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本文(ANSI AWS A5.26 A 5.26M-1997 Specification for Carbon and Low-Alloy Steel Electrodes for Eletrogas Welding《气电焊用碳钢和低合金钢电极规范》.pdf)为本站会员(ownview251)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

ANSI AWS A5.26 A 5.26M-1997 Specification for Carbon and Low-Alloy Steel Electrodes for Eletrogas Welding《气电焊用碳钢和低合金钢电极规范》.pdf

1、Specification forCarbon andLow-Alloy SteelElectrodes forElectrogasWeldingANSI/AWS A5.26/A5.26M-97RAn American National StandardCopyright American Welding Society Provided by IHS under license with AWSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-550 N.W. LeJeune

2、Road, Miami, Florida 33126ANSI/AWS A5.26/A5.26M-97RAn American National StandardApproved byAmerican National Standards InstituteSeptember 25, 1997Specification forCarbon and Low-Alloy SteelElectrodes for Electrogas WeldingSupersedes ANSI/AWS A5.26-91Prepared byAWS Committee on Filler MetalsUnder the

3、 Direction ofAWS Technical Activities CommitteeApproved byAWS Board of DirectorsAbstractClassification requirements are specified for solid and composite (flux cored and metal cored) electrodes for electro-gas welding. The requirements include chemical composition of the electrode for solid electrod

4、es and of weld metal forcomposite (cored) electrodes, in addition to the mechanical properties and soundness of weld metal taken from a grooveweld made with these electrodes using the prescribed welding procedure. Standard electrode sizes, marking, and packag-ing requirements are included.This speci

5、fication makes use of both U.S. Customary Units and the International System of Units (SI). Since these arenot equivalent, each system must be used independently of the other.Key Words Filler metal specifications, low-alloy steel electrodes, carbon steel electrodes, welding electrodes, flux cored el

6、ectrodes, electrogas welding electrodesCopyright American Welding Society Provided by IHS under license with AWSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Statement on Use of AWS American National StandardsAll standards (codes, specifications, recommended prac

7、tices, methods, classifications, and guides) of the AmericanWelding Society (AWS) are voluntary consensus standards that have been developed in accordance with the rules of theAmerican National Standards Institute (ANSI). When AWS standards are either incorporated in, or made part of, docu-ments tha

8、t are included in federal or state laws and regulations, or the regulations of other governmental bodies, theirprovisions carry the full legal authority of the statute. In such cases, any changes in those AWS standards must be ap-proved by the governmental body having statutory jurisdiction before t

9、hey can become a part of those laws and regula-tions. In all cases, these standards carry the full legal authority of the contract or other document that invokes the AWSstandards. Where this contractual relationship exists, changes in or deviations from requirements of an AWS standardmust be by agre

10、ement between the contracting parties.International Standard Book Number: 0-87171-532-5American Welding Society, 550 N.W. LeJeune Road, Miami, FL 33126 1998 by American Welding Society. All rights reservedPrinted in the United States of AmericaReaffirmed: February 28, 2003AWS American National Stand

11、ards are developed through a consensus standards development process that bringstogether volunteers representing varied viewpoints and interests to achieve consensus. While AWS administers the processand establishes rules to promote fairness in the development of consensus, it does not independently

12、 test, evaluate, orverify the accuracy of any information or the soundness of any judgments contained in its standards.AWS disclaims liability for any injury to persons or to property, or other damages of any nature whatsoever, whether spe-cial, indirect, consequential or compensatory, directly or i

13、ndirectly resulting from the publication, use of, or reliance on thisstandard. AWS also makes no guaranty or warranty as to the accuracy or completeness of any information published herein.In issuing and making this standard available, AWS is not undertaking to render professional or other services

14、for or onbehalf of any person or entity. Nor is AWS undertaking to perform any duty owed by any person or entity to someoneelse. Anyone using these documents should rely on his or her own independent judgment or, as appropriate, seek the adviceof a competent professional in determining the exercise

15、of reasonable care in any given circumstances.This standard may be superseded by the issuance of new editions. Users should ensure that they have the latest edition.Publication of this standard does not authorize infringement of any patent. AWS disclaims liability for the infringementof any patent r

16、esulting from the use or reliance on this standard.Finally, AWS does not monitor, police, or enforce compliance with this standard, nor does it have the power to do so.On occasion, text, tables, or figures are printed incorrectly, constituting errata. Such errata, when discovered, are postedon the A

17、WS web page (www.aws.org).Official interpretations of any of the technical requirements of this standard may be obtained by sending a request, in writing,to the Managing Director, Technical Services Division, American Welding Society, 550 N.W. LeJeune Road, Miami, FL33126 (see Annex A). With regard

18、to technical inquiries made concerning AWS standards, oral opinions on AWS standardsmay be rendered. However, such opinions represent only the personal opinions of the particular individuals giving them.These individuals do not speak on behalf of AWS, nor do these oral opinions constitute official o

19、r unofficial opinions or inter-pretations of AWS. In addition, oral opinions are informal and should not be used as a substitute for an official interpretation.This standard is subject to revision at any time by the AWS A5 Committee on Filler Metals. It must be reviewed everyfive years, and if not r

20、evised, it must be either reapproved or withdrawn. Comments (recommendations, additions, ordeletions) and any pertinent data that may be of use in improving this standard are required and should be addressed toAWS Headquarters. Such comments will receive careful consideration by the AWS A5 Committee

21、 on Filler Metals andthe author of the comments will be informed of the Committees response to the comments. Guests are invited to attendall meetings of the AWS A5 Committee on Filler Metals to express their comments verbally. Procedures for appeal ofan adverse decision concerning all such comments

22、are provided in the Rules of Operation of the Technical ActivitiesCommittee. A copy of these Rules can be obtained from the American Welding Society, 550 N.W. LeJeune Road,Miami, FL 33126.Photocopy RightsAuthorization to photocopy items for internal, personal, or educational classroom use only, or t

23、he internal, personal, oreducational classroom use only of specific clients, is granted by the American Welding Society (AWS) provided that theappropriate fee is paid to the Copyright Clearance Center, 222 Rosewood Drive, Danvers, MA 01923, Tel: 978-750-8400;online: http:/.Copyright American Welding

24、 Society Provided by IHS under license with AWSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-iii*Advisor*DeceasedPersonnelAWS Committee on Filler MetalsD. J. Kotecki, Chair The Lincoln Electric CompanyR. A. LaFave, lst Vice Chair Elliott CompanyJ. P. Hunt, 2nd Vi

25、ce Chair Inco Alloys International, IncorporatedJ. C. Meyers, Secretary American Welding SocietyB. E. Anderson AlcoTec Wire Company*R. L. Bateman Electromanufacturas S. A.R. A. Bonneau U.S. Army Research LaboratoryR. S. Brown Carpenter Technology CorporationR. A. Bushey Esab Group, IncorporatedJ. Ca

26、prarola, Jr. Esab Group, Incorporated*L. J. Christensen ConsultantR. J. Christoffel ConsultantD. J. Crement Precision Components CorporationD. D. Crockett The Lincoln Electric CompanyR. A. Daemen Hobart Brothers CompanyD. A. DelSignore Westinghouse Electric CorporationH. W. Ebert Exxon Research and

27、Engineering CompanyD. A. Fink The Lincoln Electric CompanyC. E. Fuerstenau Lucas-Milhaupt IncorporatedG. A. Hallstrom, Jr. Hallstrom Consultants*R. L. Harris R. L. Harris AssociatesW. S. Howes National Electrical Manufacturers AssociationR. W. Jud Chrysler CorporationR. B. Kadiyala Techalloy Company

28、G A. Kurisky Maryland Specialty Wire CompanyN. E. Larson Praxair, IncorporatedA. S. Laurenson ConsultantJ. S. Lee Chicago Bridge and Iron Company IncorporatedG. H. MacShane MAC Associates*L. M. Malik Arctec Canada LimitedM. T. Merlo ConsultantA. R. Mertes Ampco Metal, IncorporatedJ. W. Mortimer II C

29、onsultantC. L. Null Naval Sea Systems Command*Y. Ogata Kobe Steel LimitedJ. J. Payne SSI Services, IncorporatedR. L. Peaslee Wall Colmonoy CorporationE. W. Pickering, Jr. ConsultantM. A. Quintana The Lincoln Electric Company*H. F. Reid Consultant*S. D. Reynolds Jr. Westinghouse Electric Company L. F

30、. Roberts Canadian Welding Bureau*D. Rozet ConsultantP. K. Salvesen Det Norske VeritasCopyright American Welding Society Provided by IHS under license with AWSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ivAWS Committee on Filler Metals (continued)W. S. Severanc

31、e L-Tec Welding and Cutting Systems*W. A. Shopp Editorial ConsultantM. S. Sierdzinski Esab Group, Incorporated*R. G. Sim The Lincoln Electric Company*L. R. Soisson Welding Consultant*R. W. Straiton Bechtel CorporationR. A. Sulit Sulit EngineeringR. S. Swain Thyssen Welding ProductsR. D. Thomas, Jr.

32、R. D. Thomas and Company*R. Timerman Conarco S.A.R. T. Webster ConsultantH. D. Wehr Arcos Alloys*A. E. Wiehe Consultant*W. L. Wilcox Consultant*F. J. Winsor ConsultantK. G. Wold Siemens Power CorporationAWS Subcommittee on Carbon and Low-Alloy Steel Electrodes for Electroslag and Electrogas WeldingD

33、. A. Fink, Chair The Lincoln Electric CompanyJ. C. Meyers, Secretary American Welding SocietyR. H. Juers Naval Surface Warfare CenterD. Y. Ku American Bureau of ShippingL. F. Roberts Canadian Welding BureauB. L. Shultz The Taylor Winfield Corporation*R. D. Thomas, Jr. R. D. Thomas therefore each sys

34、tem must be used indepen-dently of the other, without combining in any way. In selecting rational metric units the ANSI/AWS A1.1, MetricPractice Guide for the Welding Industry, and ISO 864, Solid Wires for Gas Shielded Metal Arc Welding of Mild Steel, areused as guides. Tables and figuresmake use of

35、 both U.S. Customary and SI units, which with the application of the spec-ified tolerances provide for interchangeability of products in both U.S. Customary and SI units.The current document is the second revision of this specification, as shown below:Document DevelopmentANSI/AWS A5.26-78 Specificat

36、ion for Consumables for Electrogas Welding of Carbon and High Strength Low-Alloy SteelsANSI/AWS A5.26-91 Specification for Carbon and Low-Alloy Steel Electrodes for Electrogas WeldingComments and suggestions for the improvement of this standard are welcome. They should be sent to the Secretary,Commi

37、ttee on Filler Metals, American Welding Society, 550 N.W. LeJeune Road, Miami, FL 33126.Official interpretations of any of the technical requirements of this standard may be obtained by sending a request, inwriting, to the Managing Director, Technical Services Division, American Welding Society. A f

38、ormal reply will beissued after it has been reviewed by the appropriate personnel following established procedures.Copyright American Welding Society Provided by IHS under license with AWSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-viTable of ContentsPage No.Pe

39、rsonnel iiiForeword . vList of Tables viiList of Figures vii1. Scope1Part AGeneral Requirements2. Classification13. Acceptance .14. Certification .15. Units of Measure and Rounding-Off Procedure 1Part BTests, Procedures, and Requirements6. Summary of Tests.57. Retest58. Weld Test Assemblies 69. Chem

40、ical Analysis .610. Radiographic Test.611. Tension Test .712. Impact Test.8Part CManufacture, Identification, and Packaging13. Method of Manufacture .814. Standard Sizes 915. Finish and Uniformity916. Standard Package Forms1017. Winding Requirements.1018. Electrode Identification1319. Packaging .132

41、0. Marking of Packages13AnnexGuide to AWS Specification for Carbon and Low-Alloy Steel Electrodes for Electrogas WeldingA1. Introduction17A2. Classification System 17A3. Acceptance.19A4. Certification .19A5. Ventilation During Welding.20A6. Welding Considerations.20A7. Description and Intended Use o

42、f Electrodes .21A8. Discontinued Classifications .22A9. Safety Considerations 22AWS Filler Metal Specifications by Material and Welding Process 25AWS Filler Metal Specifications and Related Documents .27Copyright American Welding Society Provided by IHS under license with AWSNot for ResaleNo reprodu

43、ction or networking permitted without license from IHS-,-,-viiList of TablesTable Page No.1 Chemical Composition Requirements for Solid Electrodes 22 A5.26 Tension Test Requirements (As Welded) 22M A5.26M Tension Test Requirements (As Welded) 33 A5.26 Impact Test Requirements (As Welded)33M A5.26M I

44、mpact Test Requirements (As Welded) 34 Chemical Composition Requirements for Weld Metal from Composite Flux Cored andMetal Cored Electrodes45 Required Tests56 Base Metals for Test Assemblies .97 Standard Sizes 128 Standard Package Dimensions and Weights 13A1 Comparisons of A5.26/A5.26M Classificatio

45、ns and Classifications in Other AWS Specificationsand Proposed ISO Designations.19A2 Discontinued Classifications22List of FiguresFigure Page No.1 Groove Weld Test Assembly for Mechanical Properties and Soundness 72 Weld Ingot93 Tension Test Specimen.104 Radiographic Acceptance Standards115 Charpy V

46、-Notch Impact Test Specimen.126A Dimensions of Standard 12 and 14 in. 300 and 350 mm Spools.146B Dimensions of Standard 22, 24, and 30 in. 560, 610, and 760 mm Spools (Reels) 15A1 Classification System.18Copyright American Welding Society Provided by IHS under license with AWSNot for ResaleNo reprod

47、uction or networking permitted without license from IHS-,-,-Copyright American Welding Society Provided by IHS under license with AWSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-11. ScopeThis specification prescribes requirements for theclassification of carbon

48、and low-alloy steel electrodes forelectrogas welding. It covers solid and composite (fluxcored and metal cored) electrodes used with external gasshielding, and composite (self-shielded flux cored) elec-trodes used without external shielding.Part AGeneral Requirements2. Classification2.1 The solid el

49、ectrodes covered by this specification areclassified according to the chemical composition of theelectrode, as specified in Table 1 and the mechanicalproperties of the weld metal as specified in Tables 2 and 3.2.2 The composite (flux cored and metal cored) elec-trodes covered by this specification are classified accord-ing to the need for external shielding gas (Table 4) andthe chemical composition and me

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