BS ISO 19272-2015 Low alloyed steel Determination of C Si Mn P S Cr Ni Al Ti and Cu Glow discharge optical emission spectrometry (routine method)《低合金钢 C Si Mn P S Cr Ni Al Ti以及Cu含量.pdf
《BS ISO 19272-2015 Low alloyed steel Determination of C Si Mn P S Cr Ni Al Ti and Cu Glow discharge optical emission spectrometry (routine method)《低合金钢 C Si Mn P S Cr Ni Al Ti以及Cu含量.pdf》由会员分享,可在线阅读,更多相关《BS ISO 19272-2015 Low alloyed steel Determination of C Si Mn P S Cr Ni Al Ti and Cu Glow discharge optical emission spectrometry (routine method)《低合金钢 C Si Mn P S Cr Ni Al Ti以及Cu含量.pdf(42页珍藏版)》请在麦多课文档分享上搜索。
1、BSI Standards PublicationBS ISO 19272:2015Low alloyed steel Determination of C, Si, Mn, P,S, Cr, Ni, Al, Ti and Cu - Glowdischarge optical emissionspectrometry (routine method)BS ISO 19272:2015 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of ISO 19272:2015.The UK p
2、articipation in its preparation was entrusted to TechnicalCommittee ISE/102, Methods of Chemical Analysis for Iron and Steel.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a
3、contract. Users are responsible for its correctapplication. The British Standards Institution 2015. Published by BSI StandardsLimited 2015ISBN 978 0 580 66322 2ICS 77.140.20Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the a
4、uthority of theStandards Policy and Strategy Committee on 31 August 2015.Amendments issued since publicationDate Text affectedBS ISO 19272:2015 ISO 2015Low alloyed steel Determination of C, Si, Mn, P, S, Cr, Ni, Al, Ti and Cu - Glow discharge optical emission spectrometry (routine method)Aciers faib
5、lement allis Dtermination de C, Si, Mn, P, S, Cr, Ni, Al, Ti et Cu Spectromtrie dmission optique dcharge luminescente (mthode de routine)INTERNATIONAL STANDARDISO19272First edition2015-08-15Reference numberISO 19272:2015(E)BS ISO 19272:2015ISO 19272:2015(E)ii ISO 2015 All rights reservedCOPYRIGHT PR
6、OTECTED DOCUMENT ISO 2015, Published in SwitzerlandAll rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without pr
7、ior written permission. Permission can be requested from either ISO at the address below or ISOs member body in the country of the requester.ISO copyright officeCh. de Blandonnet 8 CP 401CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +41 22 749 09 47copyrightiso.orgwww.iso.orgBS ISO 19
8、272:2015ISO 19272:2015(E)Foreword iv1 Scope . 12 Normative references 13 Principle 24 Apparatus . 24.1 Glow discharge optical emission spectrometer 24.1.1 General 24.1.2 Short term stability 24.1.3 Detection limit . 24.1.4 Data acquisition and processing system . 24.1.5 Others 25 Sampling 36 Procedu
9、re. 36.1 Sample preparation 36.2 Selection of spectral lines 36.3 Optimization of the instrument 46.3.1 General 46.3.2 Setting the discharge parameters of a direct current (DC) source . 46.3.3 Setting the discharge parameters of radiofrequency (RF) source 56.3.4 Optimization of the detection system
10、66.3.5 Pre-burning time and integration time 66.3.6 Validation of the instrumental parameters . 66.4 Calibration 66.5 Checking of the trueness of the method 76.6 Drift correction . 76.7 Analysis of the samples 77 Expression of results 77.1 Method of calculation 77.2 Precision . 78 Test report 11Anne
11、x A (informative) Detection limit.12Annex B (informative) Additional information on international interlaboratory test .14Annex C (informative) Graphical representation of precision data 22Bibliography .32 ISO 2015 All rights reserved iiiContents PageBS ISO 19272:2015ISO 19272:2015(E)ForewordISO (th
12、e International Organization for Standardization) is a worldwide federation of national standards 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 committ
13、ee has been established has the right to be represented on that committee. International organizations, 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 electrotechn
14、ical standardization.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted i
15、n accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights.
16、Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received (see www.iso.org/patents).Any trade name used in this document is information given for the convenience of users and does not constitute a
17、n endorsement.For an explanation on the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the WTO principles in the Technical Barriers to Trade (TBT) see the following URL: Foreword - Supplementary informationThe committee
18、responsible for this document is ISO/TC 17, Steel, Subcommittee SC 1, Method of determination of chemical composition.iv ISO 2015 All rights reservedBS ISO 19272:2015INTERNATIONAL STANDARD ISO 19272:2015(E)Low alloyed steel Determination of C, Si, Mn, P, S, Cr, Ni, Al, Ti and Cu - Glow discharge opt
19、ical emission spectrometry (routine method)1 ScopeThis International Standard specifies a glow discharge optical emission spectrometric (GD-OES) method for determination of the mass fraction Carbon, Silicon, Manganese, Phosphorus, Sulfur, Chromium, Nickel, Aluminium, Titanium and Copper in low alloy
20、ed steels.The content ranges to which the method is applicable are shown in Table 1.Table 1 Content rangesElementContent rangesmass fraction%C 0,060 to 0,35Si 0,14 to 1,50Mn 0,090 to 0,70P 0,010to 0,070S 0,005 to 0,050Cr 0,008 to 0,65Ni 0,050 to 0,50Al 0,006 to 0,90Ti 0,014 to 0,13Cu 0,005 to 1,002
21、Normative referencesThe following documents, in whole or in part, are normatively referenced in this document and are indispensable to its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendment
22、s) applies.ISO 5725-1, Accuracy (trueness and precision) of measurement methods and results Part 1: General principles and definitionsISO 5725-2, Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a
23、standard measurement methodISO 5725-3, Accuracy (trueness and precision) of measurement methods and results Part 3: Intermediate measures of the precision of a standard measurement methodISO 14284, Steel and iron Sampling and preparation of samples for the determination of chemical compositionISO 14
24、707, Surface chemical analysis Glow discharge optical emission spectrometry (GD-OES) Introduction to use ISO 2015 All rights reserved 1BS ISO 19272:2015ISO 19272:2015(E)3 PrincipleThe method used involves the following steps:a) a sample with a flat and smooth surface is used as the cathode of a dire
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