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| Chinese National Standard Category: Labor safety technology in general |
| English Title: | Basic indentification colors and code indications and safety sign for industrial pipelines |
| Chinese Title: | 工业管道的基本识别色、识别符号和安全标识 |
| Standard No.: | GB 7231-2003 |
| Category No.: | C65 |
| Issued by: | AQSIQ |
| Issued on: | 2003-3-13 |
| Implemented on: | 2003-10-1 |
| Status: | to be superseded |
| Superseded by: | GB 2894-2025 Safety colours and safety signs |
| Superseded on: | 2026-3-1 |
| Abolished on: | |
| Superseding: | GB 7231-1987 |
| Word Count: | 2000 words |
| Similar Standards: | AQ 7026-2025 AQ 7024-2025 AQ 7025-2025 AQ 7028-2025 AQ 7027-2025 AQ 7029-2025 AQ 4272-2025 AQ 7017-2025 DB3202/T 1052-2023 DB3202/T 1047-2023 T/ZAWS 0016-2025 DB11/T 1191.3-2024 DB3206/T 1093-2024 GB/T 14441-2024 T/CCSAS 024-2023 DB37/T 4683-2023 T/SHWSHQ 01-2023 T/CCSAS 044-2023 GB/T 43456-2023 GB 15607-2023 |
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