GB 7231-2003
Basic identification colors and code indications and safety sign for industrial pipelines

Standard No.

GB 7231-2003

Language

Chinese

Release Date

2003

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Lastest

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 13495-1992 Fire safety signs
• GB 13690-1992 Classificaation and labels of dangerous chemical subustances commonly used
• GB 2893-1982 Safety Colours

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.