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| Chinese National Standard Category: Mechanical vibration, impact equipment and dynamic balancing machine |
| English Title: | Balancing machines-Enclosures and other safety measures |
| Chinese Title: | 平衡机防护罩和其他安全措施 |
| Standard No.: | GB 12977-1991 |
| Category No.: | N73 |
| Issued by: | CSBTS |
| Issued on: | 1991-06-06 |
| Implemented on: | 1992-3-1 |
| Status: | abolished |
| Superseded by: | GB 12977-2008 Balancing machines - Enclosures and other protective measures for the measuring station GB/T 12977-2008 Balancing machines - Enclosures and other protective measures for the measuring station |
| Superseded on: | 2008-12-1 |
| Abolished on: | 2008-12-01 |
| Superseding: | GB 7667-1987 Stipulations on controlling the dose of X-rays leakage from electron microscope |
| Word Count: | 3000 words |
| Similar Standards: | GB/T 9239.23-2022 GB/T 9239.21-2019 GB/T 37776-2019 GB/T 9239.32-2017 GB/T 9239.14-2017 DB43/T 961-2014 GB/T 14123-2012 GB/T 9238-2010 JB/T 6867-2010 GB/T 18328.1-2009 GB/T 7670-2009 GB/T 10179-2009 GB 22447-2008 GB/T 12977-2008 GB 12977-2008 JB/T 6869-2008 JB/T 7407-2008 JB/T 6868-2008 GB/T 13310-2007 GB/T 21116-2007 |
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