GB/T 21962-2020 English PDFUS$929.00 · In stock
Delivery: <= 6 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 21962-2020: [Including 2025XG1] Corn combine harvester Status: Valid GB/T 21962: Historical versions
Basic dataStandard ID: GB/T 21962-2020 (GB/T21962-2020)Description (Translated English): Corn combine harvester Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: B91 Classification of International Standard: 65.060.50 Word Count Estimation: 45,421 Date of Issue: 2020-11-19 Date of Implementation: 2021-06-01 Older Standard (superseded by this standard): GB/T 21961-2008; GB/T 21962-2008 Quoted Standard: GB/T 1147.1; GB/T 2828.1; GB/T 3098.1-2010; GB/T 3098.2-2015; GB/T 4269.1; GB/T 4269.2; GB/T 5262; GB/T 5667; GB/T 6979.1; GB/T 6979.2; GB/T 9239.1-2006; GB/T 9480; GB/T 9486; GB 10395.1; GB 10395.7; GB 10396; GB/T 13306; GB/T 14039-2002; GB/T 14248 Regulation (derived from): National Standard Announcement No. 26 of 2020 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration Summary: This standard specifies the terms and definitions, product types, models and basic parameters, safety requirements, and main performance indicators of corn ear harvesters, corn grain harvesters, corn ear stem harvesters, fresh corn harvesters and ear corn harvesters , Technical requirements, test methods, inspection rules and signs, transportation and storage. This standard applies to suspended, traction and self-propelled corn harvesters (hereinafter referred to as "harvesters"). GB/T 21962-2020: Corn combine harvester---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.Corn combine harvester ICS 65.060.50 B91 National Standards of People's Republic of China Replace GB/T 21961-2008, GB/T 21962-2008 Corn harvesting machinery 2020-11-19 released 2021-06-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee Table of contentsForeword Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 Product type, model and basic parameters 3 4.1 Product Type 3 4.2 Product model 3 4.3 Basic parameters 3 5 Safety requirements 3 6 Main performance indicators 4 6.1 Job performance 4 6.2 Reliability 4 7 Technical requirements 5 7.1 Overall requirements 5 7.2 Requirements for main components 5 8 Test method 7 8.1 Test preparation 7 8.2 Test instruments and equipment 7 8.3 Test conditions 8 8.4 General requirements 8 8.5 Determination of technical parameters 9 8.6 Performance test determination 9 8.7 Noise measurement 13 8.8 Braking performance test 13 8.9 Reliability test 13 9 Inspection rules 13 9.1 Factory test 13 9.2 Type inspection 13 9.3 Evaluation rules 14 10 Marking, transportation and storage 16 Appendix A (Normative Appendix) Reliability Test Method of Corn Harvester 17 Appendix B (Normative Appendix) Failure modes and classification examples of corn harvesting machinery 20ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 21962-2008 "Technical Conditions of Corn Harvesting Machinery" and GB/T 21961-2008 "Maize Harvesting Machinery" experiment method". Compared with GB/T 21962-2008, the main technical changes of this standard are as follows. ---Modified the scope of the standard (see Chapter 1, Chapter 1 of the.2008 edition); ---Modified normative reference documents (see Chapter 2, Chapter 2 of the.2008 edition); ---Added product type, model and basic parameters (see Chapter 4); ---Added the requirement of safe start device (see 5.8); ---Modified the braking performance requirements (see 5.9, 4.8 of the.2008 edition); ---Added relevant requirements for corn ear stem harvester, fresh corn harvester and ear corn harvester (see 6.1); ---Revised the main performance indicators (see Table 1, Table 1 of the.2008 edition); ---Improved the requirements of the whole machine (see 7.1, Chapter 5 of the.2008 edition); ---Modified the diesel engine starting requirements (see 7.2.1.2, 5.4 of the.2008 edition); ---Added diesel engine calibration power and emission limit requirements (see 7.2.1.3, 7.2.1.4); ---Added the technical requirements for the corn header and the lowering speed requirements (see 7.2.2.2); ---Added the requirements for the ear lifter, peeling device, grain recovery device, threshing separation device, and stalk processing system (see 7.2.3~ 7.2.7); ---Added the pollution limit requirements of the hydraulic system (see 7.2.8.4); ---Added the requirements for the drive axle and transmission box of the transmission system (see 7.2.9.3); ---Improved the relevant requirements of the electrical system (see 7.2.10.5, 7.2.10.6, 7.2.10.7, 5.8 in the.2008 edition); ---Modified inspection and sampling inspection items (see Table 3 and Table 4, Table 2 and Table 3 in the.2008 edition). Compared with GB/T 21961-2008, the main technical changes of this standard are as follows. ---Modified the scope of the standard (see Chapter 1, Chapter 1 of the.2008 edition); ---Modified the braking performance test (see 8.8, 6.5 in the.2008 edition); ---Delete the determination of power indicators (6.3 in.2008 edition); --- Added normative appendices (see Appendix A, Appendix B). This standard was proposed by China Machinery Industry Federation. This standard is under the jurisdiction of the National Agricultural Machinery Standardization Technical Committee (SAC/TC201). Drafting organizations of this standard. Lovol Heavy Industry Co., Ltd., Chinese Academy of Agricultural Mechanization Science, Hebei Yinghu Agricultural Machinery Manufacturing Co., Ltd. Co., Ltd., Taian Yueying Machinery Technology Co., Ltd., Zhengzhou Zhonglian Harvesting Machinery Co., Ltd., Brave Machinery Co., Ltd., Tai'an, Shandong Province Municipal Agricultural Machinery Research Institute. The main drafters of this standard. Zhang Mingyuan, Han Zengde, Zhao Qingliang, He Song, Liu Yanqiu, Wang Zhongmin, Li Xia, Zhu Mengyao, Xie Wendong, Wang Yong, Wei Fukui. The previous versions of the standard replaced by this standard are as follows. ---GB/T 21961-2008; ---GB/T 21962-2008. Corn harvesting machinery1 ScopeThis standard specifies the corn ear harvester, corn kernel harvester, corn ear stem harvester, fresh corn harvester and ear corn harvester Obtained terms and definitions, product types, models and basic parameters, safety requirements, main performance indicators, technical requirements, test methods, inspection regulations Rules and signs, transportation and storage. This standard applies to suspended, traction and self-propelled corn harvesters (hereinafter referred to as "harvesters").2 Normative referencesThe following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document. For undated references, the latest version (including all amendments) applies to this document. GB/T 1147.1 Medium and small power internal combustion engines Part 1.General technical conditions GB/T 2828.1 Sampling inspection procedure by attributes Part 1.Batch inspection sampling plan retrieved by acceptance quality limit (AQL) GB/T 3098.1-2010 Mechanical properties of fasteners bolts, screws and studs GB/T 3098.2-2015 Mechanical properties of fasteners nuts GB/T 4269.1 Symbols for operator control mechanisms and other display devices of agricultural and forestry tractors and machinery, lawn and garden power machinery-Part 1.General symbols GB/T 4269.2 Symbols for operators of agricultural and forestry tractors and machinery, lawn and garden power machinery, and other display devices Part 2.Symbols for agricultural tractors and machinery GB/T 5262 General Regulations for Testing Conditions of Agricultural Machinery GB/T 5667 Production test method for agricultural machinery GB/T 6979.1 Harvesting machinery Combine harvester and functional parts Part 1.Vocabulary GB/T 6979.2 Harvesting machinery, Combine harvester and functional parts Part 2.Evaluation of performance and characteristics defined in vocabulary GB/T 9239.1-2006 Mechanical vibration constant state (rigid) rotor balance quality requirements Part 1.Specification and balance tolerance inspection GB/T 9480 Rules for the compilation of manuals for agricultural and forestry tractors and machinery, lawn and garden power machinery GB/T 9486 Steady-state exhaust smoke of diesel engine and its measurement method GB 10395.1 Agricultural and Forestry Machinery Safety Part 1.General Principles GB 10395.7 Safety technical requirements for agricultural and forestry tractors and machinery Part 7.Combine harvesters, fodder and cotton harvesters GB 10396 General rules for safety signs and hazard graphics for agricultural and forestry tractors and machinery, lawn and garden power machinery GB/T 13306 signs GB/T 14039-2002 Code of pollution grade of solid particles in hydraulic transmission oil GB/T 14248 Method for measuring braking performance of harvesting machinery GB/T 15370 (all parts) General technical requirements for agricultural tractors GB.19997 Noise limit of grain combine harvester GB 20891 Diesel engine exhaust pollutant emission limits and measurement methods for non-road mobile machinery (China's third and fourth stages) GB/T 21398 Electromagnetic compatibility test methods and acceptance rules for agricultural and forestry machinery GB/T 24675.6-2009 Protective tillage machinery, straw crushing and returning machine ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 21962-2020_English be delivered?Answer: Upon your order, we will start to translate GB/T 21962-2020_English as soon as possible, and keep you informed of the progress. 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