HJ/T 392-2007 in English

Catalytic converter for motorcycles

1 Application scope

This standard specifies the classification and designation, technical requirements, test methods, inspection rules as well as marking, packaging and storage of catalytic converter for motorcycles.

This standard is applicable to the catalytic converters for exhaust purification of all kinds of motorcycles, mopeds and fuel mopeds that use unleaded gasoline and metal or honeycomb ceramics as catalyst support.

2 Normative references

The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For undated references, the latest edition of the normative document referred to applies.

GB 2828.1 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB/T 4570 Test method of durability for motorcycles and mopeds
GB/T 5374 Test method of reliability for motorcycles and mopeds
GB/T 5385 Method of acceleration test for motorcycles and mopeds
GB 14621 Limits and measurement methods for exhaust emissions from motorcycles and mopeds at idle speed
GB 14622 Limits and measurement methods for exhaust emissions from motorcycles under running mode
GB 4569 Limit and measurement method of noise emitted by stationary motorcycles and mopeds

3 Terms and definitions

For the purposes of this standard, the following terms and definitions apply.

Foreword i
1 Application scope
2 Normative references
3 Terms and definitions
4 Classification and designation
5 Requirements
6 Test methods
7 Inspection rules
8 Marking, packaging and storage