GB/T 3227-2018 English PDF

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GB/T 3227-2018: Assembly tools for screws and nuts -- Driving squares for power socket tools
Status: Valid

GB/T 3227: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 3227-2018	199	Add to Cart	3 days	Assembly tools for screws and nuts -- Driving squares for power socket tools	Valid
GB/T 3227-2008	359	Add to Cart	3 days	Assembly tools for screws and nuts -- Driving squares for power socket tools	Obsolete
GB/T 3227-2000	319	Add to Cart	3 days	Assembly tools for screws and nuts-Driving squares for power socket tools	Obsolete
GB/T 3227-1988	RFQ	ASK	3 days	Driving squares for power socket wrenches	Obsolete

Similar standards

GB/T 5357   GB/T 6110   JB/T 3943   GB/T 3228   GB/T 3229   

Basic data

Standard ID: GB/T 3227-2018 (GB/T3227-2018)
Description (Translated English): Assembly tools for screws and nuts -- Driving squares for power socket tools
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J48
Classification of International Standard: 25.140.01
Word Count Estimation: 10,195
Date of Issue: 2018-12-28
Date of Implementation: 2019-07-01
Older Standard (superseded by this standard): GB/T 3227-2008
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 3227-2018: Assembly tools for screws and nuts -- Driving squares for power socket tools

---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.
Assembly tools for screws and nuts--Driving squares for power socket tools ICS 25.140.01 J48 National Standards of People's Republic of China Replace GB/T 3227-2008 Assembly tool for bolts and nuts Motorized sleeve tool transmission (ISO 1174-2.1996, Assemblytoolsforscrewsandnuts-Drivingsquares- Part 2. Drivingsquaresforpowersockettools, MOD) Published on.2018-12-28 2019-07-01 implementation State market supervision and administration China National Standardization Administration issued

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 3227-2008 "Mounting Squares for Motorized Sleeve Tools for Assembly Tools for Bolts and Nuts", and GB/T 3227- The main technical changes in.2008 are as follows. --- Added the figure and size of the circlip positioning type (K type) square head (see Figure 3 and Table 2); --- Added the figure and size of the L-shaped square hole matched with the circlip positioning type (K type) square head (see Figure 7 and Table 4). This standard uses the redrafting method to modify the use of ISO 1174-2.1996 "Bolt and nut assembly tool transmission Quartet Part 2. The transmission of the motorized sleeve tool is square. This standard has some structural adjustments compared to ISO 1174-2.1996. This standard and ISO 1174-2 are listed in Appendix A. A summary of the numbering of chapters in.1996. There are technical differences between this standard and ISO 1174-2.1996. The terms involved in these differences have been passed on the outside margins. The vertical single line (∣) of the position is marked, and a list of the corresponding technical differences and their causes is given in Appendix B. For ease of use, the following editorial changes have been made to this standard. --- Modified the standard name to harmonize with the existing standard series; --- Removed Appendix A of the international standard information. This standard was proposed by the China Machinery Industry Federation. This standard is under the jurisdiction of the National Standardization Technical Committee for Rock Drilling Machinery and Pneumatic Tools (SAC/TC173). This standard was drafted. Tianshui Rock Drilling Machinery Pneumatic Tools Research Institute, Dongguan Institute of Technology, Changsha Mining and Metallurgy Research Institute Co., Ltd. The main drafters of this standard. Gao Xuejing, Zhou Danni, Gan Hairen, Wang Jianzu, Chen Jilong, Zhou Rongrong. The previous versions of the standards replaced by this standard are. ---GB/T 3227-1978, GB/T 3227-1982, GB/T 3227-1988, GB/T 3227-2000, GB/T 3227-2008. Assembly tool for bolts and nuts Motorized sleeve tool transmission

1 Scope

This standard specifies the type, size and marking of the transmission square head and the transmission square hole of the assembly tool for the bolt and nut motorized sleeve tool. This standard is applicable to the transmission four-way of the motorized sleeve tool for bolt and nut assembly tools, that is, the transmission square head and the transmission square hole (the following simple Called "square head and square hole").

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 edition (including all amendments) applies to this document. GB/T 321-2005 Priority and Priority Numbers (ISO 3.1973, IDT) GB/T 1800.1-2009 Geometrical Product Specifications (GPS) Limits and fits. Part 1. Bases for tolerances, deviations and fits Foundation (ISO 286-1.1988, MOD)

3 Types and sizes of transmission squares

3.1 The type of square head is shown in Figure 1, Figure 2 and Figure 3. The dimensions are shown in Table 1 and Table 2. Basic dimensions and extreme dimensions in column s1 in Tables 1 and 2. It shall comply with the provisions of GB 10 of GB/T 321-2005 and GB/T 1800.1-2009. Figure 1 E type (with cylindrical positioning pin) ......

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