SN/T 3770-2014Rules for the inspection of tyres for import and export (English PDF)

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules.

Instead of the standard SN/T 1636.1-2005 "Tire inspection of import and export - Part 1. General requirements for quality and safety" SN/T 1636.2-2005 "Part 2 tire import and export inspection procedures. sampling method", SN/T 1636.3-2005 "Importers tire Test procedures - Part 3. Appearance quality inspection ", SN/T 1636.4-2005" Importers tire test procedures - Part 4. Car Wheel Tire ", SN/T 1636.5-2005" Tire inspection of import and export - Part 5. Truck tires ", SN/T 1636.6-2005" out Mouth tire inspection procedures Part 6. motorcycle tire ", SN/T 1636.7-2005" the inspection of import and export tire Part 7. Workers Vehicle pneumatic tire industry ", SN/T 1636.8-2005" Tire inspection of import and export - Part 8. agricultural tires ", SN/T 1636.9-2005 "Importers tire test procedures - Part 9. force car tire", SN/T 1636.10-2005 "Importers tire inspection of section 10 Part I. OTR tire ", SN/T 1636.11-2005" Importers tire test procedures - Part 11. pneumatic tires " SN/T 1053-2002 "outlet housing Tire inspection procedures" and SN/T 1153-2002 "Import and Export Inspection Regulations bicycle tires Cheng. " The standard of the above criteria have been integrated and re-drafting, as compared with the above criteria, the main technical changes are as follows.

--- The original "Importers tire inspection procedures" series of standards and "export housing Tire inspection procedures" and "Bicycle Wheel Importers Tire inspection procedures "integrate and re-enact the new" tire inspection of import and export "and" import and export tires General technical requirements "standard Accurate, the above standards on the tire size, safety and environmental performance, mechanical properties, a tread wear indicator, the appearance of quality Volume requirements, marking requirements and other technical requirements classified as "import and export tires General technical requirements" standard, with the remainder classified as "out of Mouth tire inspection procedures "standard (see this standard and above standard);

--- Increasing the overall requirements of the provisions of the product (see Chapter 4);

--- Increased product risk assessment grading and classification of enterprise content (see Chapters 5 and 6);

--- Increased inspection and supervision mode selection and implementation of content daily supervision and inspection (see Chapter 7 and Chapter 8);

--- Modify the appearance and quality flag car, truck, motorcycle, agricultural, construction machinery, industrial tires and car tires force Test sampling program (see 9.2.1.1,9.2.1.2 and 2005 edition SN/T 1636.2 4. 1.5, 2005 SN/T 1636.9 4.2.2);

--- Modified car inner tubes, truck inner tube, motorcycle inner tube and appearance quality flag inspection sampling plans and results of the determination (see 9.2.1.1,9.2.1.2,9.3.1 and 2005 edition SN/T 1636.11 of 5.1,7.2,7.3);

--- Modified car and motorcycle tire tire performance testing number of samples (see 9.2.1.3 and 2005 edition SN/T 1636.2 of 4.2);

--- Modified car tire performance test force the number of samples (see 9.2.1.3 and 2005 edition SN/T 1636.9 5.4.1);

--- Increased tire performance test in rolling resistance, wet grip performance to the content rolling noise and toxic substances harmful content (see 9.2.2.3);

--- Added Appendix A tire performance test sampling rules (see Appendix A).

This standard is proposed and managed by the National Certification and Accreditation Administration Committee.

This standard was drafted. People's Republic of China Shandong Entry-Exit Inspection and Quarantine of Liaoning People's Republic of China Bureau, People's Republic of China Xiamen Entry-Exit Inspection and Quarantine Beijing People's Republic of China, People's Republic of China Tianjin Entry-Exit Inspection and Quarantine Bureau, Shenzhen Inspection and Quarantine Science Research Institute, People's Republic of China Jiangsu Exit Inspection and Quarantine, the Chinese people Zhejiang People's Republic of Exit Inspection and Quarantine.

1 Scope

This standard specifies the import and export of tire products conformity assessment procedures and requirements.

This standard applies to passenger cars, trucks, motorcycles, agricultural, construction machinery, industrial vehicles, power cars and other pneumatic tire and pneumatic tire Inner tube.

This standard does not apply to retreaded tires and used tires.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document.

GB/T 2828.1-2012 Sampling procedures for inspection - Part 1. batch inspection by acceptance quality limit (AQL) retrieval pumping Sample Program GB/T 2977-2008 truck tire specifications, size, pressure and load GB/T 2978-2008 Car tire specifications, size, pressure and load GB/T 2979-2008 agricultural tire specifications, size, pressure and load GB/T 2980-2009 OTR tire specifications, size, pressure and load GB/T 2982-2001 industrial vehicles pneumatic tire specifications, size, pressure and load GB/T 2983-2008 Motorcycle Tire Series GB/T 6326 tires terms and definitions GB/T 7377-2008 in car tire series HG/T 2177 quality tire appearance SN/T 2755.1 industrial products export enterprise management - Part 1. General requirements SN/T 2755.2 industrial products export enterprise management Part 2. Enterprise Category Basic requirements SN/T 2755.3 industrial products export enterprise management - Part 3. Product Risk Rating basic requirements SN/T 2755.4 industrial products export enterprise management - Part 4. Test the basic requirements of regulation SN/T 3771-2014 and export tires General technical requirements

3 Terms and Definitions

GB/T 6326 and GB/T 2828.1-2012 defined and the following terms and definitions apply to this document.

Inspection Lot Under the same conditions produced by the same species as a test batch.

Sampling units samplingunit Same manufacturer, same product family, the same structure as a sample unit.