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| Position: Chinese Standard in English/TB/T 2989-2023 |
| TB/T 2989-2023 (English Version) | |||
| Standard No.: | TB/T 2989-2023 | Status: | valid remind me the status change |
| Language: | English | File Format: | |
| Word Count: | Price(USD): | remind me the price change | |
| Implemented on: | 2023-9-1 | Delivery: | |
| Standard No.: | TB/T 2989-2023 |
| Chinese Name: | 机车车辆驱动齿轮箱 牵引齿轮 |
| Professional Classification: | TB Professional Standard - Railway Transport |
| Issued by: | NRA |
| Issued on: | 2023-02-27 |
| Implemented on: | 2023-9-1 |
| Status: | valid |
| Superseding: | TB/T 2989-2015 Gear for railway locomotive and power car TB/T 2254-1991 Metallographic Inspection Standard for Carburizing and Hardening Gears of Locomotive Traction |
| Language: | English |
| File Format: |