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1、 -,-,- J IS JAPANESE INDUSTRIAL STANDARD Translated and Published by Japanese Standards Association Carbon steel pipes for high temperature service ICs 23.040.10; 77.140.75 Reference number : JIS G 3456 : 2004 (E) PROTECTED BY COPYRIGHT 14 S G 3456 : 2004 Foreword This translation has been made base
2、d 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 (JISFVJa
3、panese Standards Association (JSA) 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 3456 : 1988 is replaced with this Standard. This revision has be
4、en made based on IS0 9329-2 : 1997 Seamless steel tubes for pressure purposes-Technical delivery conditions-Part 2 : Unalloyed and alloyed steels with specified elevated temperature properties and IS0 9330-2 : 1997 Welded steel tubes for pressure purposes-Technical delivery conditions- Part 2 : Elec
5、tric resistance and induction welded unalloyed and alloyed steel tubes with specified elevated temperature properties for the purposes of making it easier to compare this Standard with International Standards; to prepare Japanese Industrial Standard conforming with International Standards; and to pr
6、opose a draft of an International Standard which is based on Japanese Industrial 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 model right or application for registratio
7、n 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, utility model right or application for reg
8、istration of utility model after opening to the public which have the said technical properties. Date of Establishment: 1962-03-01 Date of Revision: 2004-03-20 Date of Public Notice in Official Gazette: 2004-03-22 Investigated by: Japanese Industrial Standards Committee Standards Board Technical Com
9、mittee on Iron and Steel JIS G 3456 : 2004, First English edition published in 2004-07 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. O
10、 JSA 2004 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 in Japan PROTECTED BY COPYRIGHT
11、-,-,- G 3456 : 2004 Contents Page Introduction . 1 2 3 4 5 6 6.1 6.2 6.3 7 8 8.1 8.2 9 10 Scope Normative references Grade and symbol Method of manufacture Chemical composition . Mechanical properties . Tensile strength, yield point or proof stress and elongation Flattening property . Bendability pr
12、operty . Hydrostatic characteristic or nondestructive characteristic Dimensions, mass and dimensional tolerances Dimensions and mass . Dimensional tolerances . Appearance . Test 10.1 Chemical analysis 10.2 Mechanical test 10.3 Hydrostatic test or nondestructive examination 11 Inspection 11.1 Inspect
13、ion 11.2 Reinspection 12 Marking . 13 Report Annex 1 (normative) Supplementary quality requirements . Annex 2 (informative) Comparison table between JIS and corresponding International Standards . 1 1 1 2 2 3 3 3 4 4 4 5 5 5 6 6 6 7 8 8 8 9 9 9 13 14 PROTECTED BY COPYRIGHT -,-,- JAPANESE INDUSTRIAL
14、STANDARD JIS G 3456 : 2004 Carbon steel pipes for high temperature service Introduction This Japanese Industrial Standard has been prepared based on each first edition of IS0 9329-2 : 1997 Seamless steel tubes for pressure purposes-Tech- nical delivery conditions-Part 2 : Unalloyed and alloyed steel
15、s with specified elevated temperature properties and IS0 9330-2 : 1997 Welded steel tubes for pressure pur- poses-Technical delivery conditions-Part 2 : Electric resistance and induction welded unalloyed and alloyed steel tubes with specified elevated temperature properties but alloyed steel pipes h
16、ave been specified in other JIS, therefore, specifies carbon steel pipes only herein with modifying some technical contents. Portions sidelined or underlined with dots are the matters modified from the original International Standards. The list of modification with its explanation is given in annex
17、2 (informative) 1 Scope “pipes”) mainly used for piping at a temperature over 350 OC. This Standard specifies the carbon steel pipes (hereafter referred to as Remarks 1 When previously agreed upon by the manufacturer, the purchaser may designate one or all of the supplementary quality requirements 1
18、 Yield point or proof stress in elevated temperature test (Z2), 2 Ultrasonic examination, (23) or 3 Eddy current examination (24) Specified in annex 1 (normative) in addition to the items specified in this text. 2 The International Standard corresponding to this Standard is as follows. In addition,
19、symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) ac- cording to ISO/IEC Guide 21. IS0 9329-2 : 1997 Seamless steel tubes for pressure purposes-Tech- nical delivery condi
20、tions-Part 2 : Unalloyed and alloyed steels with specified elevated temperature properties (MOD) IS0 9330-2 : 1997 Welded steel tubes for pressure purposes-Techni- cal delivery conditions-Part 2 : Electric resistance and induction welded unalloyed and alloyed steel tubes with specified elevated temp
21、erature proper- ties (MOD) . . . 2 Normative references The standards listed in attached table 1 contain provi- sions which, through reference in this Standard, constitute provisions of this Stan- dard. The most recent editions of the standards (including amendments) shall be applied. PROTECTED BY C
22、OPYRIGHT -,-,- 2 G 3456 : 2004 3 Grade and symbol The pipe shall be classified into three grades and their symbols shall be as given in table 1. Table 1 Symbol of grade I Symbol of grade I STPT 370 STPT 410 i STPT 480 4 Method of manufacture The method of manufacture shall be as follows: a! The pipe
23、 shall be manufactured from coarse-grained killed steel by the seamless or electric resistance welding process. However, the pipe of grade STPT 480 shall be manufactured by the seamless process. The pipe shall be subjected to the heat treatment specified in table 2. The heat treatment other than spe
24、cified in table 2 shall be agreed upon by the purchaser and the manufacturer. b) Table 2 Heat treatment seamless steel pipe STPT 370 STPT 410 STPT 480 As manufactured. However, low tern- perature annealing or normalizing may be applied, as necessary. Cold finished seamless steel pipe Low temperature
25、 annealed or normalized. Hot finished electric resistance welded steel pipe As manufactured. However, low tem- perature annealing or normalizing may be applied, as necessary. - Electric resistance welded steel pipe other than hot finished Low temperature annealed or normalized. c) When required by t
26、he purchaser, the pipe may be furnished with the bevel end(1). Note (1) Unless otherwise specified, the shape of the bevel end shall be as shown in figure 1. 2.4mm max. t : thickness, 22 mrn max. Figure 1 Shape of bevel end PROTECTED BY COPYRIGHT -,-,- 3 G 3456 : 2004 STPT 370 0.25 max. STPT 410 0.3
27、0 max. STPT 480 0.33 max. 5 Chemical composihion the resulting ladle analysis values shall conform to table 3. The pipe shall be tested in accordance with 10.1 and 0.10 to 0.35 0.30 to 0.90 0.035 max. 0.035 m a . 0.10 to 0.35 0.30 to 1.00 0.035 rnax. 0.035 max. 0.10 to 0.35 0.30 to 1.00 0.035 rnax.
28、0.035 max. Table 3 Chemical composition Unit: % Yield point or proof stress LGbolofgrade I C I Si IMnlPISI Elongation % No. 11 or No. 12 test piece No. 5 test piece No. 4 test piece Lengthwise direction Remarks : When the product analysis is required by the purchaser, test 10.1, and the values shall
29、 be as table 3. However, the tolerances for the above- mentioned values shall conform to attached table 3 and table 2 speci- fied in JIS G 0321 for seamless steel pipes and electric resistance welded steel pipes, respectively. Crosswise Lengthwise Crosswise direction direction direction 6 Mechanical
30、 properties 215 min. 245 min. 6 . 1 Tensile strength, yield point or proof stress and elongation The pip shall be tested in accordance with 1 0 . 2 . 2 and the resulting tensile strength, yield point or proof stress and elongation of the pipe shall comply with table 4. When the tensile test for pipe
31、s under 8 mm in wall thickness is carried out with No. 12 or No. 5 test piece, the minimum value of elongation shall be obtained by subtracting 1.5 % from the values of elongation given in table 4 for each 1 mm decrease in wall thick. ness, and rounding off the value to an integer in compliance with
32、 rule A JIS Z 8401 and table 5. 30 min. 25 min. 28 min. 23 min. 25 min. 20 min. 24 min. 19 min. strength N/mm2 275 min. I 25 min. I 20 min. I 22 min. I 17 min. Remarks 1 The value of elongation given in table 4 shall not be applied to the pipe whosc outside diameter is under 40 mm. However, the valu
33、e of elongation shall be re. corded. 2 When a tensile test piece is taken from the electric resistance welded steel pipe No. 12 or No. 5 test piece shall be taken from the portion which does not involvc welded seam. PROTECTED BY COPYRIGHT 4 G 3456 : 2004 Over 6mm up to and incl. 7mm Table 5 Over Ove
34、r 5mm 4mm up to up to and incl. and incl. 6mm 5mm Symbol of grade Over 3mm up to and incl. 4mm 24 19 19 STPT 370 STPT 480 Over 2mm up to and incl. 3mm 22 18 18 Elongation applied to No. 12 (longitudinal) and No. 5 (transverse) test pieces for pipes under 8 mm in wall thickness Shape of test piece No
35、. 12 test piece No. 5 test piece No. 12 test piece No. 5 test piece Over 7 mm to and excl. 8 mm 30 25 25 20 Elongation for each division of wall thickness 7 28 I 27 I 26 18 I 17 I 16 I 14 I 12 6 . 2 The pipe shall be tested in accordance with 1 0 . 2 . 3 and the pipe shall be free from flaws or crac
36、ks on its wall surface. In this case, the distance between the flattening plates shall be calculated from the following formula. Flattening property (1+ e)t e + - D H = where, H : distance between flattening plates (mm) t : wall thickness of pipe (mm) D : outside diameter of pipe (mm) e : constant w
37、hich varies depending on the grade of 0.08 for STPT 370 0.07 for STPT 410 and STPT 480 pipe, 6 . 3 Bendability property For the pipe whose outside diameter is 50 mm or under, the purchaser may specify the bending test in lieu of the flattening test. The pipe shall be tested in accordance with 1 0 .
38、2 . 4 and its wall surfaces shall be free from the occurrence of flaws or cracks. In this test the pipe is bent through 90“ around an inside radius that is 6 times its outside diameter. The purchaser may specify the bend test of which the bent angle is 180“ and bending inside radius is 4 times the o
39、utside diameter the test pipe. 7 Hydrostatic characteristic or nondestructive characteristic The pipe shall be tested in accordance with 1 0 . 3 and the resulting hydrostatic characteristic or non- destructive characteristic shall conform to either of the following two. The prefer- ence shall be in
40、accordance with the designation made by the purchaser or left to the discretion of the manufacturer. PROTECTED BY COPYRIGHT -,-,- 5 G 3456 : 2004 a) Hydrostatic characteristic When the hydrostatic pressure specified by the purchaser or, unless otherwise specified, the values given in attached table
41、2 is applied, the pipe shall withstand it without leakage. In this case, the purchaser may specify values of pressure lower or higher than those given in attached table 2. When a hydrostatic pressure test is made in compliance with the designa- tion of the purchaser and the test pressure exceeds eit
42、her the value P calcu- lated from the following formula or 20 MPa, the test pressure shall be agreed upon by the purchaser and the manufacturer. The designated hydrostatic test pressure shall be graduated in 0.5 MPa for under 10 MPa, and in 1 MPa for 10 MPa or over. The value P in the following form
43、ula shall be obtained likewise by rounding off to the nearest 0.5 MPa or 1 MPa. where, P : test pressure (MPa) t : wall thickness of pipe (mm) D : outside diameter of pipe (mm) s : 60 % of the minimum value of yield point or proof stress specified in table 4 (N/mm2) b) Nondestructive characteristic
44、Either an ultrasonic examination or an eddy current examination shall be made on the pipe, and there shall be no signal equal to or greater than those produced by the artificial defects of the reference test block which is the division UD of the working sensitivity specified in JIS G 0582 or the div
45、ision EY of the working sensitivity specified in JIS G 0583, respectively. 8 Dimensions, mass and dimensional tolerances 8.1 pipe shall be as specified in attached table 3. 8.2 Dimensional tolerances The tolerances on outside diameter, wall thickness and deviation in wall thickness of the pipe shall
46、 be as specified table 6. In the case where the pipe length is specified by the purchaser, the tolerances on the pipe length shall be on the plus side. Dimensions and mass The outside diameter, wall thickness and mass of the PROTECTED BY COPYRIGHT 6 G 3456 : 2004 Hot finished seamless steel pipe Tab
47、le 6 Tolerances on outside diameter, wall thickness and deviation in wall thickness Under 50 mm: mc G a l , F i E $ 5 5 a m a “ c PROTECTED BY COPYRIGHT -,-,- 19 G 3456 : 2004 2 C .I E E3 fi E E 2 Y PROTECTED BY COPYRIGHT -,-,- 20 G 3456 : 2004 ed E a, c, U c .i r n rn a, : o . 3 o .d o 5 2 E O B E
48、O S Y E a E Ern a z 2 m 2 rn W 0 W U Fi O a Cu 4 U Fi O a 2 m 4 PROTECTED BY COPYRIGHT -,-,- 22. G 3456 : 2004 iri cd a z 8 3; d c d c O 42 cd u c, U . 3 k E: 4-i O ( I I u v Q, o c, o Fi O m n v E a, u . 3 o 5 m a” o . 3 u Ki o o a, ffl Q, .u Q) 3 .3 42 e, a , 3 2 : I PROTECTED BY COPYRIGHT Errata for nS (English edition) are printed in Standardization Journal, published monthly by the Japanese Standards Association, and also provided to subscribers of J I S (Engl