1、Cements and Materials for Well CementingAPI SPECIFICATION 10ATWENTY-FIFTH EDITION,MARCH 2019API MONOGRAM PROGRAM EFFECTIVE DATE:SEPTEMBER 2019ADDENDUM 1,NOVEMBER 2019Special NotesAPI publications necessarily address problems of a general nature.With respect to particular circumstances,local,state,an
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7、rer marking equipment or materials in conformance with the marking requirements of an API standardis solely responsible for complying with all the applicable requirements of that standard.API does not represent,warrant,or guarantee that such products do in fact conform to the applicable API standard
8、.Classified areas may vary depending on the location,conditions,equipment,and substances involved in any givensituation.Users of this specification should consult with the appropriate authorities having jurisdiction.Users of this specification should not rely exclusively on the information contained
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10、ecording,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 2019 American Petroleum InstituteForewordNothing contained in any API publication is to be construed as grantin
11、g any right,by implication or otherwise,for themanufacture,sale,or use of any method,apparatus,or product covered by letters patent.Neither should anythingcontained in the publication be construed as insuring anyone against liability for infringement of letters patent.The verbal forms used to expres
12、s the provisions in this recommended practice 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 is advised but not required in order to conform to thespecification;the term“may”is used to expres
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15、001.Requests for permission to reproduceor translate all or any part of the material published herein should also be addressed to the director.For API Monogram Program licensees and APIQR Program registrants,this standard shall become effective on theprogram date printed on the cover but may be used
16、 voluntarily from the date of publication.Generally,API standards are reviewed and revised,reaffirmed,or withdrawn at least every five years.A one-timeextension of up to two years may be added to this review cycle.Status of the publication can be ascertained from theAPI Standards Department,telephone(202)682-8000.A catalog of API publications and materials is publishedannually by API,200 Massachusetts Avenue,NW,Suite 1100,Washington,DC 20001.Suggested revisions are invited and should be submitte
