ANSI AWS A2.4-2012 Standard Symbols for Welding Brazing and Nondestructive Examination (7th Edition).pdf
《ANSI AWS A2.4-2012 Standard Symbols for Welding Brazing and Nondestructive Examination (7th Edition).pdf》由会员分享,可在线阅读,更多相关《ANSI AWS A2.4-2012 Standard Symbols for Welding Brazing and Nondestructive Examination (7th Edition).pdf(152页珍藏版)》请在麦多课文档分享上搜索。
1、AWS A2.4:2012An American National StandardStandard Symbolsfor Welding,Brazing, andNondestructiveExaminationAWS A2.4:2012An American National StandardApproved by theAmerican National Standards InstituteAugust 23, 2011Standard Symbols forWelding, Brazing, andNondestructive Examination7th EditionSupers
2、edes AWS A2.4:2007Prepared by theAmerican Welding Society (AWS) A2 Committee on Definitions and SymbolsUnder the Direction of theAWS Technical Activities CommitteeApproved by theAWS Board of DirectorsAbstractThis standard establishes a method for specifying certain welding, brazing, and nondestructi
3、ve examination informationby means of symbols. Detailed information and examples are provided for the construction and interpretation of thesesymbols. This system provides a means of specifying welding or brazing operations as well as nondestructive examina-tion, including the examination method, fr
4、equency, and extent.iiAWS A2.4:2012International Standard Book Number: 978-0-87171-796-2American Welding Society550 N.W. LeJeune Road, Miami, FL 33126 2012 by American Welding SocietyAll rights reservedPrinted in the United States of AmericaPhotocopy Rights. No portion of this standard may be reprod
5、uced, stored in a retrieval system, or transmitted in anyform, including mechanical, photocopying, recording, or otherwise, without the prior written permission of the copyrightowner.Authorization to photocopy items for internal, personal, or educational classroom use only or the internal, personal,
6、 oreducational classroom use only of specific clients is granted by the American Welding Society provided that the appropriatefee is paid to the Copyright Clearance Center, 222 Rosewood Drive, Danvers, MA 01923, tel: (978) 750-8400; Internet:.iiiAWS A2.4:2012Statement on the Use of American Welding
7、Society StandardsAll standards (codes, specifications, recommended practices, 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 AW
8、S American National Standards are either incorporated in, ormade part of, documents that are included in federal or state laws and regulations, or the regulations of other govern-mental bodies, their provisions carry the full legal authority of the statute. In such cases, any changes in those AWSsta
9、ndards must be approved by the governmental body having statutory jurisdiction before they can become a part ofthose laws and regulations. In all cases, these standards carry the full legal authority of the contract or other documentthat invokes the AWS standards. Where this contractual relationship
10、 exists, changes in or deviations from requirementsof an AWS standard must be by agreement between the contracting parties.AWS American National Standards are developed through a consensus standards development process that bringstogether volunteers representing varied viewpoints and interests to ac
11、hieve consensus. While the AWS administers theprocess and establishes rules to promote fairness in the development of consensus, it does not independently test, evalu-ate, or verify the accuracy of any information or the soundness of any judgments contained in its standards.AWS disclaims liability f
12、or any injury to persons or to property, or other damages of any nature whatsoever, whetherspecial, indirect, consequential, or compensatory, directly or indirectly resulting from the publication, use of, or relianceon this standard. AWS also makes no guarantee or warranty as to the accuracy or comp
13、leteness of any informationpublished herein.In issuing and making this standard available, AWS is neither undertaking to render professional or other services for oron behalf of any person or entity, nor is AWS undertaking to perform any duty owed by any person or entity to someoneelse. Anyone using
14、 these documents should rely on his or her own independent judgment or, as appropriate, seek theadvice of a competent professional in determining the exercise of reasonable care in any given circumstances. It isassumed that the use of this standard and its provisions are entrusted to appropriately q
15、ualified and competent personnel.This standard may be superseded by the issuance of new editions. This standard may also be corrected through publicationof amendments or errata. It may also be supplemented by publication of addenda. Information on the latest editions ofAWS standards including amendm
16、ents, errata, and addenda are posted on the AWS web page (www.aws.org). Users shouldensure that they have the latest edition, amendments, errata, and addenda.Publication of this standard does not authorize infringement of any patent or trade name. Users of this standard acceptany and all liabilities
17、 for infringement of any patent or trade name items. AWS disclaims liability for the infringement ofany patent or product trade name resulting from the use of this standard.The AWS does not monitor, police, or enforce compliance with this standard, nor does it have the power to do so.On occasion, te
18、xt, tables, or figures are printed incorrectly, constituting errata. Such errata, when discovered, are postedon the AWS web page (www.aws.org).Official interpretations of any of the technical requirements of this standard may only be obtained by sending a request,in writing, to the appropriate techn
19、ical committee. Such requests should be addressed to the American Welding Society,Attention: Managing Director, Technical Services Division, 550 N.W. LeJeune Road, Miami, FL 33126 (see Annex H).With regard to technical inquiries made concerning AWS standards, oral opinions on AWS standards may be re
20、ndered.These opinions are offered solely as a convenience to users of this standard, and they do not constitute professionaladvice. Such opinions represent only the personal opinions of the particular individuals giving them. These individualsdo not speak on behalf of AWS, nor do these oral opinions
21、 constitute official or unofficial opinions or interpretations ofAWS. 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 A2 Committee on Definitions and Symbols. It must bereviewed
22、every five years, and if not revised, it must be either reaffirmed or withdrawn. Comments (recommendations,additions, or deletions) and any pertinent data that may be of use in improving this standard are required and should beaddressed to AWS Headquarters. Such comments will receive careful conside
23、ration by the AWS A2 Committee onDefinitions and Symbols and the author of the comments will be informed of the Committees response to the comments.Guests are invited to attend all meetings of the AWS A2 Committee on Definitions and Symbols to express theircomments verbally. Procedures for appeal of
24、 an adverse decision concerning all such comments are provided in theRules of Operation of the Technical Activities Committee. A copy of these Rules can be obtained from the AmericanWelding Society, 550 N.W. LeJeune Road, Miami, FL 33126.This page is intentionally blank.ivAWS A2.4:2012vAWS A2.4:2012
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
本资源只提供5页预览,全部文档请下载后查看!喜欢就下载吧,查找使用更方便
10000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- ANSIAWSA242012STANDARDSYMBOLSFORWELDINGBRAZINGANDNONDESTRUCTIVEEXAMINATION7THEDITIONPDF

链接地址:http://www.mydoc123.com/p-433674.html