- Standard No.
- GB 7231-2003
- Language
- Chinese, Available in English version
- Release Date
- 2003
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
-
GB 7231-2003
- Replace
-
GB/T 7231-1987
- Scope
- This standard specifies the basic identification colors, identification symbols and safety signs of industrial pipelines. This standard applies to non-buried gas and liquid pipelines in industrial production.
GB 7231-2003 Referenced Document
GB 7231-2003 history
- 2003 GB 7231-2003 Basic identification colors and code indications and safety sign for industrial pipelines
- 1987 GB/T 7231-1987 Basic identification colours and code indications for industrial pipelines
GB 7231-2003 Basic identification colors and code indications and safety sign for industrial pipelines has been changed from GB/T 7231-1987 Basic identification colours and code indications for industrial pipelines.