ISO-11970-2001.pdf
《ISO-11970-2001.pdf》由会员分享,可在线阅读,更多相关《ISO-11970-2001.pdf(22页珍藏版)》请在三一文库上搜索。
1、Reference number ISO 11970:2001(E) ISO 2001 INTERNATIONAL STANDARD ISO 11970 First edition 2001-01-15 Specification and approval of welding procedures for production welding of steel castings Descriptif et qualification dun mode opratoire de soudage pour le soudage de production sur aciers mouls ISO
2、 11970:2001(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobes licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In download
3、ing this file, parties accept therein the responsibility of not infringing Adobes licensing policy. The ISO Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the Gen
4、eral Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by ISO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address give
5、n below. ISO 2001 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISOs member
6、body in the country of the requester. ISO copyright office Case postale 56 ? CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyrightiso.ch Web www.iso.ch Printed in Switzerland ii ISO 2001 All rights reserved -,-,- ISO 11970:2001(E) ISO 2001 All rights reservediii ContentsPag
7、e Foreword.iv Introduction.v 1Scope 1 2Normative references1 3Terms and definitions .2 4Preliminary welding procedure specification (pWPS).2 5Welding procedure test.3 6Test piece .3 7Examination and testing .5 8Range of approval8 9Welding procedure approval record (WPAR) .12 Annex A (informative) We
8、lding procedure approval Record form (WPAR) welding procedure approval Test certificate.13 Annex B (normative) Details of weld test .14 -,-,- ISO 11970:2001(E) iv ISO 2001 All rights reserved Foreword ISO (the International Organization for Standardization) is a worldwide federation of national stan
9、dards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International org
10、anizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given
11、 in the ISO/IEC Directives, Part 3. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility
12、 that some of the elements of this International Standard may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. International Standard ISO 11970 was prepared by Technical Committee ISO/TC 17, Steel, Subcommittee SC 11, Steel castings. A
13、nnex B forms a normative part of this International Standard. Annex A is for information only. ISO 11970:2001(E) ISO 2001 All rights reservedv Introduction All welding procedure approvals for production welding of steel castings shall be in accordance with this International Standard from the date o
14、f its issue. Previous procedure approvals that conform to the range of approval of clause 8 are valid under this International Standard. Where additional tests have to be carried out to complete the approval it is only necessary to perform the additional tests to the requirements of clauses 6 and 7.
15、 -,-,- -,-,- INTERNATIONAL STANDARDISO 11970:2001(E) ISO 2001 All rights reserved1 Specification and approval of welding procedures for production welding of steel castings 1Scope This International Standard specifies how a welding procedure specification (WPS) for production welding of steel castin
16、gs is approved, It defines the conditions for the execution of welding procedure approval tests and the limits of validity of an approved welding procedure for all practical welding operations within the range of essential variables. Tests shall be carried out in accordance with this International S
17、tandard unless additional tests are specified by the purchaser or by agreement between the contracting parties. This International Standard applies to the arc welding of steel castings. The principles of this International Standard may be applied to other fusion welding processes subject to agreemen
18、t between the contracting parties. In the case of specific service, material or manufacturing conditions, more comprehensive tests may be specified by the purchaser, than are specified by this International Standard, in order to gain more information, e.g. longitudinal weld tensile tests, bend tests
19、, chemical analyses, ferrite determination in austenitic stainless steels, elongation, Charpy “V” impact tests, radiography, etc. 2Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this International Standard. Fo
20、r dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. Fo
21、r undated references, the latest edition of the normative document referred to applies. Members of ISO and IEC maintain registers of currently valid International Standards. ISO 148:1983, Steel Charpy impact test (V-notch). ISO 857-1:1998, Welding and allied processes Vocabulary Part 1: Metal weldin
22、g processes. ISO 4969:1980, Steel Macroscopic examination by etching with strong mineral acids. ISO 4986:1992, Steel castings Magnetic particle inspection. ISO 4987:1992. Steel castings Penetrant inspection. ISO 4992:1), Steel castings Ultrasonic inspection. ISO 4993:1987, Steel castings Radiographi
23、c inspection. 1)To be published. ISO 11970:2001(E) 2 ISO 2001 All rights reserved ISO 5817:2), Welding Fusion-welded jointsin steel, nickel, titanium and their alloys(beam welding excluded) Quality levels for imperfections. ISO 6507-1:1997, Metallic materials Vickers hardness test Part 1: Test metho
24、d. ISO 6892:1998, Metallic Materials Tensile testing at ambient temperature. ISO 6947:1990, Welds Working positions Definition of angles of slope and rotation. ISO 9606-1:1994, Approval testing of welders Fusion welding Part 1: Steels. ISO 9692-1:3), Welding and allied processes Recommendations for
- 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:
- ISO 11970 2001
链接地址:https://www.31doc.com/p-3776522.html