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1、I- - o c o o o UDC 621.31 3.046:669.14.018.584-426:672,33 JAPANESE INDUSTRIAL STANDARD Tin Coated Non-Magnetic Steel Wire for Armature Binding Translated and Published by Japanese Standards Association Printed in Japan 5 s Copyright Japanese Standards Association Provided by IHS under license with J
2、SALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:31:41 MSTNo reproduction or networking permitted without license from IHS -,-,- - /JIS C*2507 90 m 4933b08 00285b4 I m In the event of any doubt arising, the original Standard in Japanese is to be final authority. a
3、 Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:31:41 MSTNo reproduction or networking permitted without license from IHS -,-,- IJIS C*2507 90 M 4933b08 U028565 3 I UDC 621.313.046:669.
4、14.018.584-426t672.33 JAPANESE INDUSTRIAL STANDARD J I S Tin Coated Non-Magnetic Steel C 2507-1990 Wire for Armature Binding 1. ScoPe This Japanese Industrial Standard specifies the tin-coated non-magnetic steel wire (hereafter referred to as the “wire“) mainly used for binding revolving armature. R
5、emark: The units and numerical values given in C 1 in this Standard are based on the International System of Units (SI) and are appended for informative reference. Further, the traditional units accompanied by numerical values in this Standard shall be converted to the SI units and numerical . value
6、s on January 1, 1991. 2. Classes and Symbols The classes and symbols of the wire shall be as specified in Table 1. Table 1. Classes and Symbols Class Symbol NMWE Tin-coated non-magnetic steel wire for armature binding I Applicable JIS G JIS H JIS Z JIS Z Standards: 4308-Stainless Steel Wire Rods 210
7、8-Tin Metal 2201-Test Pieces for Tensile Test for Metallic Material 2241-Method of Tensile Test for Metallic Materials Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:31:41 MSTNo reprodu
8、ction or networking permitted without license from IHS -,-,- 2 C 2507-1990 3, Mechanical Properties The mechanical properties of the wire shall be as follows. (1) The wire shall be tested in accordance with 9.2 and the determined tensile strength shall conform to Table 2-1 or Table 2-2. Table 2- 1.
9、Tensile Strength (Applicable till the end of 1990) Tensile strength I kgf / mm2 ( kN/ mm2 ) Diameter of wire mm 1 .o0 180 to 205 (1.765 to 2.010 175 to 200 I (1.716, to 1.961) 1.20 170 to 195 I (1.667 to 1.9121 1.40 1.60 165 to 190 I (1.618 to 1,8631 1.80 160 to 185 I (1.569 to 1,814) 155 to 180 (1.
10、520 to 1.765) 2.00 150 to 175 (1.471 to 1.7161 2.30 2.60 145 to 170 I C1.422 to 1.667) 9 e Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:31:41 MSTNo reproduction or networking permitte
11、d without license from IHS -,-,- !JIS C*2504 90 6 4933608 00285b7 7 W 3 C 2507-1990 Table 2-2. Tensile Strength (Applicable on and after Jan. 1, 1991) Diameter of wire Tensile strength mm kN/mm2 1 .o0 1.770 to 2,010 1.20 1.720 to 1.960 1.40 1.670 to 1.910 1.60 1.620 to 1.860 1.80 I 1.570 to 1.810 1.
12、520 to 1.770 1.470 to 1.720 2.60 1.420 to 1.670 (2) The wire shall be subjected to the close contact bending test specified in 9.3 and shall be free of cracks, exfoliation, flaws or the like. (3) The wire shall be subjected to the torsion test specified in 9.4 and the conditions of torsion and ruptu
13、red face shall conform to Table 3. Table 3. Conditions of Torsion and Ruptured Face After rupture, there shall be no harmful flaw Condition of torsion on the I I Ruptured face shall be substantially perpendic- ular to wire axis and there shall be no flaws, cracks, etc. Condition Of ruptured face I 4
14、, Permeability determined relative permeability shall be 4 or under. The wire shall be subjected to the permeability test specified in 9.5 and the Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11
15、/2007 00:31:41 MSTNo reproduction or networking permitted without license from IHS -,-,- i J I S C*K2507 90 W 4933608 0028568 9 I 4 C 2507-1990 5. Size with Tolerances The size and tolerances of the wire shall be as specified below. (1) The diameter of wire shall conform to Table 4. Table 4. Diamete
16、r of Wire Unit: mm Wir diameter 1 .o0 1.20 1.40 1.60 1.80 2.00 2.30 2.60 (2) Tolerances on wire diameter shall be as specified in Table 5. Table 5. Tolerances on Wire Diameter Unit: mm Wire diameter Tolerances 1.80 or under i - 0.02 8 e 6, Appearance The wire shall be smooth in surface with the tin
17、coating of uniform thickness (about 0,002 mm), fit for adequate soldering without use of acid solvent, and free from exfoliation even when subjected to a straining apparatus during binding work. 7, Materials Wire rods to be used as the wire core shall be of the austenite system specified in JIS G 43
18、08 Stainless Steel Wire Rod, and tin base metal to be used for coating shall be class 2 quality specified in JIS H 2108 Tin Metal or better. 1 8, Method of Manufacture The material wire shall first undergo a solution treatment, then strong wire drawing, and lastly tin hot dipping. Copyright Japanese
19、 Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:31:41 MSTNo reproduction or networking permitted without license from IHS -,-,- i J I S C*Z507 90 U 4933608 0028569 O U _- 5 C 2507-1990 9. Test - 9.1 Sampl
20、ing of Test Pieces Take, as a rule, one torsion test piece and one close contact bending test piece from each length and one permeability test piece from each lot of the same heat, heat treatment and size as the product. 9.2 Tension Test The tension test shall be as follows. (1) (2) The test piece t
21、o serve shall be 9 A test piece specified in JIS Z 2201. The test method shall conform to JIS Z 2241, provided that the standard test temperature should be 20 t 5“C, and the pulling rate shall be the mean increment of stress 7 kg/mmz/s or under until the end of 1990 and 7 N/mm2/s on and after Januar
22、y 1, 1991. 9.3 Close Contact Bending Test Bend the test piece 180“ to overlapping by a suitable method and check for the flame generated. 9.4 Torsion Test Firmly grasp the test piece at an interval of 100 times the wire diameter, and adding tension to some extent as not to bend, twist one end in the
23、 same direction until it ruptures while keeping the test piece -sufficiently taut, and then examine the conditions of torsion and the ruptured face. 9.5 Permeability Test Using a test piece 200 mm or more in length, measure the relative permeability by the null method or other suitable methods. 10.
24、Designation of Product The designation of the product shall go by either class and wire diameter or symbol and wire diameter, Example: Tin-coated non-magnetic steel wire for armature binding 1.80 mm or NMWE 1.80 mm . 11. Marking The wires having passed the inspection shall be marked with the followi
25、ng items for each length by a suitable method. omitted, with the approval of the purchaser. However, the item (3) may be (i) Class or symbol (2) Wire diameter (3) (4 1 Manufacture serial number or inspection number Manufacturer s name or identifying mark (5) Date of manufacture (month and year) Copy
26、right Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:31:41 MSTNo reproduction or networking permitted without license from IHS -,-,- JIS C*K2507 90 I 4933608 01328570 7 E 6, C 2507-1990 12, Repor
27、t At the request of the purchaser, the manufacturer shall submit the report stating the chemical components, wire diameter, results of the tests prescribed and, as occasion demands, the quantity and state of delivery and so on. Copyright Japanese Standards Association Provided by IHS under license w
28、ith JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:31:41 MSTNo reproduction or networking permitted without license from IHS -,-,- C 2507-1990 Edition 1 Established by Minister of International Trade and Industry Date of Establishment: 1953-03-28 P b e L Date o
29、f Revision: 1990-02-01 Date of Public Notice in Official Gazette: Investigated by: 1990-02-02 Japanese Industrial Standards Committee Divisional Council on Iron and Steel Technical Committee on Steel Wire for Armature Binding This English translation is published by: Japanese Standards Association 1
30、-24, Akasaka 4, Minato-ku, Tokyo 107 Japan 0 JSA, 1990 Printed in Tokyo by Hohbunsha Co., Ltd, Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:31:41 MSTNo reproduction or networking permitted without license from IHS -,-,-