Part 6: This is a continuation of our blog series explaining how to perform an IIAR 6 Appendix B inspection of an ammonia pressure vessel. Item D requires the inspector to verify that supports and anchorage are adequate. For a ground-mounted pressure vessel, the anchorage should be inspected to ensure nuts are tight and free […]
Part 5: This is a continuation of our blog series explaining how to perform an IIAR 6 Appendix B inspection of an ammonia pressure vessel. Items B and C on Page 2 of the checklist ask if the vessel is suitable for ammonia and operating within limits. The inspector must verify that the vessel is […]
Part 4: This is a continuation of our blog series explaining how to perform an IIAR 6 Appendix B inspection of an ammonia pressure vessel. The second page of the checklist contains twenty questions that should be answered ‘yes’, ‘no’, or ‘not applicable’. The wording of each question is such that a ‘yes’ answer is […]
Part 3: This is a continuation of our blog series explaining how to perform an IIAR 6 Appendix B inspection of an ammonia pressure vessel. The final information required on the first page of the checklist pertains to the vessel relief valves. The manufacturer, model, pressure setting, and capacity can be obtained from the relief […]
Part 2: This is a continuation of our blog series explaining how to perform an IIAR 6 Appendix B inspection of an ammonia pressure vessel. Page 1 of the pressure vessel checklist requires the inspector to indicate the application of the vessel. For example, if a high pressure receiver was being inspected, the corresponding box […]
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