This standard specifies the requirements for stop plate of equipment pipeline in chemical manufactory, safety and responsibility requirements concerning blinding-pipeline operation with stop plate, as well as management of Safety Operation Certificate for Blinding-pipeline Operation with Stop Plate.
This standard is applicable to the blinding-pipeline operation with stop plate in chemical manufactory.
2 Normative References
The following documents contain provisions which, through reference in this text, constitute provisions of this Standard. For dated reference, subsequent amendments to (excluding any corrigendum), or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. For any undated references, the latest edition of the document referred to applies.
AQ 3025-2008 Safety Code for High-place Operation of Chemical Manufactory
3 Term and Definition
For the purposes of this standard, the following term and definition apply.
3.1
blinding-pipeline operation with stop plate
during emergency repair or repair, blinding-pipeline operation with stop plate when materials (gas, liquid and solid phases) exist in the equipment and pipeline, and at certain temperature and pressure, or blinding-pipeline operation with stop plate after the materials in the equipment and pipeline are subjected to purging, replacement, and cleaning
下列文件中的条款通过本标准的引用而成为本标准的条款。凡是注日期的引用文件，其随后所有的修改单（不包括勘误的内容）或修订版均不适用于本标准，然而，鼓励根据本标准达成协议的各方研究是否可使用这些文件的最新版本。凡是不注日期的引用文件，其最新版本适用于本标准。
AQ 3025-2008 化学品生产单位高处作业安全规范
