1、Recommended Practice for Assessment and Management of Cracking in PipelinesAPI RECOMMENDED PRACTICE 1176 FIRST EDITION,JULY 2016ERRATA 1,FEBRUARY 2021ERRATA 2,MARCH 2022Special NotesAPI publications necessarily address problems of a general nature.With respect to particular circumstances,local,state
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14、s review cycle.Status of the publication can be ascertained from the API Standards Department,telephone(202)682-8000.A catalog of API publications and materials is published annually by API,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001.Suggested revisions are invited and should be submi
15、tted to the Standards Department,API,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001,standardsapi.org.iiiContentsPage1Scope.12Normative References .13Terms,Definitions,Acronyms,and Abbreviations.23.1 Terms and Definitions.23.2Acronyms and Abbreviations .104Guiding Principles.125Crack Mana
16、gement.135.1General Considerations.135.2 Elements of Crack Management to Incorporate into Integrity Management Plans.146Threat Mechanisms Associated with Cracking.166.1 General.166.2 Environmentally Assisted Cracking.166.3 Manufacturing Defects Associated with Longitudinal Seams.196.4 Mechanical Damage.227Fitness-For-Service of Crack-like Flaws.257.1Assessment Methods.257.2Input Parameters.258Crack Growth.278.1Pressure Cycling Analysis.278.2 Fatigue Growth .308.3 Stress Corrosion Cracking and Co
