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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| AQ 3027-2008 |
Safety code for blinding-pipeline operation with stop plate in chemical manufactory 化学品生产单位盲板抽堵作业安全规范 |
China Safety & Security
Standards blinding |
 English PDF |
| HG 23013-1999 |
The Safety Code for Pipeline blinding in Workplace |
China Chemical Industry
Standards blinding |
English PDF |
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