ISO 03581 2023 焊接材料 不锈钢和耐热钢的手工电弧焊覆盖电极 分类(英文版).pdf

03581,2023,ISO,电弧焊,国外及港澳台标准
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INTERNATIONAL STANDARD

Weldingconsumables-Covered electrodesformanualmetalarc weldingof stainless and heat-resisting steels-Classification

Produitsconsommables pour le soudage-Electrodes enrobees pour le soudage manuel a larc des aciers inoxydables et resistant auxtemperatures elevees - Classification

COPYRIGHTPROTECTEDDOCUMENT

ISO 2023

Allrights reserved. Uless otherwise specified or required in the context of its imlementation o part of this publication maybe reproduced or utilized otherwise in any form or by any means electronic or mechanical including photocopying or posting on the intermet or an intranet without prior written permission. Permission can be requested from either ISO at the address belowor ISO's member body in the country of the requester.

ISO copyright officeCH-1214 Vernier Geneva CP 401 • Ch. de Blandonnet 8Email:copyright@ Phone: 41 22 749 01 11Website: in Switzerland

Contents

Page

Foreword. ivIntroduction. vi1 Scope.. 12 Normative references. 13 Terms and definitions. 14 Classification. 4.1 General. 2 24.2 Classification systems. 44.2.2 4.2.1 Classification: nominal position - A General. 5 44.2.3 Classification: alloy type - B 5Symbols and requirements. 5.1 Symbol for the product or process. 5 55.1.1 Classification according to alloy type - Classification according to nominal position - A 55.1.2 5.1.3 Symbol for the chemical position of all-weld metal. B 5 55.2 5.2.1 Symbol for type of electrode covering General 6 65.2.2 Classification according to nominal position-A. Classification according to alloy type 65.3 5.2.3 Symbol for nominal electrode efficiency and type of current. B 18 65.3.1 5.3.2 Classificationaccording to nominal position-A. Classification according to alloy type - B 18 185.4 Symbol for welding position. 196 Chemical analysis. 197 Mechanical property tests. 7.1 General. 19 197.2 Preheat and interpass temperatures. Pass sequence.. 19Fillet weld test. 7.3 20 208 9 Rounding procedure. 2110 Retests. 2111 Technical delivery conditions. 2212 Examples of designation. 2212.1 12.2 Example 1: classification according to nominal position - A. General. 22 2212.3 12.4 Example 2: classification according to alloy type - B. Example 3: Z classification. 22 23Annex A (informative) Types of covering. 24Annex B (informative) Considerations on weld metal ferrite contents. 26Bibliography. 29

Foreword

through ISO technical mittees. Each member body interested in a subject for which a technical mittee has been established has the right to be represented on that mittee. InternationalISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of organizations governmental and non-governmental in liaison with ISo also take part in the work.electrotechnical standardization.

The procedures used to develop this document and those intended for its further maintenance aredifferent types of ISo document should be noted. This document was drafted in accordance with theeditorial rules of the ISO/IEC Directives Part 2 (see

ISO draws attention to the possibility that the implementation of this document may involve the usepatent rights in respect thereof. As of the date of publication of this document ISO had not received of (a) patent(s). ISO takes no position concerning the evidence validity or applicability of any claimednotice of (a) patent(s) which may be required to implement this document. However implementers are cautioned that this may not represent the latest information which may be obtained from the patentoe s aqu oreassuch patent rights.

Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.

For an explanation of the voluntary nature of standards the meaning of ISO specific terms andthe World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see expressions related to conformity assessment as well as information about ISO's adherence to

This document was prepared by Technical Committee ISO/TC 44 Welding and allied processes Submittee SC 3 Welding consumables in collaboration with the European Committee for Standardization (CEN) Technical Committee CEN/TC 121 Welding and allied processes in accordance

This fourth edition cancels and replaces the third edition (ISO 3581:2016) which has been technicallyrevised.

The main changes are as follows:

--the document has been updated in accordance with the drafting guidelineslaid outin the ISO House Style;- the dates of normative references have been updated to show their latest editions;- a new Clause 3 (Terms and definitions) has been added in accordance with the standard structure of ISO documents;ISO 2401; a new Table 2 has been added listing classification systems;- new alloys have been added to Table 3 (formerly Table 2) and associated clauses of the document; - the chemical positions of several alloys have been updated in Table 3 (formerly Table 2);:- certain alloys have been reclassified in Table 3 (formerly Table 2):- a new footnote was added to Table 3 (formerly Table 2) regarding Co content;

the wording of Clause 9 (formerly Clause 8) has been updated.

body. A plete listing of these bodies can be found at Official Any feedback or questions on this document should be directed to the user's national standardsinterpretations of ISo/TC 44 documents where they exist are available from this page:

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