GB/T 10938-2008Rotary mowers (English PDF)

Foreword

This standard is GB/T 10938-1989 "rotary mower term" and GB/T 10939-2005 "type of rotary mower Basic parameters "merge revision compared with the GB/T 10938-1989, GB/T 10939-2005 main changes are as follows:

--- The standard name changed to "rotating mower";

--- The GB/T 10938 in paragraphs 3, 4, Chapter 5 of this standard integration Chapter 3;

--- Increasing the technical requirements of Chapter 6, Chapter 7, test methods, test production in Chapter 8, Chapter 9 test reports, Chapter

10 Inspection Regulations The Chapter 11 signs, packaging, transportation and storage;

--- Added Appendix A content. Since the implementation of this standard replaces GB/T 10938-1989 and GB/T 10939-2005. Appendix A of this standard is an informative annex. The standard proposed by China Machinery Industry Federation. This standard by the National Standardization Technical Committee of agricultural machinery. This standard was drafted. Chinese Academy of Agricultural Mechanization Sciences Hohhot branch. The main drafters of this standard. LI Xiu-rong, Liu Lizhen. This standard replaces the standards previously issued as follows:

--- GB/T 10938-1989;

--- GB/T 10939-1989, GB/T 10939-2005. Rotary mower

1 Scope

GB/T 10938-2008 is the Chinese national standard on rotary mowers, in the field of agriculture. The /T suffix marks it as a recommended standard: it is not compulsory by itself, but it becomes binding as soon as a contract, a tender or a customer specification calls it up - which in practice is how most foreign buyers meet it. It was issued on 3 June 2008 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China, and has been in force since 1 January 2009. Classification: ICS 65.060.50, CCS B91. This page is published from the official record of the standard held by the Chinese standards administration: the identification, the dates, the classification and the issuing body are taken from there. The clause text, the tables and the numeric limits are in the document itself, which is delivered complete in English translation.

This standard specifies the terms and definitions rotary mower, types and models, basic parameters, technical requirements, test methods, inspection rules, marking Chi, packaging, transportation and storage requirements. This standard applies to the rotary mower to harvest forage-based blade for horizontal circular motion.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

GB/T 5667 Test Method for the production of agricultural machinery

GB/T 9239.1-2006 mechanical vibration steady state (rigid) rotor balance quality requirements - Part 1. specification of tolerance and balance Test ( ISO 1940-1.2003, IDT) GB/T 13306 signs

GB/T 19841 rotary mower blades technical requirements ( GB/T 19841-2005, ISO 5718.2002, MOD)

JB/T 5673 agricultural and forestry tractors and machinery paint general technical conditions JB8520 rotary mower safety requirements

JB/T 8581 Livestock machinery Model Rules prepared

JB/T 9700 Forage Harvester General test method

3 Terms and Definitions

The following terms and definitions apply to this standard.