JIS JAPANESE INDUSTRIAL STANDARD Translated and Published by Japanese Standards Association JIS G 1253 : 2002 (JISF) Iron and steel--Method for spark discharge atomic emission spectrometric analysis ICS 77.100; 77.140.01 Reference number : JIS G 1253 :2002 (E) PROTECTED BY COPYRIGHT 16 S Copyrightbythe JapaneseStandardsAssociation SatOct0908:56:152004 G 1253 : 2002 Foreword This translation has been made based on the original Japanese Industrial Standard revised by the Minister of Economy, Trade and Industry through deliberations at the Japanese Industrial Standards Committee, as the result of proposal for revision of Japanese Industrial Standard submitted by The Japan Iron and Steel Federation (JISF)with the draft being attached, based on the provision of Article 12 Clause 1 of the Industrial Standardization Law applicable to the case of revision by the provision of Article 14. Consequently JIS G 1253:1995 is replaced with this Standard. Date of Establishment:1963-10-01 Date of Revision: 2002-01-20 Date of Public Notice in Official Gazette: 2002-01-21 Investigated by: Japanese Industrial Standards Committee Standards Board Technical Committee on Iron and Steel JIS G 1253:2002, First English edition published in 2004-04 Translated and published by: Japanese Standards Association 4-1-24, Akasaka, Minato-ku, Tokyo,107-8440 JAPAN In the event of any doubts arising as to the contents, the original Jis is to be the final authority. @JSA2004 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in anyformorbyanymeans,electronic o mechanical, including photocopying and microfilm, without permission in writing from the publisher. Printed in Japan PROTECTEDBYCOPYRIGHT Copyright by the Japanese Standards Association SatOct0908:56:312004 G 1253 : 2002 Contents Page 1 Scope 1 Normative references 2 2 3 Definitions 2 4 Generalitem 2 5 Summary 2 6 Equipment and analytical condition. 3 7 Reference material for preparation of working curve, sample for calibration of working curve and test portion . 8 8 Preparation of test portion 9 9 Operation 10 10 Preparation of working curve 10 11 Verification of working curve 13 12 Calibration of working cur 15 13 Calculation.. 18 Annex (normative)Spark discharge emission spectrophotometer ... 20 (i) PROTECTEDBYCOPYRIGHT Copyright by the Japanese Standards Association SatOct0908:56:322004 JIS G 1253 : 2002 JAPANESEINDUSTRIALSTANDARD Iron and steel-Method for spark discharge atomic emission spectrometric analysis 1 Scope This Japanese Industrial Standard specifies the method for atomic emission spectrometric analysis by spark discharge of iron and steel and shall be applicable to the quantitative determination of respective components shown in Table 1. How- ever, the quantitative determination of nitrogen shall be applicable to only steel. Remarks: The iron in this Standard means pig iron, cast iron and the like, and the steel means carbon steel, low alloy steel, high alloy steel and the like. Table1 Components to be applied and determination range Component Determination range % (m/m) Carbon 0.001 or over up to and incl. 5.5 Silicon 0.002 or over up to and incl. 6 Manganese 0.003 or over up to and incl. 30 Phosphorus 0.0005 or over up to and inel. 1.0 Sulfur 0.000 2 or over up to and incl. 0.5 Nickel 0.002 or over up to and incl. 40 Chromium 0.002 or over up to and incl. 40 Molybdenum 0.001 or over up to and incl. 10 Copper 0.001 or overup to and incl.6 Tungsten 0.01 or over up to and incl. 25 Vanadium 0.001 or over up to and incl. 6 Cobalt 0.001 or over up to and incl. 20 Titanium 0.000 5 or over up to and incl. Aluminium 0.001 or over up to and incl. 5 Arsenic 0.001 or over up to and incl. 0.3 Tin 0.000 6 or over up to and incl. 0.3 Boron 0.000 05 or over up to and incl. 0.5 Nitrogen 0.001 or over up to and incl. 0.15 Lead .0.001 or over up to and incl. 0.5 Zirconium 0.001 or over up to and incl. 1 Niobium 0.001 or over up to and incl. 2 Magnesium 0.