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| Chinese National Standard Category: Metal forming machinery |
| English Title: | Pipe bender Precision |
| Chinese Title: | 弯管机 精度 |
| Standard No.: | JB 3851-1985 |
| Category No.: | J62 |
| Issued by: | State Bureau of Machine Building Industry |
| Issued on: | 1985-01-19 |
| Implemented on: | 1985-7-1 |
| Status: | superseded |
| Superseded by: | JB/T 2671.3-2010 Tube bending machines-Part 3:Testing of the accuracy |
| Superseded on: | 2010-7-1 |
| Abolished on: | 2010-07-01 |
| Superseding: | |
| Word Count: | 2500 words |
| Similar Standards: | GB/T 33639-2025 GB/T 33644-2025 GB/T 30463-2025 GB/T 23280-2025 GB/T 28245-2025 GB/T 14331-2025 GB/T 10924-2025 T/SDMTGM 0005-2019 T/SDMTGM 0006-2019 T/SDMTGM 0015-2024 T/SDMTGM 0014-2024 T/SDMTGM 0016-2024 GB/T 45786-2025 GB/T 14404-2024 JB 3851-1985 GB/T 29548-2024 JB 2669-1980 JB 2474-1979 JB/T 2448-1979 JB 2098-1977 |
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