging, marking, transportation and storage of fire-fighting ball valves (hereinafter referred to as ball valves). This standard applies to the delivery of water, foam and other liquid liquid fire extinguishing agent, the medium temperature of -40 �� ~ 70 �� of the ball valve. This standard does not apply to the delivery of gas extinguishing agent, dry powder fire extinguishing agent of the ball valve.

GA 79-2010: Ball valves for fire protection

---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.
Ball valves for fire protection ICS 13.220.10 C84 People's Republic of China Public Security Industry Standards Replacing GA 79-1994 Fire Ball Issued on. 2010-12-05 2010-12-05 implementation People's Republic of China Ministry of Public Security

Foreword

Chapter 5 of this standard is mandatory, the rest are recommended. This standard was drafted in accordance with GB/T 1.1-2009 given rules. Since the implementation of this standard, GA 79-1994 "fire ball performance requirements and test methods" abolished. This standard compared with GA 79-1994, in addition to editorial changes outside the main technical changes are as follows. --- To increase the "driving mode" category (see 3.3); --- Simplifying specifications, according to the relevant standard selected DN (nominal size), and adjust the model designation (see Chapter 4, 1994 edition 3.2); --- Increasing the length of the structure and the valve connection size requirements (see 5.1.3); --- Increased ball runner requirements (see 5.1.4); --- Increased requirements for power-driven ball valve unit (see 5.1.5); --- Increasing the flow components of the corrosion resistance requirements and test methods (see 5.2,6.2); --- Increasing the operating handle emergency requirements (see 5.3.2); --- Modify the index pressure, static pressure sealing performance and service life (see 5.4.1,5.4.2 and 5.5, the 1994 edition of 4.4.1,4.4.2 And 4.5); --- Remove the valve coating color requirements (see 1994 edition 4.6); --- Modified valve packing, transport and storage requirements (see 82, 1994 version 7.2.); --- Increasing the number of samples and test procedure ball description (see Appendix A). Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents. This standard was proposed by the Ministry of Public Security Fire Department. This standard by the National Standardization Technical Committee appliances Fire Fire accessories Technical Committee (SAC/TC113/SC5) centralized. This standard was drafted. Shanghai Fire Research Institute of Ministry of Public Security. The main drafters of this standard. gold Wei, Gu Wenjie, Xu Jun high, Hu Bin, Liu Fengnian. This standard replaces the standards previously issued as follows. --- GA 79-1994. Fire Ball

1 Scope

This standard specifies the fire ball (hereinafter referred to as ball) classification, models, technical requirements, test methods, inspection rules, packaging, labeling, Transport and storage. This standard applies to transport water, foam mixture and other liquid fire extinguishing agent, medium temperature of -40 ℃ ~ 70 ℃ ball in. This standard does not apply to transport gas fire extinguishing agent, dry powder extinguishing agent ball.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 1047 pipe element DN (nominal size) of the definition and selection GB/T 3452.1 hydraulic and pneumatic rubber O-rings - Part 1. Dimensions, tolerances GB/T 9112 steel pipe flanges with type parameters GB/T 12220 Universal Valve logo GB/T 12221 metal valve structure length Connection GB/T 12222 multi-turn valve actuator Turn valve actuator connected to the GB/T 12223 Part GB/T 17241.6 whole cast iron flanges JB/T 8528 common type valve electric device technology JB/T 8529 flameproof electric valve actuators technical conditions JB/T 8861 Ball static life test procedures JB/T 8864 pneumatic valve device technology Category 3 3.1 valve seal in the form of its sphere is divided into. a) one-way sealed; b) two-way seal. 3.2 Ball form and its connection pipe is divided into. a) flange connection; b) a threaded connection; c) an end flange, one end of the thread. 3.3 ball their way into the drive. a) Manual; b) power-driven. ......

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