GB/T 16738-1997 English PDF (GBT16738-1997)

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GB/T 16738-1997: Road vehicles. World parts manufacturer identifier (WPMI) code
GB/T 16738-1997
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
idt ISO 4100:1980
Road vehicles - World parts manufacturer identifier
(WPMI) code
APPROVED ON: FEBRUARY 21, 1997
IMPLEMENTED ON: AUGUST 01, 1997
Issued by: State Bureau of Technical Supervision
Table of Contents
Foreword ... 3 
ISO Foreword ... 4 
1 Scope ... 5 
2 Scope ... 5 
3 Normative references ... 5 
4 Definition ... 5 
5 General characteristics of WPMI code ... 6 
6 Specific characters required for WPMI code ... 6 
Appendix A (Normative) Example of WPMI code ... 8 
Road vehicles - World parts manufacturer identifier
(WPMI) code
1 Scope
This standard specifies the content and composition of an identifier, in order to
establish an identification system for road vehicle parts manufacturers
worldwide. According to the wishes of the manufacturer, this identifier can be
used as a replacement or addition symbol, for various existing domestic and
international systems, such as names, addresses, trademarks.
The purpose of this standard is not to specify the existence of a certain mark,
BUT to give a unified structure to the mark that exists for any reason. It is not
intended to be used to identify each kind of part, BUT only to identify the
responsible manufacturer of the part.
2 Scope
This standard is only applicable to manufacturers of parts, which are used for
road vehicles, in accordance with ISO 3833.
3 Normative references
GB/T 16737-1997 Road vehicles - World manufacturer identifier (WMI) code
ISO 3833 Road vehicles - Types - Terms and definitions
4 Definition
The following definitions apply to this standard:
4.1 Parts manufacturer: The individual, manufacturer or company, that is
responsible for the parts or assemblies, whose source needs to be identified.
4.2 World Parts Manufacturer Identifier (WPMI): It is a code, which is assigned
to a part manufacturer, so that its identification mark has only a unique
interpretation, in the worldwide, for at least 30 years.
5 General characteristics of WPMI code
5.1 WPMI code shall include four-digit code. The following Arabic numerals and
Roman letters can be used:
1 2 3 4 5 6 7 8 9 0
A B C D E F G H J K L M N P R S T U V W X Y Z
(The letters I, O, Q cannot be used)
5.2 The designated WPMI code will be preserved and checked, by the
international agency authorized by ISO: the Society of Automotive Engineers
(SAE).
5.3 For each part manufacturer, it can be assigned with one or several WPMI
codes, by the national agency of the country, where the manufacturer’s
headquarters is located.
5.4 A WPMI code, that has been assigned to a part manufacturer, cannot be
assigned to another manufacturer, for at least 30 years after the last year of use
of this code.
6 Specific characters required for WPMI code
Note: See the example in Appendix A (Normative).
6.1 The first and second digits
This double-digit code block indicates a country.
6.1.1 If a country has been allocated with one or two double-digit code blocks,
by a national agency, in accordance with GB/T 16737 (ISO 3780), THEN, these
codes are still used.
6.1.2 If a country does not have a designated double-digit code block, its
national agency can apply to the international agency, in accordance with GB/T
16737 (ISO 3780).
6.2 The third and fourth digits
6.2.1 If the parts manufacturer is also a road vehicle manufacturer AND has a
three-digit WMI code.
In this case, in accordance with 6.4.1 of GB/T 16737, the WPMI code, which is
assigned to the part manufacturer, shall consist of the three-digit code of the