1 Scope
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
Foreword i
1 Scope
2 Normative References
3 Term and Definition
4 Requirements for Stop Plate
5 Safety Requirements for Blinding-pipeline Operation with Stop Plate
6 Responsibilities
7 Management of Safety Operation Certificate for Blinding-pipeline Operation with Stop Plate
Annex A (Informative) Safety Operation Certificate for Blinding-pipeline Operation with Stop Plate
