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| Position: Chinese Standard in English/JB 97-1975 |
| JB 97-1975 (English Version) | |||
| Standard No.: | JB 97-1975 | Status: | superseded |
| Language: | English | File Format: | |
| Word Count: | Price(USD): | remind me the price change | |
| Implemented on: | Delivery: | ||
| Standard No.: | JB 97-1975 |
| Professional Classification: | JB Professional Standard - Machinery |
| Status: | superseded |
| Superseded by: | GB/T 12221-1989 Metal valves for use in flanged pipe systems-Face-to-face and centre-to-face dimensions |
| Superseded on: | 1990-9-1 |
| Language: | English |
| File Format: |