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| Position: Chinese Standard in English/HG/T 20686-1990 |
| HG/T 20686-1990 Unified Regulations on Images and Verbal Symbols in Electrical Design for Enterprises in Chemical Industry (English Version) | |||
| Standard No.: | HG/T 20686-1990 | Status: | superseded |
| Language: | English | File Format: | |
| Word Count: | 45000 words | Price(USD): | 1350.00 remind me the price change |
| Implemented on: | 1991-1-1 | Delivery: | via email in 1~3 business day |
| Standard No.: | HG/T 20686-1990 |
| English Name: | Unified Regulations on Images and Verbal Symbols in Electrical Design for Enterprises in Chemical Industry |
| Chinese Name: | 化工企业电力设计图形和文字符号统一规定 |
| Chinese Classification: | P72 Petrochemical and chemical industry engineering |
| Professional Classification: | HG Professional Standard - Chemistry |
| Issued on: | 1991-2-1 |
| Implemented on: | 1991-1-1 |
| Status: | superseded |
| Superseded by: | HG/T 20686-2024 Uniform rules for the symbols and codes of electric design in chemical enterprises |
| Superseded on: | 2024-10-1 |
| Superseding: | HGJ 530-1990 |
| Language: | English |
| File Format: | |
| Word Count: | 45000 words |
| Price(USD): | 1350.00 |
| Delivery: | via email in 1~3 business day |