ASME_B89-1-2M-1991.pdf

Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.AN AMERICAN NATIONAL STANDARD Calibration of Gage Blocks by Contact Comparison Methods(Through 20 in.and 500 mm)ASME B89.1.2M-1991 The American Society of Mechanical Engineers 345 East 47th Street,New York,N.Y.10017-Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.Date of Issuance:November 30,1991 This Standard will be revised when the Society approves the issuance of a new edition.There will be no addenda or written interpretations of the re-quirements of this Standard issued to this edition.The next edition of this Standard is scheduled for publication in 1994.ASME is the registered trademark of The American Society of Mechani.cal Engineers:This code or standard was developed under procedures accredited as meeting the criteria for American National Standards.The Consensus Committee that approved the code or standard was balanced to assure that individuals from competent and concerned interests have had an opportunity to participate.The proposed code or standard was made available for public review and comment which provides an opportunity for additional public input from industry,academia,regulatory agencies,and the public-at-large.ASME does not approve,rate,or endorse any item,construction,proprietary device,or activity.ASME does not take any position with respect to the validity of any patent rights asserted in connection with any items mentioned in this document,and does not undertake to insure anyone utilizing a standard against liability for infringement of any applicable Letters Patent,nor assume any such liability.Users of a code or standard are expressly advised that determination of the validity of any such patent rights,and the risk of infringement of such rights,is entirely their own responsibility.Participation by federal agency representative(?.)or person(s)affiliated with industry is not to be interpreted as government or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations issued in accordance with governing ASME procedures and policies which preclude the issuance of interpretations by individual vol-unteers.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.Copyright 0 1991 by THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS All Rights Reserved Printed in U.S.A.Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.FOREWORD(This Foreword is not part of ASME B89.1.2M-1991)ASME Standards Committee B89 on Dimensional Metrology,under procedures approved by the American National Standards Institute,has the responsibility of preparing standards which encompass the inspection and the means of measuring characteristics of various geo-metrical parameters such as diameter,length,flatness,parallelism,concentricity,taper,and squareness.Comments and suggestions for improvement of this Standard are welcomed.They should be addressed to:ASME Standardization Dept.(M/S 8E)United Engineering Center 345 East 47th Street New York,NY 10017 This edition was approved as an American National Standard by ANSI on July 22,1991.iii Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.ASME STANDARDS COMMITTEE B89 DIMENSIONAL METROLOGY(The following is the roster of the Committee at the time of approval of this Standard.)OFFICERS B.R.Taylor,Chairman F.G.Parsons,Vice-chairman P.D.Stumpf,Secretary COMMITTEE PERSONNEL A.M.Bratkovich,National Machine Tool Builders Assoc.,McLean,Virginia J.B.Bryan,Bryan Associates,Pleasanton,California A.K.Chitayat,Anorad Corp.,Hauppauge,New York W.E.Drews,Rank Precision Industries,Inc.,Des Plaines,Illinois C.B.Erickson,Sterling Die Operation,West Hartford,Connecticut M.F.A.Fadl,Consultant,Providence,Rhode Island R.D.Farley,Lincoln Gage Co.,Warren,Michigan M.B.Grant,Cummins Engine Co.,Columbus,Indiana R.B.Hook,Metcon,Coventry,Rhode Island F.L.Jones,USATSG,Redstone Arsenal,Alabama A.A.Lindberg,Moore Special Tool Co.,Inc.,Bridgeport,Connecticut E.G.Loewen,Milton Roy Co.,Rochester,New York T.Mukaihata.Hughes Aircraft Co.,El Segundo,California D.Pieczulewski,A.G.Davis Gage and Engine Co.,Hazel Park,Michigan L.K.Reddig,AGMCIMLDA,Newark,Ohio E.L.Watelet,Consultant,Warwick,Rhode Island W.A.Watts,Glastonbury Gage,Glastonbury,Connecticut J.H.Worthen,Consultant,Durham,New Hampshire