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_API_Spec_2F-1997_2020.pdf

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1、Specification for Mooring ChainANSI/API SPECIFICATION 2F SIXTH EDITION,JUNE 1997REAFFIRMED,SEPTEMBER 2020SPECIAL NOTESAPI publications necessarily address problems of a general nature.With respect to partic-ular circumstances,local,state,and federal laws and regulations should be reviewed.API is not

2、 undertaking to meet the duties of employers,manufacturers,or suppliers towarn and properly train and equip their employees,and others exposed,concerning healthand safety risks and precautions,nor undertaking their obligations under local,state,orfederal laws.Information concerning safety and health

3、 risks and proper precautions with respect to par-ticular materials and conditions should be obtained from the employer,the manufacturer orsupplier of that material,or the material safety data sheet.Nothing contained in any API publication is to be construed as granting any right,byimplication or ot

4、herwise,for the manufacture,sale,or use of any method,apparatus,or prod-uct covered by letters patent.Neither should anything contained in the publication be con-strued as insuring anyone against liability for infringement of letters patent.Generally,API standards are reviewed and revised,reaffirmed

5、,or withdrawn at least every five years.Sometimes a one-time extension of up to two years will be added to this review cycle.This publication will no longer be in effect five years after its publication date as an operative API standard or,where an extension has been granted,upon republication.Statu

6、s of the publication can be ascertained from the API Authoring Department telephone(202)682-8000.A catalog of API publications and materials is published annually and updated quarterly by API,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001.This document was produced under API standardizat

7、ion procedures that ensure appropri-ate notification and participation in the developmental process and is designated as an API standard.Questions concerning the interpretation of the content of this standard or com-ments and questions concerning the procedures under which this standard was develope

8、d should be directed in writing to the director of the Authoring Department(shown on the title page of this document),American Petroleum Institute,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001.Requests for permission to reproduce or translate all or any part of the material published he

9、rein should also be addressed to the director.API standards are published to facilitate the broad availability of proven,sound engineer-ing and operating practices.These standards are not intended to obviate the need for apply-ing sound engineering judgment regarding when and where these standards s

10、hould beutilized.The formulation and publication of API standards is not intended in any way toinhibit anyone from using any other practices.Any manufacturer marking equipment or materials in conformance with the markingrequirements of an API standard is solely responsible for complying with all the

11、 applicablerequirements of that standard.API does not represent,warrant,or guarantee that such prod-ucts do in fact conform to the applicable API standard.All rights reserved.No part of this work may be reproduced,stored in a retrieval system,or transmitted by any means,electronic,mechanical,photoco

12、pying,recording,or otherwise,without prior written permission from the publisher.Contact the Publisher,API Publishing Services,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001.Copyright 1997 American Petroleum InstituteiiiFOREWORDAPI publications may be used by anyone desiring to do so.Eve

13、ry effort has been made bythe Institute to assure the accuracy and reliability of the data contained in them;however,theInstitute makes no representation,warranty,or guarantee in connection with this publicationand hereby expressly disclaims any liability or responsibility for loss or damage resulti

14、ngfrom its use or for the violation of any federal,state,or municipal regulation with which thispublication may conflict.Suggested revisions are invited and should be submitted to the director of the Exploration and Production Department,American Petroleum Institute,200 Massachusetts Avenue,NW,Suite

15、 1100,Washington,DC 20001.CONTENTS Page 1SCOPE.12REFERENCES.13BAR STOCK REQUIREMENTS AND TESTS.14CHAIN REQUIREMENTS AND TESTS.35KENTER LINK REQUIREMENTS AND TESTS.8Figures1Tensile Test Specimen.22Orientation of Charpy V-Notch Impact Test Specimens.23Basic Link and Stud Weldment.44Kenter Link Critica

16、l Dimensions.95Critical Shapes to Be Mated With API Kenter Link.11Tables1Chemical Composition Ladle Analysis.12Mechanical Properties.23Dimensional Tolerance of Bar Stock.24Frequency of Tests.35Dimensions and Tolerances.46Mooring Chain Proof and Break Tests,Length Over Five Links,andApproximate Weight(Customary Units).57Mooring Chain Proof and Break Tests,Length Over Five Links,andApproximate Weight(SI Units).68Kenter Link Dimensions and Tolerances.10 v CONTENTS Page 1 Specification for Mooring C

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