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1、J IS JAPANESE I NDUSTRIAL STANDARD Translated and Published by Japanese Standards Association Low carbon steel wire rods ICs 77.140.60 Reference number : JIS G 3505 : 2004 (E) PROTECTED BY COPYRIGHT 10 s G 3505 : 2004 Foreword This translation has been made based on the original Japanese Industrial
2、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
3、 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 3505 : 1996 is replaced with this Stand ar d. This revision has been made based on IS0 16120-1 : 2001 Non-alloy steel wire rod for convers
4、ion to wire-Part 1 : General requirements and IS0 16120-2 : 2001 Non-alloy steel wire rod for conversion to wire-Part 2 : Specific requirements for general purpose wire rod for the purposes of making it easier to compare this Standard with International Standards; to prepare Japanese Industrial Stan
5、dard conforming with International Standards; and to propose a draft of an International Standard which is based on Japanese Industrial Standard. Date of Establishment: 1956-08-21 Date of Revision: 2004-03-20 Date of Public Notice in Official Gazette: 2004-03-22 Investigated by: Japanese Industrial
6、Standards Committee Standards Board Technical Committee on Iron and Steel TIS G 3505 : 2004, First English edition published in 2004-05 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,
7、 the original JIS is to be the final authority. O 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 pu
8、blisher. Printed in Japan PROTECTED BY COPYRIGHT -,-,- G 3505 : 2004 Contents Page Introduction . 1 2 3 4 5 6 7 7.1 8 9 10 Scope Normative references Grade and symbol Chemical composition . Dimensions . Appearance . Test Chemical analysis Inspection Marking . Report Attached Table 1 Normative refere
9、nces . Annex 1 (normative) Special quality requirements . Annex 2 (normative) Quality requirements based on International Standard Annex 3 (informative) Comparison table between JIS and corresponding International Standard . PROTECTED BY COPYRIGHT JAPANESE INDUSTRIAL STANDARD JIS G 3505 : 2004 Low c
10、arbon steel wire rods Introduction This Japanese Industrial Standard has been prepared based on the first edition of IS0 16120-1 Non-alloy steel wire rod for conversion to wire-Part 1 : General requirements and IS0 16120-2 Non-alloy steel wire rod for conversion to wuire- Part 2 : Specific requireme
11、nts for general purpose wire rod published in 2001 with some modifications of the technical contents. Portions underlined with dots are the matters modified from the original Inter- national Standards. The list of modifications with their explanations is given in an- nex 3 (informative). 1 Scope Thi
12、s Standard specifies low carbon steel wire rods, (hereafter referred to as (wire rods”), to be used for the manufacture of the low carbon steel wire zinc-coated low carbon steel wire, etc. However. the wire rods for core wire of electrode shall be ? . . . . . . . . . . . . . . . . . . . . . . . excl
13、uded. . Remarks 1 The purchaser may designate a part of or all of clauses 1, 2 and 3 of special quality requirements in annex 1, in addition to the items speci- fied in this text by preliminary agreement with the manufacturer. . Annex 1 1 Designation of low carbon steel Annex 1 2 Designation of Mn .
14、 Annex 1 3 Dimensional tolerance and out-of-roundness 2 The International Standards corresponding to this Standard are as follows. In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standards and JIS are IDT (identical), MOD (modified),
15、and NEQ (not equivalent) according to ISO/IEC Guide 21. IS0 16120-1 : 2001 Non-alloy steel wire rod for conversion to wire- Part 1 : General requirements (MOD) IS0 16120-2 : 2001 Non-alloy steel wire rod for conversion to wire- Part 2 : Specific requirements for general purpose wire rod (MOD) 3 Qual
16、ity requirements given in the International Standard are specified in annex 2. . 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 (includ
17、ing amendments) shall be applied. 3 Grade and symbol The wire rod shall be classified into 8 . grades, and the sym- bols shall be as given in table 1. PROTECTED BY COPYRIGHT -,-,- 2 G 3505 : 2004 Symbol of grade C SWRM6 0.08 max. 4 Chemical composition and the cast analysis value shall be as given i
18、n table _._._._._. 1. The wire rod shall be tested in accordance with 7.1, Mn P S 0.60 max. 0.040 max. 0.040 max. SWRM 10 SWRM 12 I SWRM8 1 0.10max. I 0.60max. I 0.040max. I 0.040max. I 0.08 to 0.13 0.30 to 0.60 0.040 max. 0.040 max. 0.10 to 0.15 0.30 to 0.60 0.040 max. 0.040 max. SWRM 17 SWRM 20 SW
19、RM 22 I SWRM 15 I 0.13t00.18 I 030t00.60 I 0.040max. 1 0.040max. I 0.15 to 0.20 0.30 to 0.60 0.040 max. 0.040 max. 0.18 to 0.23 0.30 to 0.60 0.040 max. 0.040 max. 0.20 to 0.25 0.30 to 0.60 0.040 max. 0.040 max. Remarks : When killed steel is specified, the letter K shall be suf- fured to the end of
20、the symbol of grade. Example: SWRM 10K 5 Dimensions The diameter and its tolerances and out-of-roundness (1) of the wire rod shall be in accordance with the following. Note (1) The out-of-roundness is the difference between the maximum and mini- mum values of diameter on the same section of the wire
21、 rod. a) The standard diameters of the wire rod shall conform to table _. 2. 5.5, 6, 6.4, 7, 8, 9, 9.5, 10, 11, 12, 13, 14, 15, 16, 17, 19 b) The tolerances of diameter and out-of-roundness of the wire rod shall conform to table 3. Table 3 Tolerance and out-of-roundness Unit: mm Over 15 up t.o and i
22、ncl. 25 f 0.50 0.80 max. PROTECTED BY COPYRIGHT 3 G 3505 : 2004 6 Appearance to practical use. detection of flaws The wire rod shall be free from any defects that are detrimental However, since it is generally difficult to inspect the wire rod for throughout the whole length and no opportunity is af
23、forded to remove the flaws, some imperfections may be included. Accordingly, the management of such imperfections shall be subject to the agreement between the purchaser and the sup- plier. . . 7 Test 7.1 a) b) Chemical analysis General requirements for chemical analysis and sampling method of speci
24、men for analysis The chemical composition of the wire rod shall be obtained by cast analysis, and general requirements for chemical analysis and sampling method of specimen for analysis shall be as specified in clause . . . . . . . . . . . . . . . . . . . . . 8 of JIS G 0404. Method for chemical ana
25、lysis The method for chemical analysis shall con- form to any one of the following standards. JIS G 1211, JIS G 1212, JIS G 1213, JIS G 1214, JIS G 1215, JIS G 1253, JIS G 1256, JIS G 1257, JIS G 1258 The chemical analysis shall be as follows: . . . . . . . . . . . . . . . . . . . . . . . . . . 8 In
26、spection a) b) c) d) e) The inspection shall be as given in the following. General requirements for inspection shall conform to JIS . . . . . . . . . . . . . . . . . . . . . . . . G 0404. The chemical composition shall conform to the requirements of clause 4. The dimensions shall conform to the requ
27、irements of clause 5. The appearance shall conform to the requirements of clause 6. When “Special quality requirements” in annex 1 are designated to apply by agree- ment between the Durchaser and the sutmlier. the wire rod shall conform to the . requirements of clauses 1, 2 and 3 of annex 1. 9 Marki
28、ng The wire rod having passed the inspection shall be marked on each coil with the following particulars by suitable means. However, when approved by the purchaser, a part of them may be omitted. a) Symbol of grade b) c) Heat number or inspection number Diameter of the wire rod d) Manufacturers name
29、 or identifying brand 10 Report the specified items when so requested by the purchaser. sults. The manufacturer shall submit to the purchaser the test results on If killed steel is specified, the silicon content shall be appended in the test re- PROTECTED BY COPYRIGHT 4 G 3505 : 2004 Attached Table
30、1 Normative references JIS G 0404 Steel and steel products-General technical delivery requirements JIS G 1211 Iron and steel-Methods for determination of carbon content JIS G 1212 Iron and steel-Methods for determination of silicon content JIS G 1213 Iron. and steel-Methods for determination of mang
31、anese content JIS G 1214 Iron and steel-Methods for determination of phosphorus content JIS G 1215 Iron and steel-Methods for determination of sulfur content JIS G 1253 Iron and steel-Method for spark discharge atomic emission spec- trometric analysis JIS G 1256 Iron and steel-Method for X-ray fluor
32、escence spectrometric analysis JIS G 1257 Iron and steel-Methods for atomic absorption spectrometric analy- sis JIS G 1258 Iron and steel-Methods for inductively coupled plasma atomic emission spectrometry IS0 4948-1 Steels-Classification-Part 1 : Classification of steels into unal- loyed and alloy
33、steels based on chemical composition IS0 4948-2 Steels-Classification-Part 2 : Classification of unalloyed and alloy steels according to main quality classes and main property or ap- plication characteristics IS0 6892 Metallic materials-Tensile testing at ambient temperature PROTECTED BY COPYRIGHT -
34、,-,- 5 G 3505 : 2004 Symbol of grade C Annex 1 (normative) Special quality requirements Mn P S These special quality requirements (including the marking system used at the time of application) shall be applied by agreement between the purchaser and the supplier, and the designated items shall be per
35、formed by the manufacturer. SWRM 4 1 Designation of low carbon steel When agreed between the purchaser and the supplier, the purchaser may designate the steel grade of low carbon given in annex 1 table 1. 0.06 max. 0.60 max. 0.040 max. 0.040 max. 15 or less Over 15 up to and incl. 25 1 SWRM2 I 0.04m
36、ax. I 0.60max. 1 0.040max. I 0.040max. I 3 . 0.30 0.48 max. 3.0.40 0.64 max. 2 Designation of Mn Only when the wire rod is intended for conversion to pro- file wires of high strength for welded steel wire fabrics, the following content may be designated by agreement between the purchaser and the sup
37、plier. Mn : 0.60 % min. (preferably 0.60 % to 0.90 Oro) 3 Dimensional tolerances and out-of-roundness The purchaser may designate the requirements given in annex 1 table 2 by agreement between the purchaser and the supplier. Annex 1 Table 2 Dimensional tolerances and out-of-roundness Unit: rnm I Dia
38、meter I Tolerance I Out of roundness PROTECTED BY COPYRIGHT 6 G 3505 : 2004 Ni Upper limit value 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 Annex 2 (normative) Quality requirements based on International Standard Mo Upper limit value 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 This annex 2 specifies the st
39、eel grades specified in IS0 16120-2 : 2001 Non-al- loy steel wire rod for conversion to wire-Part 2 : Specific requirements for general purpose wire rod. Upper limit value 1 Scope Clause 2 of this annex 2 may be applied instead of the requirements speci- fied in clause 4 of this text by agreement be
40、tween the purchaser and the supplier. Further, when clause 2 of this annex 2 is applied, whether the requirements given in clauses 3 and 4 of annex 2 should also be applied or not shall be agreed previ- ously between the purchaser and the supplier, The description specified in annex 1 shall not be a
41、pplied to the steel grades given in annex 2. AIP) Upper limit value 2 Chemical composition The chemical composition shall be as given in annex 2 table 1. 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 Annex 2 Table 1 Chemical composition(1) 0.01 0.01 - 0.01 0.01 0.01 0.01 0.01 Unit: % 0.15 to 0.20 0.18 to
42、0.23 0.00 to 0.30 0.30 to 0.60 0.035 0.035 0.00 to 0.30 0.30 to 0.60 0.035 0.035 Symbol of grade Mn 4) P Upper limit value Cr Upper limit value C Si (9 S Upper limit value 0.035 0.30 to 0.60 0.035 0.20 C4D C7D 0.20 0.20 C9D ClOD 0.08 to 0.13 I 0.00 to 0.30 0.20 C12D 0.10t00.15 0.00t00.30 0.30t00.60
43、0.035 0.035 0.20 0.12 to0.17 0.00t00.30 0.30t00.60 0.035 0.035 0.20 C15D C18D 0.20 C20D 0.20 Notes (1) Elements not stated in this table, unless it is for the purpose of finish deoxidation, shall not be intentionally added without agreement of the purchaser. Addition of microalloying elements shall
44、be by agreement in ordering between the manufacturer and the purchaser. Non-alloy quality steel conforming to IS0 4948-1 and IS0 4948-2. When requested as wire rods for galvanizing, the lower limit of Si may be desig- nated in ordering. The upper limit value of Si given in annex 2 table 1 may be fur
45、ther restricted by the agreement in ordering. PROTECTED BY COPYRIGHT -,-,- 7 G 3505 : 2004 Diameter d N (4) For grades of C15D to C20D, a different range of Mn from the one given in annex 2 table 1 may be set by agreement between the purchaser and the manufacturer. However, for the range, the upper
46、limit value shall not exceed 1.20 % and the lower limit value shall not be lower than 0.30 %. (5) The upper limit value of Cu may be 0.20 % by agreement between the manufacturer and the purchaser. (6) The range of Al may be 0.01 % to 0.06 % by agreement between the manufacturer and the purchaser. In
47、 such cases, the upper limit value of Si may be 0.1 %. Maximum permissible flaw depth 3 Surface quality test The depth of defect shall be determined by the file test. One coil per test unit 10 t shall be selected and at least three test pieces shall be sampled. The test piece shall be at least 300 m
48、m separated from one end of the wire rod. The procedure shall be as follows: ai. Measure the diameter of the test piece. b) Carry out filing until surface defects can not be visible with the naked eye. . . 5 5 dN 12 12 d N 5 18 18 d 5 30 c! Determine the depth of the defect by measuring the differen
49、ce in diameter be- fore . and after filing. The tolerance shall not exceed the value given in annex 2 table 2. . 0.20 0.25 0.30 4 Tensile test When requested by the purchaser in ordering, the manufacturer shall carry out the test as given in IS0 6892 and the test value of the tensile test shall be submitted. PROTECTED BY COPYRIGHT -,-,- 8 G 3505 : 2004 k