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GB/T 25420-2021: Actuates the raker
Status: Valid GB/T 25420: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 25420-2021 | English | 209 |
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3 days [Need to translate]
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Actuates the raker
| Valid |
GB/T 25420-2021
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| GB/T 25420-2010 | English | 359 |
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3 days [Need to translate]
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Actuates the rake
| Obsolete |
GB/T 25420-2010
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PDF similar to GB/T 25420-2021
Basic data | Standard ID | GB/T 25420-2021 (GB/T25420-2021) | | Description (Translated English) | Actuates the raker | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B91 | | Word Count Estimation | 10,141 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 25420-2021: Actuates the raker---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.
Actuates the raker
ICS 65:060:20
CCSB91
National Standards of People's Republic of China
Replacing GB/T 25420-2010
drive harrow
Published on 2021-12-31
2022-07-01 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 25420-2010 "Drive Rake": Compared with GB/T 25420-2010 "Drive Rake", this document except for structural adjustment
The main technical changes other than the rectification and editorial changes are as follows:
a) terms and definitions are added (see Chapter 3);
b) Modified the product model description and examples (see Chapter 4, Chapter 3 of the:2010 edition);
c) Revised the requirements for bearing temperature rise in the original text [see 5:5:2c), 4:3:2c) of the:2010 edition];
d) The sealing requirements for folding drive harrows are added (see 5:3:2);
e) The assembly requirements for folding drive harrows are added (see 5:5:3);
f) Modified the safety protection requirements (see 5:8:3, 4:6:2 of the:2010 edition);
g) Added safety information requirements (see 5:8:4);
h) The assembly requirements of the folding drive harrow are added [see 6:3d)]:
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: Xinjiang Uygur Autonomous Region Agriculture and Animal Husbandry Machinery Product Quality Supervision and Administration Station, Xinjiang Xinyan Mushen Technology Co:, Ltd:
Division, Henan Provincial Agricultural Machinery Test and Identification Station, China Academy of Agricultural Mechanization Sciences:
The main drafters of this document: Liu Chaoyu, Jiang Zhichao, Zhai Xiuping, Gao Yan, Wu Yan, Lei Zhenhua, Yang Zhaowen:
The previous versions of this document and its superseded documents are as follows:
---First published in:2010 as GB/T 25420-2010;
---This is the first revision:
drive harrow
1 Scope
This document specifies the product model, requirements, test methods, inspection rules, marking, packaging, transportation and storage of drive harrows:
This document is only applicable to the drive harrow matched with the tractor, other types of drive harrow can be implemented by reference:
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 1593 Agricultural wheeled tractor rear mounted three-point hitch 0, 1N, 1, 2N, 2, 3N, 3, 4N and 4 categories
GB/T 2828:1 Counting Sampling Inspection Procedure Part 1: Lot-by-Lot Inspection Sampling Plan Retrieved by Acceptance Quality Limit (AQL)
GB/T 3098:1 Mechanical properties of fasteners Bolts, screws and studs
GB/T 3098:2 Fasteners Mechanical Properties Nuts
GB/T 5667 Agricultural Machinery Production Test Method
GB/T 9480 Agricultural and Forestry Tractors and Machinery, Lawn and Gardening Power Machinery Operating Instructions Compilation Rules
GB 10395:5 Agricultural and Forestry Machinery Safety Part 5: Driven Tillage Machinery
GB 10396 Agricultural and Forestry Tractors and Machinery, Lawn and Garden Power Machinery Safety Signs and Hazard Graphics General
GB/T 13306 Signs
GB/T 20343 Agricultural tractors and mechanical three-point hitch implements - the range of clearance around the implement
JB/T 6279 Disc harrow
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
JB/T 10205 Hydraulic cylinder
3 Terms and Definitions
The following terms and definitions apply to this document:
3:1
transportclearance
The vertical distance from the lowest point of the implement to the ground in the state of road transportation:
3:2
drive harrow actuatestheraker
A machine that uses the power of the tractor to drive the rake to carry out the soil preparation work in the dry field:
4 product models
4:1 The preparation of the product model should comply with the provisions of JB/T 8574, and it consists of three parts: classification code, feature code and main parameters:
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