What procedures are required for repairing pressure vessels, what work needs to be done, and what documents are included in the completion records?
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What procedures are required for repairing pressure vessels, what work needs to be done, and what documents are included in the completion records?
The procedures required for repairing pressure vessels usually include: submitting a repair plan to the relevant safety regulatory authorities and obtaining the necessary approvals or permits； A safety assessment report prior to repair may also need to be submitted. Repair work may include: disassembling the damaged parts, conducting inspections, welding, replacing components, applying anti-corrosion treatments, and performing tests on strength and sealing to ensure that the container is safe and compliant. Completion documents typically include: repair reports, quality certification documents, material and welding records, inspection records, pressure test reports, safety assessment reports, as well as inspection certificates issued by a qualified third party. .
Consult the \"Regulations on Safety Supervision of Pressure Vessels\".