QC/T 734-2005Technical requirements and test methods for sealing performance of motorcycle and moped engines (English PDF)
摩托车和轻便摩托车发动机密封性能技术要求与试验方法
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
July 26, 2005
Implementation date
January 1, 2006
Scope
QC/T 734-2005 is the English-translated version of 摩托车和轻便摩托车发动机密封性能技术要求与试验方法.
QC/T 734-2005 is the Chinese automotive industry standard covering technical requirements and test methods for sealing performance of motorcycle and moped engines.
It was issued on 26 July 2005 and has been in force since 1 January 2006, as a first edition. The document is under the responsibility of the Ministry of Industry and Information Technology.
This page is published from the official record of the 2005 edition. The figures, limits and tables the standard contains are those of the document itself, delivered in full with the English translation.
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Document preview — QC/T 734-2005
National Standard of the People's Republic of China
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- [Preview only]
- 1 Scope
- 1.1 Brake performance
- 1.2 Heat fade and recovery of brake
- 1.3 Line failure and booster failure
- 1.4 Wear of brake linings (pads)
- 2 Normative references
- 3 Terms and definitions
- 3.2 Abbreviations
- 4 Technical requirements
- 4.1 Arrangement form
- 5 Test Methods
- 5.1 Protocol stack
- 5.2 Node state
- 5.3 Transmission rate
- 5.4 Connectivity
- 5.5 Bit error rate
- 5.6 Wiring harness fault diagnosis
- 5.7 Electrical indexes
- 6 Inspection Rules
- 6.1 Test environment
- 7 Signs, documents, packaging, transportation and storage
- 8 Inspection report
- 9 Marks, packaging
1 Foreword
QC/T 734-2005 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 26 July 2005.
The QC/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.
The document runs to 15 pages in English translation.
2 Scope Preview
QC/T 734-2005 carries no ICS number and no Chinese Standard Classification code.
This catalogue holds 1,612 other QC/T standards.
Of the 409 QC/T standards that do carry an ICS number, 397 (97%) fall under ICS 43, in the field of road vehicle engineering.
3 About this standard
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
English translation: about 15 pages
4 Related standards
Other editions:
QC/T 734-2024 (later edition)
Standards on related subjects:
GB/T 5363-2025 — Method of bench test of engine for motorcycles and mopeds
GB/T 20076-2021 — Measurement methods of maximum torque and maximum net power of engines for motorcycles and mopeds
QC/T 793-2020 — Air filter for motorcycles and mopeds
QC/T 683-2024 — Cleanliness limits and measurement methods for motorcycle and moped engines
QC/T 686-2024 — Combined crankshaft and connecting rod assemblies for motorcycle and moped engines
5 Classification and status
Chinese Standard Classification (CCS): T 81
Prefix QC/T: recommended standard.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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