GB/T 5356-2021 English PDF

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GB/T 5356-2021: Hexagon socket screw keys
Status: Valid

GB/T 5356: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 5356-2021	229	Add to Cart	3 days	Hexagon socket screw keys	Valid
GB/T 5356-2008	479	Add to Cart	3 days	Hexagon socket screw keys	Obsolete
GB/T 5356-1998	319	Add to Cart	3 days	Hexagon socket screw keys	Obsolete
GB/T 5356-1985	RFQ	ASK	3 days	Hexagon socket screw keys	Obsolete

Similar standards

GB/T 45677   GB/T 5357   GB/T 6110   GB/T 5358   

Basic data

Standard ID: GB/T 5356-2021 (GB/T5356-2021)
Description (Translated English): Hexagon socket screw keys
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J47
Word Count Estimation: 12,158
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 5356-2021: Hexagon socket screw keys

---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.
Hexagon socket screw keys ICS 25.140.30 CCSJ47 National Standards of People's Republic of China Replace GB/T 5356-2008 Allen wrench (ISO 2936.2014, Assemblytoolsforscrewsandnuts- Released on 2021-11-26 2022-06-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. This document replaces GB/T 5356-2008 "Inner Hexagonal Wrench", compared with GB/T 5356-2008, except for structural adjustments and editorial changes In addition, the main technical changes are as follows. ---Added product classification and marking (see Chapter 4); ---Change the product mark (see 4.2, 3.3 of the.2008 edition); ---Added material requirements (see 5.1, 6.1); ---Added specifications 5.5mm, 41mm, 46mm and related dimensions (see 5.2); ---Change the basic size (see 5.2, 3.2 in the.2008 edition); ---Added surface treatment requirements (see 5.3.3); ---The hardness value has been changed, and the torque value of the three specifications of the opposite side width of 5.5mm, 41mm and 46mm has been added (see 5.4,.2008 edition 4.4); ---Added material test methods (see 6.1); ---Increase the inspection method of the end face round chamfer radius and straight chamfer width (see 6.2.2); ---Changed the straightness test method (see 6.2.4, 5.4 of the.2008 edition); ---The torque test method is changed (see 6.4.2, 5.7 in the.2008 edition); ---Change the inspection rules (see Chapter 7, Chapter 6 of the.2008 edition); ---Change the product mark (see 8.1, 7.1 of the.2008 edition). This document uses the redrafting method to modify and adopt ISO 2936.2014 "Screw and Nut Assembly Tool Allen Wrench". Compared with ISO 2936.2014, this document has many adjustments in structure. Appendix A lists the differences between this document and ISO 2936.2014. Check list of article number changes. Compared with ISO 2936.2014, this document has technical differences. The set vertical single line (|) is marked, and a list of the corresponding technical differences and their reasons is given in Appendix B. The following editorial changes have been made to this document. ---Modify the file name to "Inner Hexagonal Wrench"; ---Changed the code names of the long handle type long type and the extended type; ---Changed the marking example; ---Added the "Note" in Figure 1; ---In Table 1, "Specifications" is added; ---References have been deleted. Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents. This document was proposed by the China National Light Industry Council. This document is under the jurisdiction of the National Hardware Standardization Technical Committee (SAC/TC174). Drafting organizations of this document. Zhejiang Feiling Tools Co., Ltd., Shanghai Tool Industry Research Institute, Shida Tools (Shanghai) Co., Ltd., Weihai Weili High-end Tools Co., Ltd., Hangzhou Juxing Technology Co., Ltd., Ningbo Great Wall Precision Industry Co., Ltd., Ningbo Decheng Tools Co., Ltd., Jiande Yuanfeng Tools Co., Ltd., Hebei Zhongbo Explosion-proof Tools Co., Ltd., Foshan Yingzhiyin Hardware Tool Manufacturing Co., Ltd. Company, Hangzhou Great Tools Co., Ltd., Jiande Shuangjian Tools Co., Ltd., Wendeng Weili Haoran Tools Manufacturing Co., Ltd., Ningbo Deli Tools Co., Ltd., Hangzhou Zhaosheng Hardware Tools Co., Ltd., Zhejiang Bosi Bichuan Yinzhou Technology Co., Ltd., Jiangsu Weisheng Trading Co., Ltd., Henan Jianghua Tools Co., Ltd., Zhejiang Sida Tools Co., Ltd., Kangtai Electric Co., Ltd., Zhaoyuan Hongrun Machinery Manufacturing Co., Ltd., Zhejiang Tuojin Hardware Tools Co., Ltd., Henan Institute of Metrology, Xuzhou Jinhu Tools Manufacturing Co., Ltd., Yuyao Youtuo Hardware Co., Ltd. Tool factory. The main drafters of this document. Tang Jianzhang, Zhou Along, Liu Liang, Zhang Xilin, Wang Weigang, Wang Weiyi, Chen Lihai, Qian Xianping, Liao Zhubiao, Yang Dongjiang, Lin Zhongwei, Ke Hongwei, Hu Yongjun, Wang Jinsong, Jin Long, Xu Zelin, Fang Yongjiong, Zhang Xin, Wang Guoqiang, Liu Zhiqing, Chen Fengsen, Dong Peng, Zhang Jinman, Jia Xiaojie, Zhou Lu, Jiang Zhenyu, Xu Bing, Ding Huafeng. The previous releases of this document and the documents it replaced are as follows. ---It was first published as GB/T 5356-1998 in.1998, and it was revised for the first time in.2008; ---This is the second revision. Allen wrench

1 Scope

This document specifies the product classification and marking, requirements, test methods, inspection rules and markings, packaging, transportation and storage of allen wrenches. This document is applicable to allen wrenches used to drive hexagon socket screws.

2 Normative references

The content of the following documents constitutes an indispensable clause of this document through normative references in the text. Among them, dated quotations Only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to This document. GB/T 230.1 Rockwell hardness test of metallic materials Part 1.Test method (GB/T 230.1-2018, ISO 6508-1. 2016, MOD) GB/T 2828.1 Sampling inspection procedure by attributes Part 1.Batch inspection sampling plan retrieved by acceptance quality limit (AQL) (GB/T 2828.1-2012, ISO 2859-1.1999, IDT) GB/T 5305 Hand tool packaging, marking, transportation and storage

3 Terms and definitions

There are no terms and definitions that need to be defined in this document.

4 Product classification and marking

4.1 Product Classification Allen wrenches are divided into standard type (no code), long type (code name L) and extended type (code name XL) according to the type of long handle. 4.2 Product marking The mark of the Allen wrench is composed of product name, document number, specification, and long handle type. product name GB/T 5356- File No Specifications in millimeters (mm) Long handle type Example 1.A standard hexagon wrench with a specification of 12mm, marked as. Allen wrench GB/T 5356-12. Example 2.A long hexagon wrench with a specification of 10mm, marked as. Allen wrench GB/T 5356-10L. Example 3.An extended hexagon wrench with a specification of 8mm, marked as. Allen wrench GB/T 5356-8XL. ......

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Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 5356-2021 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.