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GB 3446-2013 English PDF (GB 3446-1993: Older version)

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GB 3446-2013: Siamese connection
Status: Valid

GB 3446: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB 3446-2013English209 Add to Cart 3 days [Need to translate] Siamese connection Valid GB 3446-2013
GB 3446-1993English359 Add to Cart 3 days [Need to translate] Siamese connection Obsolete GB 3446-1993

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Basic data

Standard ID GB 3446-2013 (GB3446-2013)
Description (Translated English) Siamese connection
Sector / Industry National Standard
Classification of Chinese Standard C84
Classification of International Standard 13.220.10
Word Count Estimation 9,971
Older Standard (superseded by this standard) GB 3446-1993
Quoted Standard GB/T 197-2003; GB/T 1176-1987; GB/T 1348-2009; GB/T 2100-2002; GB/T 7306.2-2000; GB/T 7307; GB/T 9439-2010; GB 12514.1; GB 12514.2-2006
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This standard specifies: fire pump adapter Terminology and definitions, classification, technical requirements, test methods, inspection rules and signs, packaging. This standard applies to: Fire pipeline all kinds of fire pump adapter.

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GB 4351   GB 7956.12   GB 7956.1   GB 4396   GB 3445   

GB 3446-2013: Siamese connection

---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.
Siamese connection ICS 13.220.10 C84 National Standards of People's Republic of China Replacing GB 3446-1993 Fire pump adapter Issued on. 2013-09-18 2014-08-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

The standard Chapter 5, Chapter 7, Chapter 8 is mandatory, the rest are recommended. This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard replaces GB 3446-1993 "fire pump adapter." Compared with GB 3446-1993, in addition to editorial changes outside the main technical Surgery changes are as follows. --- Increased fire pump adapter terminology (see Chapter 3); --- Increasing the nominal pressure 4.0MPa fire pump adapter (see Section 4.1.3); --- Increased connectivity fire pump adapter (see 4.1.4); --- Increased fire pump inlet adapter interface material requirements (see 5.2); --- Increasing the inner surface of the cast iron corrosion requirements (see 5.3.1); --- Increasing the size of the threaded connection (see 5.4.2); --- The inspection rule has been modified (see Chapter 7, 1993 edition, Chapter 7). The standard proposed by the People's Republic of China Ministry of Public Security. 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. Xuyao Liang, Yang Xiaohua, Cao Jiasheng, Ling Xinliang, Chen Gang, pool Qiao Ling, Li Qiang, Qu Tianyi. This standard replaces the standards previously issued as follows. --- GB 3446-1982, GB 3446-1993. Fire pump adapter

1 Scope

This standard specifies the fire pump adapter terms and definitions, classifications, technical requirements, test methods, inspection rules and signs, packaging. This standard applies to all kinds of fire pipeline fire pump adapter.

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 197-2003 common thread tolerance GB/T 1176-1987 Cast Copper Alloys conditions GB/T 1348-2009 ductile iron castings GB/T 2100-2002 corrosion resistant steel castings for general purposes Part 2 GB/T 7306.2-2000 55 ° sealing pipe thread. internal taper thread and taper external thread GB/T 7307 55 ° non-sealing pipe thread GB/T 9439-2010 Gray Iron Castings GB 12514.1 fire interface - Part 1. General technical conditions for fire interface GB 12514.2-2006 fire interface - Part 2. Fire button within the interface and basic parameters

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Fixedly disposed outside the building, fire engine or motor for pumping water and other liquid fire to destroy a building fire water supply system Fire agent connection tool. Category 4 4.1 Types and Specifications 4.1.1 fire pump adapter (hereinafter referred to as "adapter") installation type can be divided according to the ground type, underground, wall bracket and multi-purpose type. 4.1.2 Press adapter outlet nominal diameter of 100mm and 150mm can be divided into two kinds. 4.1.3 Press the clutch can be divided into nominal pressure 1.6MPa, 2.5MPa and 4.0MPa other. 4.1.4 Press the clutch connection can be divided into the flange and threaded. 4.2 Model preparation The adapter Model methodology is as follows.
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