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1、STD-JIS H 1275-ENGL 1798 4733608 0558273 805 JIS JAPANESE I NDUSTRIAL STANDARD Translated and Published by Japanese Standards Association Methods for determination of carbon in nickel and nickel alloys ICs 77.120.40 Descriptors : nickel, nickel alloys, castings, carbon, quantitative analysis, chemic
2、al analysis and testing Reference number : JIS H 1275 : 1998 (E) Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 02:49:17 MDTNo reproduction or networking permitted without license from IHS
3、 -,-,- H 1275 : 1998 Foreword This translation has been made based on the original Japanese Industrial Standard revised by the Minister of International Trade and Industry through deliberations at Japanese Industrial Standards Committee in accordance with the Industrial Standardization Law. Conseque
4、ntly JIS H 1275 : 1988 is replaced with JIS H 1275 : 1998. In this revision, in order to make comparison of JIS with ISO, prepare JIS corresponding with ISO, and make it easy to propose the draft for International Standard based on the JIS, IS0 7524 : 1985, Nickel, ferronickel and nickel alloys-Dete
5、rmination of carbon content-Infra- red absorption method after induction furnace combustion is adopted as part of this Standard. Attention is drawn to the possibility that some parts of this Standard may conflict with a patent right, application for a patent after opening to the public, utility mode
6、l right or application for registration of utility model after opening to the public which have technical properties. The relevant Minister and the Japanese Industrial Standards Committee are not responsible for identifying the patent right, application for a patent after opening to the public, util
7、ity model right or application for registration of utility model after opening to the public which have the said technical properties. Date of Establishment: 1988-08-01 Date of Revision: 1998-08-20 Date of Public Notice in Official Gazette: 1998-08-20 Investigated by: Japanese Industrial Standards C
8、ommittee Divisional Council on Non-Ferrous Metals JIS H 1275 : 1998, First English editidn published in 1999-10 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
9、be the final authority. 4 c L O JSA 1999 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 the publisher. Printed i
10、n Japan Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 02:49:17 MDTNo reproduction or networking permitted without license from IHS -,-,- STD-JIS H 1275-ENGL I1998 4933608 0558281 4b3 = JA
11、PANESE INDUSTRIAL STANDARD JIS H 1275 : 1998 Methods for determination of carbon in nickel and nickel alloys Introduction This Standard is prepared so that its technical contents conform to those of the corresponding International Standard IS0 7524 : 1985, Nickel, ferronickel and nickel alloys-Deter
12、mination of carbon content-Infia-red absorption method after induction furnace combustion. Further, five determination methods having not any corresponding International Standard are specified as Japanese Industrial Standard. 1 Scope This Japanese Industrial Standard specifies the determination of c
13、arbon in nickel and nickel alloys. Remarks : The corresponding International Standard to this Standard is shown as follows. IS0 7524 : 1985 Nickel, ferronickel and nickel alloys-Determination of carbon content-Infia-red absorption method after induction furnace combustion 2 Normative references The
14、following standards contain provisions which, through reference in this Standard, constitute provisions of this Standard. The most recent editions of the standards indicated below shall be applied. JIS H 1270 General rules for chemical analysis of nickel and nickel alloys JIS Z 2615 General rules fo
15、r determination of carbon in metallic materials 3 General matters General matters common to the methods of chemical analy- sis shall be as specified in JIS H 1270 and JIS Z 2615. 4 Classification of determination methods The method for determination of carbon shall be in accordance with any one of t
16、he following methods. The sample to which each determination method apply shall be as given in Table 1. Combustion-sulfuric acid titrimetric method This method applies to the sample of 0.005 % (m/m) or over up to and including 0.2 % (m/m) in carbon content. Combustion-conductometric method This meth
17、od applies to the sample of 0.001 % (m/m) or over up to and including 2.0 % (m/m) in carbon content. Combustion-coulometric method This method applies to the sample of 0.001 % (rn/rn) or over up to and including 2.0 % (m/m) in carbon content. Combustion-thermal conductivity method This method applie
18、s to the sample of 0.001 % (m/m) or over up to and including 2.0 % (m/m) in carbon content. Combustion-infrared absorption method (integral method) This method applies to the sample of 0.001 % (m/m or over up to and including 2.0 % (rn/m) in carbon content. Combustion-infrared absorption method (cir
19、culating method) This method applies to the sample of 0.001 % (m/m) or over up to and including 2.0 % (m/m) in carbon content. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 02:49:17 MDTNo
20、 reproduction or networking permitted without license from IHS -,-,- STD-JIS H 1275-ENGL 1998 m 4733608 0558282 3TT = Combus- tion- conducto- metric method 2 H 1275 : 1998 Combus- tion- coulo- metric method 5 Combustion-sulfuric acid titrimetric method NW2200 NW2201 5.1 Summary Heat a sample in the
21、current of oxygen gas, and oxidize carbon to carbon dioxide. After collecting the carbon dioxide together with oxygen in a collec- tion buret, absorb carbon dioxide by introducing into a specific amount of sodium hy- droxide standard solution, and titrate the solution with sulfuric acid standard sol
22、ution. Ni99.0 O O O O O Ni99.0-LC O O O O O O O O O NATB - a NW4402 5.2 Reagents The reagents shall be as specified in 6.4.2 of JIS Z 2615. NiCu30-LC O O O O O 5.3 Apparatus Note (1) A high frequency induction heating furnace may be used instead of a tubular electric resistance furnace. The apparatu
23、s shall be as specified in 6.4.3 of JIS Z 2615(1). Table 1 Determination methods and samples to be applied NWOOO1 WO665 Sample NiMoSOFe5 O O O O O NiMo28 O O O O O Combus- tion- sulfuric acid titrimetric method Nickel copper alloy casting Nickel molybdenum alloy casting Combus- tion- thermal conduc-
24、 tivity method O O O O O O O O O - Combus- tion- infrared absorption method (integral method) Combus- tion- infrared absorption method (circulating method) Alloy number Alloy symbol O O O NW4400 I NiCu30 I-IOIOIOIO O O O NW5500 I NiCu30Al3Ti I-IOIOIOIO O O O O O O O O O D O O I o / o l o / o Nickel
25、molybdenum chromium alloy casting O O NickelchromiumironalloycastingI - I 0 I 0 I 0 I 0 O Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 02:49:17 MDTNo reproduction or networking permitted
26、 without license from IHS -,-,- 3 H 1275 : 1998 5 . 4 generally be 0.5 g. Weighing out amount of sample The weighing out amount of a sample shall 5.5 Operation 5 . 5 . 1 Preparatory operation The preparatory operation shall be in accordance with 6 . 4 . 4 of JIS Z 2615(2). However, a temperature in
27、a combustion tube at the central part of a tubular electric resistance furnace shall be kept at 1 400 “C to 1 450 “C. Note (2) In the case of using a high frequency induction heating furnace, the operation shall be as given in Remarks 2 (1) of 6 . 4 of JIS Z 2615. 5 . 5 . 2 Determining operation The
28、 determining operation shall be as given in 6 . 4 . 5 of JIS Z 2 6 1 5 ( 3 ) ( 4 ) ( 5 ) . Notes (3) (4) (9 5 . 6 Blank test The porcelain combustion boat and the porcelain combustion boat cover which are preliminarily made baking at 1 400 “C to 1 450 “C for 2 h or longer shall be used. For combusti
29、on improvers, those specified in 5 (13) of JIS Z 2615 shall be used independently or in a combination of two or three types. Optimum types of combustion improvers, additional amounts, and additional methods thereof shall preliminarily be investigated by use of a sample of a known carbon content. In
30、the case of applying Note (21, the determining operation shall be in accordance with the procedures of Remarks 2 (2) to (4) of 6 . 4 in JIS Z 2615. However, the high frequency porcelain combus- tion crucible and crucible cover that are preliminarily made bak- ing at 1 400 “C to 1450 “C for 2 h or lo
31、nger shall be used. The combustion improvers specified in 5 (13) of JIS Z 2615 shall be used independently or in a combination of two or three types. Op- timum types of combustion improvers, additional amounts, and ad- ditional methods shall preliminarily be investigated by use of a sample of a know
32、n carbon content. Perform the operation of 5.5.2 by use of only the same amount of combustion improvers as that given to the sample. 5.7 Calculation Calculate in accordance with 6 . 4 . 7 of JIS Z 2615. 6 Combustion-conductometric method 6 . 1 Summary Heat a sample in a current of oxygen gas, oxidiz
33、e carbon to car- bon dioxide, absorb that into a specific amount of sodium hydroxide solution, and measure the variation of conductivity of the solution before and after absorption. 6 . 2 Reagents The reagents shall be as given in 6 . 6 . 2 of JIS Z 2615. 6 . 3 Apparatus The apparatus shall be as gi
34、ven in 6 . 6 . 3 of JIS Z 2615. 6 . 4 generally be 1.0 g. Weighing out amount of sample The weighing out amount of a sample shall Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 02:49:17 MD
35、TNo reproduction or networking permitted without license from IHS -,-,- STD-JIS H 1235-ENGL 1998 m 4933608 0558284 172 m 4 H 1275 : 1998 6.5 Operation 6.5.1 Preparatory operation The preparatory operation shall be in accordance with 6.6.4 of JIS Z 2615(3(4). However, a temperature in a combustion tu
36、be at the central part of a tubular electric resistance furnace shall be kept within 1400 O C to 1450 O C . 6.5.2 Determining operation The determining operation shall be in accordance with 6.6.5 of JIS Z 2615(3)(4). 6.6 Blank test Use only the same amount of combustion improver as that given to the
37、 sample, and perform the operation of 6.5.2. 6.7 Calculation Calculate in accordance with 6.6.7 of JIS Z 2615. 7 Combustion-coulometric method 7.1 Summary Heat a sample in a current of oxygen gas, oxidize carbon to carbon dioxide, absorb that in weak alkaline barium perchlorate solution which is set
38、 at con- stant pH, neutralize the hydrogen ion increased at that time with hydroxide ion gen- erated by electrolysis, and measure the quantity of electricity required at that time. 7.2 Reagents The reagents shall be as given in 6.7.2 of JIS Z 2615. 7.3 Apparatus The apparatus shall be as given in 6.
39、7.3 of JIS Z 2615. 7.4 generally be 1.0 g. Weighing out amount of sample The weighing out amount of a sample shall 7.5 Operation 7.5.1 Preparatory operation The preparatory operation shall be in accordance with 6.7.4 of JIS Z 2615(3)(4). However, a temperature in a combustion tube at the central par
40、t of a tubular electric resistance furnace shall be kept within the range of 1400 “C to 1450 OC. 7.5.2 Determining operation The determining operation shall be in accordance with 6.7.5 of JIS Z 2615(3)(4). 7.6 bustion improver as that given to a sample. Blank test Perform the operation of 7.5.2 by u
41、se of the same amount of com- 7.7 Calculation The calculation shall be in accordance with 6.7.7 of JIS Z 2615. 8 Combustion-thermal conductivity method 8.1 Summary Heat a sample in a current of oxygen gas, and oxidize carbon to carbon dioxide. After absorbing that into a collection tube containing s
42、ynthetic zeo- lite, send carbon dioxide desorbed to be released by heating the collection tube to- gether with oxygen to a thermal conductivity detector, and measure variation of thermal conductivity owing to carbon dioxide. Copyright Japanese Standards Association Provided by IHS under license with
43、 JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 02:49:17 MDTNo reproduction or networking permitted without license from IHS -,-,- STD-JIS H L275-ENGL L998 4933b08 0558285 009 5 H 1275 : 1998 8 . 2 Reagents The reagents shall be as given in 6 . 8 . 2 of JIS Z 2615
44、. 8 . 3 Apparatus The apparatus shall be as given in 6 . 8 . 3 of JIS Z 2615. 8 . 4 generally be 1.0 g. Weighing out amount of sample The weighing out amount of a sample shall 8.5 Operation 8 . 5 . 1 Preparatory operation The preparatory operation shall be in accordance with 6 . 8 . 4 of JIS Z 2615(
45、4)(6). Note (6) The high frequency porcelain crucible and the crucible cover which are made baking at 1400 “C to 1 450 “C for 2 h or longer shall be used. 8 . 5 . 2 Determining operation The determining operation shall be in accordance with 6 . 8 . 5 of JIS Z 2615(*)(6). 8 . 6 ing only the same amou
46、nt of combustion improver as that added to the sample. Blank test The operation shall be performed in accordance with 8 . 5 . 2 by us- 8.7 Calculation The calculation shall be in accordance with 6 . 8 . 7 of JIS Z 2615. 9 Combustion-infrared absorption method (integral method) 9 . 1 Summary Heat a s
47、ample in a current of oxygen gas, oxidize carbon to car- bon dioxide and carbon monoxide, send together with oxygen to an infrared absorp- tion detector, and measure the infrared absorption quantity. 9 . 2 Materials The materials shall be as given in 6 . 9 . 2 of JIS Z 2615. 9 . 3 Apparatus The appa
48、ratus shall be used by connecting the oxygen refining part, combustion gas refining part, and carbon dioxide determining part which are specified in (l), (3) and (4) of 6 . 9 . 3 of JIS Z 2615 to the high frequency induction heating furnace specified in 5 (6) (b) of JIS Z 2615. However, instead of t
49、he carbon dioxide determining part specified in 6 . 9 . 3 (4) of JIS Z 2615, an apparatus which measures the infrared absorption amount of total amount of carbon dioxide and carbon monoxide may be used. In the case where this system is used, instead of the com- bustion gas refining part specified in 6 . 9 . 3 (3) of JIS Z 2615, the c