1、Inspection Practices for Pressure VesselsAPI RECOMMENDED PRACTICE 572 FOURTH EDITION,DECEMBER 2016Special NotesAPI publications necessarily address problems of a general nature.With respect to particular circumstances,local,state,and federal laws and regulations should be reviewed.Neither API nor an
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13、 addressed to the director.Generally,API standards are reviewed and revised,reaffirmed,or withdrawn at least every five years.A one-time extension of up to two years may be added to this review cycle.Status of the publication can be ascertained from the API Standards Department,telephone(202)682-800
14、0.A catalog of API publications and materials is published annually by API,1220 L Street,NW,Washington,DC 20005.Suggested revisions are invited and should be submitted to the Standards Department,API,1220 L Street,NW,Washington,DC 20005,standardsapi.org.iiiContentsPage1Scope.12Normative References .
15、13Terms and Definitions.13.1Definitions .13.2Acronyms and Abbreviations .64Introduction to Pressure Vessels.64.1General.64.2Methods of Construction.64.3Materials of Construction.74.4Internal Components and Equipment.84.5Uses of Pressure Vessels.114.6Design and Construction Standards.125Reasons for I
16、nspection.155.1General.155.2Safety.155.3Reliability and Efficient Operation.165.4Regulatory Requirements.166Inspection Plans.176.1General.176.2Inspection for Specific Types of Damage.176.3Developing Inspection Plans.186.4Reviewing and Updating Inspection Plans.186.5RBI.197Frequency and Extent of Inspection.197.1General.197.2Opportunities for Inspection.208Safety Precautions and Preparatory Work.218.1Safety Precautions.218.2Preparatory Work .219Inspection Methods and Limitations.249.1General.249.
