1、AN AM E R IC AN NAT IO NAL STANDARD ASME B18.31.5-2011Bent Bolts(Inch Series)REAFFIRMED 2021ASME B18.31.5-2011Bent Bolts(Inch Series)AN AMERICAN NATIONAL STANDARDThree Park Avenue New York,NY 10016 USADate of Issuance:December 12,2011This Standard will be revised when the Society approves the issuan
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10、suance of interpretations by individuals.No part of this document may be reproduced in any form,in an electronic retrieval system or otherwise,without the prior written permission of the publisher.The American Society of Mechanical EngineersThree Park Avenue,New York,NY 10016-5990Copyright 2011 byTH
11、E AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.CONTENTSForeword.ivCommittee Roster.vCorrespondence With the B18 Committee.vi1Introductory Notes.12General Data.2Figures1Dimensions of J-Bolts,Offset Round Bend.52Dimensions of Hook Bolts,Square Bends.53Dimensions of U-Bol
12、ts,Vee Bend.54Dimensions of Slant U-Bolts.5Tables1Dimensions of U-Bolts,Round Bend.62Dimensions of U-Bolts,Square Bends.73Dimensions of Eyebolts,Closed Anchor Ring.84Dimensions of Eyebolts,Open Anchor Ring.95Dimensions of Hook Bolts,Right Angle Bend.106Dimensions of Hook Bolts,Acute Angle Bend.117Di
13、mensions of Round Bend Hook Bolts.11Nonmandatory AppendixAPart Identifying Number System for Bent Bolts.13iiiFOREWORDThe ASME B18 Standards Committee for the Standardization of Bolts,Nuts,Rivets,Screws,Washers,and Similar Fasteners(formerly American National Standards Committee B18)wasorganized in M
14、arch 1922 as Sectional Committee B18 under the aegis of the American EngineeringStandards Committee(later the American Standards Association,then the United States ofAmericaStandardsInstitute,and,asofOctober6,1969,theAmericanNationalStandardsInstitute,Inc.)with the Society of Automotive Engineers an
15、d ASME as joint sponsors.In 1995 the SAE Ship Systems and Equipment Committee that was preparing fastener partstandards for the shipbuilding industry asked the ASME B18 Committee if there was an interestin developing dimensional standards for studs.At the December 1995 B18 meeting in Atlanta,Georgia
16、,it was reported that a survey by ASME showed considerable interest in establishing asubcommittee to develop stud standards,and 11 representatives indicated their willingness toserve on the subcommittee.Subcommittee(SC)31,titled“Studs,”was established,and drafts ofSAE U.S.Customary and SI(Metric)stud standards were distributed for review.In April 2008,B18 SC 31 had completed work on ASME B18.31.2,which covered the studsfrom the Industrial Fasteners Institute(IFI)publication,IFI-136,Studs and Ben
