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| Chinese National Standard Category: Petroleum drilling & production equipment and instrument |
| English Title: | Specification for rotary drill stem elements |
| Chinese Title: | 旋转钻井钻柱构件规范 |
| Standard No.: | SY/T 6407-1999 |
| Category No.: | E92 |
| Issued by: | the State Bureau of Petroleum and Chemical Industry |
| Issued on: | 1999-05-17 |
| Implemented on: | 1999-12-1 |
| Status: | abolished |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | 2018-08-24 |
| Superseding: | |
| Word Count: | 44000 words |
| Similar Standards: | GB/T 30216-2025 GB/T 19190-2025 GB/T 46212-2025 GB/T 45966.1-2025 GB/T 45134-2025 GB/T 44764-2024 GB/T 44317-2024 GB/T 44560-2024 T/HBSEA 001-2024 T/ZSA 246-2024 GB/T 43925-2024 GB/T 43673-2024 GB/T 21267-2024 GB/T 43599-2023 GB/T 43303-2023 GB/T 29549.1-2023 GB/T 29021-2023 GB/T 43505-2023 GB/T 20656-2023 GB/T 19830-2023 |
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