Standard No.:	GB/T 18377-2001
English Name:	Requirements and measurement methods of catalytic converters for petrol vehicles
Chinese Name:	汽油车用催化转化器的技术要求和试验方法
Chinese Classification:	T14    Lubrication and cooling systems; heating devices
Professional Classification:	GB    National Standard
ICS Classification:	43.060.50 43.060.50    Electrical and electronic equipment. Control systems 43.060.50
Issued by:	AQSIQ
Issued on:	2001-07-03
Implemented on:	2002-3-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	3500 words
Price(USD):	80.0
Delivery:	via email in 1 business day

Requirements and measurement methods of catalytic converters for petrol vehicles 1 Scope This standard specifies the requirements and measurement methods of catalytic converters for petrol vehicles. This standard is applicable to catalytic converters for petrol vehicles. This standard is also applicable to catalytic converters for vehicles fueled with liquefied petroleum gas (LPG). 2 Normative references The following standards contain provisions which, through reference in this standard, constitute provisions of this standard. At the time of publication, all editions cited are valid. All standards are subject to revision, and all parties using this standard are encouraged to investigate the possibility of applying the latest editions of the following standards. GB/T 10125-1997 Corrosion tests in artificial atmospheres—Salt spray tests (eqv ISO 9227: 1990) GB/T 12534-1990 Motor vehicles—General rules of road test method GB 14761-1999 Limits and measurement methods for emissions of pollutants from motor vehicles GB/T 14762-1993 Test method for exhaust pollutants from gasoline engine of vehicle QC/T 630-1999 Test method for performance of automotive exhaust muffler 3 Definitions For the purposes of this standard, the following definitions apply. 3.1 Catalytic converter Device for reducing hydrocarbons (HC), carbon monoxide (CO) and nitrogen oxides (NOx) in automotive exhaust by using a catalyst 3.2 Original catalytic converter Catalytic converter or catalytic converter assembly installed in batch production during type approval for certain kind of vehicle

Foreword i 1 Scope 2 Normative references 3 Definitions 4 Test conditions 5 Requirements 6 Test methods