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GB/T 24685-2021 English PDF

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GB/T 24685-2021: Puddling and fertilizing land leveler for paddy field
Status: Valid

GB/T 24685: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 24685-2021English309 Add to Cart 4 days [Need to translate] Puddling and fertilizing land leveler for paddy field Valid GB/T 24685-2021
GB/T 24685-2009English519 Add to Cart 3 days [Need to translate] Flatting and puddling paddy field machine Obsolete GB/T 24685-2009

PDF similar to GB/T 24685-2021


Standard similar to GB/T 24685-2021

GB/T 24674   GB/T 33006   GB/T 25409   GB/T 24675.2   GB/T 24675.1   

Basic data

Standard ID GB/T 24685-2021 (GB/T24685-2021)
Description (Translated English) Puddling and fertilizing land leveler for paddy field
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard B91
Word Count Estimation 16,140
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 24685-2021: Puddling and fertilizing land leveler for paddy field

---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.
Puddling and fertilizing land leveler for paddy field ICS 65:060:20 CCS B91 National Standards of People's Republic of China Replacing GB/T 24685-2009 Paddy field level fertilization mixer Published on 2021-12-31 2022-07-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration directory Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Product Model 1 5 Technical requirements 2 6 Test method 4 7 Inspection rules9 8 Instructions for use, marking, packaging, transportation and storage 11 Appendix A (Normative) Tightening Torques for Threaded Connections 12

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 24685-2009 "Paddy Field Grader": Compared with GB/T 24685-2009, this document except for structural adjustment In addition to the adjustment and editorial changes, the main technical changes are as follows: a) Modified the definition of "Paddy Field Leveling Slurry"; added the definition of "Paddy Field Leveling Fertilizer"; deleted the definition of "Mud Degree" Righteousness (see Chapter 3, Chapter 3 of the:2009 edition); b) Modified the product model (see Chapter 4, Chapter 4 of the:2009 edition); c) Deleted the two performance indicators and the corresponding test methods of "the coefficient of variation of the stirring depth" and "slurry degree", and added the "fertilizer discharge from each discharge outlet" There are two performance indicators and the corresponding test methods (see Table 1 and Section 1: Chapter 6, Table 1 and Chapter 6 of the:2009 edition); d) The index of "surface smoothness after stirring" was changed to "surface smoothness after operation", the index of "stubble pressing depth" was changed to "depth of stubble buried", and - Modified the index of "stirring depth" (see Table 1, Table 1 of the:2009 edition); e) Modified the general requirements (see 5:2, 5:2 of the:2009 edition); f) Modified the assembly requirements (see 5:3, 5:3 of the:2009 edition); g) Modified the paint and appearance quality requirements (see 5:4, 5:4 of the:2009 edition); h) revised the safety requirements (see 5:5, 5:5 of the:2009 edition); i) Modified the test method (see Chapter 6, Chapter 6 of the:2009 edition); j) Modified the reliability test method (see 6:2, Appendix A of the:2009 edition); k) Modified the inspection rules (see Chapter 7, Chapter 7 of the:2009 edition); l) Modify the requirements for marking, packaging, transportation and storage, and increase the requirements for the instruction manual (see Chapter 8, Chapter 8 of the:2009 edition); m) Added the normative appendix "Tightening torque for threaded connections" (see appendix A): 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 Agricultural Machinery Standardization Technical Committee (SAC/TC201): This document is drafted by: Heilongjiang Provincial Agricultural Machinery Test and Identification Station, Heilongjiang Provincial Agricultural Machinery Engineering Science Research Institute Mudanjiang Agricultural Machinery Mechanization Research Institute, Heilongjiang Provincial Agricultural Mechanization Technology Promotion Station: The main drafters of this document: Guo Xuefeng, Xie Zhenyu, Sun Dechao, Mao Xinping, Li Yanjie, Jiang Ali, Song Yuanping, Liu Ping, Xu Linlin: The previous versions of the documents replaced by this document are as follows: ---First published in:2009 as GB/T 24685-2009; ---This is the first revision: Paddy field level fertilization mixer

1 Scope

This document specifies the product model, technical requirements, test methods, inspection rules, operating instructions, signs, packaging, transport and storage: This document applies to single-shaft and double-shaft paddy field leveling paddle mixers and paddy field leveling paddle mixers (hereinafter referred to as "paddlers"):

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 2828:11-2008 Counting Sampling Inspection Procedures Part 11: Assessment Procedures for Small Overall Claimed Quality Levels GB/T 3098:1 Mechanical properties of fasteners Bolts, screws and studs GB/T 3098:2 Fasteners Mechanical Properties Nuts GB/T 5262 General Provisions for Determination Methods of Agricultural Machinery Test Conditions GB/T 5667 Agricultural Machinery Production Test Method GB/T 9239:1 Mechanical Vibration Constant (Rigid) Rotor Balance Quality Requirements Part 1: Inspection of Specifications and Balance Tolerances GB/T 9480 Agricultural and Forestry Tractors and Machinery, Lawn and Gardening Power Machinery Operating Instructions Compilation Rules GB 10395:1-2009 Agricultural and Forestry Machinery Safety Part 1: General Provisions GB 10395:5-2013 Agricultural and Forestry Machinery Safety Part 5: Driven Farming Machinery GB 10395:9-2014 Agricultural and Forestry Machinery Safety Part 9: Seeding Machinery GB 10396 Agricultural and Forestry Tractors and Machinery, Lawn and Garden Power Machinery Safety Signs and Hazard Graphics General GB/T 13306 Signs JB/T 8574 Agricultural Machinery Product Model Compilation Rules JB/T 9832:2 Determination method of paint film adhesion performance of agricultural and forestry tractors and implements Press cutting method

3 Terms and Definitions

The following terms and definitions apply to this document: 3:1 paddy field leveler for paddyfield It is a machine that can complete stubble burying, stirring and leveling operations on the original stubble land of the previous crop after soaking in water or the stubble land after ploughing: 3:2 The paddy field leveling paddle mixer with fertilization function:

4 product models

The product model is compiled according to JB/T 8574, and the product model representation method of the mixer is as follows:

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