GB/T 24644-2022 English PDF

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GB/T 24644-2022: Tractors and machinery for agriculture and forestry - Falling object protective structures - Test procedures and performance requirements
Status: Valid

GB/T 24644: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 24644-2022	339	Add to Cart	4 days	Tractors and machinery for agriculture and forestry - Falling object protective structures - Test procedures and performance requirements	Valid
GB/T 24644-2009	479	Add to Cart	3 days	Testing method and performance requirement of falling object protective -- Structures on agricultural and forestry tractors	Obsolete

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Basic data

Standard ID: GB/T 24644-2022 (GB/T24644-2022)
Description (Translated English): Tractors and machinery for agriculture and forestry - Falling object protective structures - Test procedures and performance requirements
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: T69
Classification of International Standard: 65.060.10
Word Count Estimation: 18,145
Date of Issue: 2022-10-14
Date of Implementation: 2022-10-12
Older Standard (superseded by this standard): GB/T 24644-2009
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 24644-2022: Tractors and machinery for agriculture and forestry - Falling object protective structures - Test procedures and performance requirements

---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.
Tractors and machinery for agriculture and forestry -- Falling object protective structures -- Test procedures and performance requirements ICS 65.060.10 CCST69 National Standards of People's Republic of China Replacing GB/T 24644-2009 Agriculture and Forestry Tractors and Machinery Falling Object Guards Test Procedures and Performance Requirements Published on 2022-10-12 2022-10-12 Implementation State Administration for Market Regulation Released by the National Standardization Administration

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" drafted. This document replaces GB/T 24644-2009 "Test methods and performance requirements for falling object protection devices for agricultural and forestry tractors", and GB/T 24644- Compared with.2009, except for structural adjustments and editorial changes, the main technical changes are shown in Appendix A. This document is revised and adopted ISO 27850.2013 "Test Procedures and Performance Requirements for Falling Object Protection Devices for Agricultural and Forestry Tractors". Compared with ISO 27850.2013, this document has more structural adjustments. Comparison list of structure number changes between two files See Appendix B. The technical differences between this document and ISO 27850.2013 and their reasons are as follows. --- Change "agricultural tractor" to "agricultural and forestry tractor" (see 3.1), consistent with the terminology used in this document; --- Replaced ISO 5700.2006, GB/T 7121.2-2008 with normatively cited GB/T 7121.1-2008 ISO 3463.2006 (see 5.1.8, 5.2.1.5), the degree of consistency between documents is to be modified to adapt to the technical conditions of our country, increase plus operability; --- Replaced ISO 3471 (see 5.1.8, 5.2.1.5) with the normatively cited GB/T 17922 to adapt to the technical conditions of our country, increase plus operability; --- Delete the countries that must carry out low temperature embrittlement test, this clause is not applicable in my country; --- Replaced ISO 898-1.2009, GB/T 3098.2-2015 with the normatively cited GB/T 3098.1-2010 ISO 898-2.2012 (see C.2), the degree of consistency between documents is to be modified to adapt to the technical conditions of our country and increase the operability. action; --- Replaced ASTMA370 (see C.4) with the normatively cited GB/T 229 to adapt to the technical conditions of our country and increase the operability action; --- Increase the use of the International System of Units in the test report to comply with the provisions of GB 3100 (see D.1), delete the provisions of the use of other units, In order to adapt to the technical conditions of our country and increase the operability; --- Replace ISO 630-1 (see D.3.5, D.4.2) with the normatively cited GB/T 34560.1 to adapt to the technical conditions of our country, Increase operability. The following editorial changes have also been made to this document. --- Replaced ISO 6814 with GB/T 19365 cited for information (see Chapter 1); --- Changed the "safety area" note, and replaced ISO 3164 with the informative GB/T 17772 (see 3.4); --- Deleted the informative Appendix C of ISO 27850.2013 Designated Maintenance Organization. Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed by China Machinery Industry Federation. This document is under the jurisdiction of the National Tractor Standardization Technical Committee (SAC/TC140). This document is drafted by. Luoyang Xiyuan Vehicle and Power Inspection Institute Co., Ltd., Shandong Agricultural Machinery Research Institute, Hepu County, Guangxi Huilaibao Machinery Manufacturing Co., Ltd., Henan University of Science and Technology, Jiangsu Yueda Intelligent Agricultural Equipment Co., Ltd., Guangxi University of Science and Technology. The main drafters of this document. Chen Song, Jia Fang, Li Xianpeng, Wang Lianqi, Ji Baofeng, Lu Fengxiang, Wang Fengyu, Yang Yin, Wu Meng, Ning Yelie, Gao Hongfeng, Le Zhiwei, Lan Yi, Yu Xiugang, Gao Qiaoming, Chen Sultan. This document was first published as GB/T 24644-2009 in.2009, and this is the first revision. Agriculture and Forestry Tractors and Machinery Falling Object Guards Test Procedures and Performance Requirements

1 Scope

This document specifies test procedures and performance requirements for falling object guards installed on agricultural or forestry tractors. This document applies to agricultural and forestry tractors with at least two axles mounted with pneumatic tires or tracks instead of tires. This document does not apply to forestry machinery defined in GB/T 19365.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document. GB/T 229 Charpy Pendulum Impact Test Method for Metal Materials (GB/T 229-2020, ISO 148-1.2016, MOD) GB/T 3098.1-2010 Mechanical properties of fasteners Bolts, screws and studs (ISO 898-1.2009, MOD) Note. There is no technical difference between the quoted content of GB/T 3098.1-2010 and the quoted content of ISO 898-1.2009. GB/T 3098.2-2015 Mechanical properties of fasteners nuts (ISO 898-2.2012, MOD) Note. There is no technical difference between the quoted content of GB/T 3098.2-2015 and the quoted content of ISO 898-2.2012. GB 3100 International System of Units and Its Application GB/T 7121.1-2008 Strength test methods and acceptance conditions for protective devices of agricultural and forestry wheeled tractors - Part 1.Rear-mounted static State test method (ISO 5700.2006, MOD) Note. There is no technical difference between the quoted content of GB/T 7121.1-2008 and the quoted content of ISO 5700.2006. GB/T 7121.2-2008 Strength test methods and acceptance conditions for guards for agricultural and forestry wheeled tractors - Part 2.Rear-mounted State test method (ISO 3463.2006, MOD) Note. There is no technical difference between the quoted content of GB/T 7121.2-2008 and the quoted content of ISO 3463.2006. GB/T 17922 Laboratory tests and performance requirements for rollover protective structures of earth-moving machinery (GB/T 17922-2014, ISO 3471. 2008, IDT) GB/T 34560.1 Structural Steel Part 1.General Technical Delivery Conditions for Hot Rolled Products (GB/T 34560.1-2017, ISO 630-1. 2011, MOD) ISO 12003-1.2021 Rollover protection devices for agricultural and forestry tractors with narrow track tractors - Part 1.Front-mounted (Tractorsfor ROPS) ISO 12003-2.2021 Rollover protection devices for agricultural and forestry tractors with narrow track tractors - Part 2.Rear mounted (Tractorsfor ROPS)

3 Terms and Definitions

The following terms and definitions apply to this document. ......

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