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GB/T 4389-2013 English PDF

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GB/T 4389-2013: Double-headed open-ended wrenches, double-headed box wrenches and combination wrenches -- Maximum widths of heads
Status: Valid

GB/T 4389: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 4389-2013English189 Add to Cart 3 days [Need to translate] Double-headed open-ended wrenches, double-headed box wrenches and combination wrenches -- Maximum widths of heads Valid GB/T 4389-2013
GB/T 4389-1995English199 Add to Cart 3 days [Need to translate] Assembly tool for screws and nuts--open-end double-head engineers wrenches, double-head box wrenches and combination wrenches--Maximum outside dimensions of heads Obsolete GB/T 4389-1995
GB 4389-1984English199 Add to Cart 3 days [Need to translate] Assembly tools for screws and nuts-open-end double-head engineers wrenches, double-head box wrenches and combination wrenches maximum outside dimensions of heads Obsolete GB 4389-1984

PDF similar to GB/T 4389-2013


Standard similar to GB/T 4389-2013

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Basic data

Standard ID GB/T 4389-2013 (GB/T4389-2013)
Description (Translated English) Double-headed open-ended wrenches, double-headed box wrenches and combination wrenches -- Maximum widths of heads
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J47
Classification of International Standard 25.140.30
Word Count Estimation 8,837
Older Standard (superseded by this standard) GB/T 4389-1995
Quoted Standard GB/T 3104; GB/T 4390; GB/T 4393; GB/T 4625
Adopted Standard ISO 3318-2009; MOD
Regulation (derived from) National Standards Bulletin No. 22 of 2013
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: Double wrench, double ring spanner, wrench head shape the maximum size. This standard applies to: pull tighten bolts and nuts or other fasteners wrenches, box wrenches and combination wrenches, these wrenches named after the term

GB/T 4389-2013: Double-headed open-ended wrenches, double-headed box wrenches and combination wrenches -- Maximum widths of heads


---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.
Double-headed open-ended wrenches, double-headed box wrenches and combination wrenches.Maximum widths of heads ICS 25.140.30 J47 National Standards of People's Republic of China Replacing GB/T 4389-1995 Double-headed wrench, double-headed box wrenches and combination wrenches The maximum size of the head shape Double-headedopen-endedwrenches, double-headedboxwrenchesand (ISO 3318.2009, Assmblytoolsforscrewsandnuts-Double-headedopen- endedwrenches, double-headedboxwrenchesandcombinationwrenches- Maximumwidthsofheads, MOD) Issued on. 2014-05-01 2013-11-12 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard replaces GB/T 4389-1995 "Assembly tools for screws and nuts headed wrenches, double-headed box wrenches and combination wrenches The maximum size of the head shape, "compared with the GB/T 4389-1995, the main changes are as follows. --- The standard name was changed to "double-headed wrench, double-headed box wrenches and combination wrenches - Maximum outside dimensions of the head"; --- S will to amend non-preferred sizes 6,9,12,14,17,19,20,22,23,25,26,28,29,31,32,38,65,70,75,80 (1995 edition Table 1, Table 1 edition); --- Increasing the provision of technical specifications (Chapter 4 of this edition); --- Standard structure and presentation was modified. This standard uses redrafted law revision using ISO 3318.2009 "Assembly tools for screws and nuts headed wrenches, double-headed Plum Wrenches and combination wrenches maximum width of the head shape. " This standard and ISO 3318. compared to 2009 in the structure have more adjustment, listed in Appendix A of this standard and ISO 3318.2009 Reg number compared to the control list. This standard and ISO 3318.2009 as compared to the existence of technical differences between the terms of these differences has been involved through its outer margin bits Opposing vertical single line (|) were labeled, given a list of corresponding technical differences and their reasons in Appendix B. This standard also made the following editorial changes. --- The standard name was changed to "double-headed wrench, double-headed box wrenches and combination wrenches - Maximum outside dimensions of the head." The standard proposed by China National Light Industry Council. This standard by the National Standardization Technical Committee, hardware tools Hardware Technical Committee (SAC/TC174/SC2) centralized. This standard is drafted by. Jiangsu Shuntian Jiangdu Tools Group Co., Ltd. Zhejiang billion foreign Tool Manufacturing Co., Ltd., Shanghai Tool Industrial Research Institute. Participated in the drafting of this standard. Shanghai field Tool (Group) Co., Ltd. Deng Wei, Li tool Group Co., Ltd., Ningbo Great Wall Precision Industrial Co., Ltd., Zhejiang Industrial Co., Ltd. of Blue, Zhejiang EMMET Electrical Co., Ltd., Shenyang Europe and Thailand · Qaeda torque technology Limited. The main drafters of this Standard. Weng Hang built Zoujia Ping, Chenchang Qi, Wu Zuxun Fusui Jujia Ping, Chen Lihai, Shen Jianming, Yang Ye, Chang Liang Bin, Gu Qing. This standard replaces the standards previously issued as follows. --- GB/T 4389-1984, GB/T 4389-1995. Double-headed wrench, double-headed box wrenches and combination wrenches The maximum size of the head shape

1 Scope

This standard specifies the double-headed wrench, double-headed box wrenches and combination wrenches - Maximum outside dimensions of the head. This standard applies to wrenching bolts and nuts, or other fasteners wrenches, box wrenches and combination wrenches, wrenches named above and surgery In accordance with the provisions of language GB/T 4625's.

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 3104 Fasteners Hexagon width across product (GB/T 3104-1982, ISO 272. 1982, NEQ) GB/T 4390 spanner wrench openings and holes - tolerances (GB/T 4390-2008, ISO 691.2005, MOD) GB/T 4393 wrenches, box wrenches and combination wrenches - Technical specifications (GB/T 4393-2008, ISO 1711-1.2007, NEQ) GB/T 4625 Assembly tools for screws and nuts term (GB/T 4625-1998, idtISO 1703. 1983) The maximum size of the wrench head shape 3 Wrench head shape shown in Figure 1 and Figure 2. The maximum size of the shape of the head should be in accordance with Table 1. NOTE. The standard diagram is merely an example, does not affect the design of the wrench.

1 wrench head shape

Figure 2 wrench head shape

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