1、Manufacture of Structural Steel Forgings for Primary Offshore ApplicationsAPI SPECIFICATION 2SFFIRST EDITION,AUGUST 2013REAFFIRMED,SEPTEMBER 2020Special NotesAPI publications necessarily address problems of a general nature.With respect to particular circumstances,local,state,and federal laws and re
2、gulations should be reviewed.Neither API nor any of APIs employees,subcontractors,consultants,committees,or other assignees make anywarranty or representation,either express or implied,with respect to the accuracy,completeness,or usefulness of theinformation contained herein,or assume any liability
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4、ns may be used by anyone desiring to do so.Every effort has been made by the Institute to assure theaccuracy and reliability of the data contained in them;however,the Institute makes no representation,warranty,orguarantee in connection with this publication and hereby expressly disclaims any liabili
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9、0,Washington,DC 20001.Copyright 2013 American Petroleum InstituteForewordThe verbal forms used to express the provisions in this specification are as follows:the term“shall”denotes a minimum requirement in order to conform to the specification;the term“should”denotes a recommendation or that which i
10、s advised but not required in order to conform to thespecification;the term“may”is used to express permission or a provision that is optional;the term“can”is used to express possibility or capability.Nothing contained in any API publication is to be construed as granting any right,by implication or
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14、ards are reviewed and revised,reaffirmed,or withdrawn at least every five years.A one-time extension of up to two years may be added to this review cycle.Status of the publication can be ascertained from the API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)682-8000.A catalog of API publications and materials
15、is published annually by API,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001.Suggested revisions are invited and should be submitted to the Standards Department,API,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001,standardsapi.org.iiiContentsPage1Scope.12Normative References.13T
16、erms,Definitions,Abbreviations,and Acronyms.23.1Terms and Definitions.23.2Abbreviations and Acronyms.34Manufacturing and Quality Requirements.44.1Quality Plan(QP)and Manufacturing Procedure Specification(MPS).44.2Manufacturer,Facility,and Subcontractor Approval.54.3Lowest Anticipated Service Temperature(LAST).54.4Service Categories.54.5Critical Sections.54.6Forging Specifications.54.7Traceability.54.8Information Supplied to the Forging Manufacturer.64.9Documents Requiring Approval by Purchaser a
