JIS-B-5062-1995-ENG.pdf

J I S B*5062 95 4933608 0527863 241 = UDC 621.886:621.746.07:621.979.073 JIS JAPANESE INDUSTRIAL STANDARD Dowel pins for press dies JIS B 5 0 6 2 - 1 9 9 5 Translated and Published by Japanese Standards Association Printed in Japan 4s Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 19:17:46 MSTNo reproduction or networking permitted without license from IHS -,-,- J I S B*50b2 95 W 4933b08 0527864 188 W In the event of any doubt arising, the original Standard in Japanese is to be final authority. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 19:17:46 MSTNo reproduction or networking permitted without license from IHS -,-,- J I S B*5062 95 W 4933608 0527865 024 Type B UDC 621.886: 621.746.07: 621.979.073 JAPANESE INDUSTRIAL STANDARD J I S Dowel pins for press dies B 5062-1995 B With tapped hole 1. Scope after, referred to as “pins“) to be used for press dies. This Japanese Industrial Standard specifies the dowel pins (here- JIS B 0601 JIS B 0651 JIS B 7726 JIS G 4401 JIS G 4404 JIS G 4805 JIS Z 2245 Remarks: The standards cited in this Standard are given in the following: Surface roughness - Definitions and designation Instruments for the measurement of surface rough- ness by the stylus method Rockwell and Rockwell Superficial hardness testing machines Carbon tool steels Alloy tool steels High carbon chromium bearing steels Method of Rockwell and Rockwell superficial hardness test 2. Types and symbols as given in Table 1 according to the presence of tapped hole and the accuracies of cylindrical part. The types and symbols of the pins shall be classified Table 1. Types and symbols Type I Symbol 1 Remarks - Type A class 1 1 1 Without tapped hole Type A class 2 3. Quality 3.1 Appearance ful defects in use such as flaws, rust and others. The pins in appearance shall be free from cracks and harm- 3.2 Surface roughness pins, when subjected to the test of 6.1, shall be 0.2 pmR, or under in accordance with the surface roughness of JIS B 0601. The surface roughness of the cylindrical part of the 3.3 Hardness The hardness of the pins, when subjected to the test of 6.2, shall be 60 k 2 HRC for type A class 1 and type A class 2, and 48 $: 3 HRC for type B. 4. Shape and dimensions accordance with Table 2 and Table 3. The shape and dimensions of the pins shall be in Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 19:17:46 MSTNo reproduction or networking permitted without license from IHS -,-,- J I S B*50b2 95 4933b08 05278bb T50 = 1.5 2 B 5062-1995 10 15 20 25 30 Table 2. Shape and dimensions of Type A class 1 and Type A class 2 Unit: mm Nominal dimension (Dl 3 4 5 6 8 10 % 13 16 D Tolerances g +0.002 7 $0.004 16 , TypeA dass2 +0.010 +0.005 L I 10 15 20 25 30 t 3 5 40 I 15 20 25 30 %35 40 50 50 60 70 80 50 60 70 80 Remarks: As to the dimensions of (0) and L, R40 of pre- ferred number series is employed, and for those marked with % the near numerals to the pre- ferred number are used. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 19:17:46 MSTNo reproduction or networking permitted without license from IHS -,-,- J I S 8*5062 95 = 4933608 0527867 997 Nominal dimension (Di 6 3 B 5062-1995 D Screwthreads L, L E (informative Dunen- sion 1 Tolerances(m5) hptht =ference) 5.85 6 1.5 20 30 41) 6 -0.009 21 1 -0.004 1 Table 3. Shape and dimensions of Type B Unit: mm X - II d 7 1 I -0.008 i l I 40 50 60 70 1 12.75 1 50 60 70 80 I 15.7 1 70 80 19.7 I Remarks: As to the dimension of (DI, R40 of preferred number series is employed, and for that marked with % the near numeral to the preferred number is used. 5. Material JIS G 4404 and SUJ2 of JIS G 4805 or that having the performances equal or superior thereto. The material of the pins shall be SK4 of JIS G 4401, SKS 93 of 6. Test methods 6.1 Surface roughness The surface roughness of the pins shall be measured using the measuring instrument of JIS B 0651 or the measuring instrument hav- ing performances equal or superior thereto. 6.2 Hardness the test method of JIS Z 2245 using the testing machine of JIS B 7726. The hardness of the pins shall be measured in accordance with 7. Inspection shape and dimensions, and the results shall conform to the requirements of 3. and 4., respectively. The inspection of the pins shall be carried out on the quality, Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 19:17:46 MSTNo reproduction or networking permitted without license from IHS -,-,- J I S EX5062 95 4933608 0527868 823 = 4. B 5062-1995 8. Designation Standard, type or its symbol, material symbol and dimensions (nominal dimension x L). The pins shall be designated by the Standard No. or title of Example JIS B 5062 Al SK 4 8 x 30 Dowel pin for press die Type A class 1 SK 4 8 x 30 9. Marking information: The package of the pins shall be marked with the following (1) Title of Standard (2) Type or its symbol (3) Material symbol (4) (5) Quantity (6) Manufacturer's name or abbreviation Dimensions (nominal dimension x L) Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 19:17:46 MSTNo reproduction or networking permitted without license from IHS -,-,- J I S Ba5062 95 4933608 0527869 7bT B 5062-1995 Edition 1 Japanese Text Established by Minister of International Trade and Industry Date of Establishment: 1981-07-01 Date of Revision: 1995-03-01 Date of Public Notice in Official Gazette: Investigated by: 1995-03-01 Japanese Industrial Standards Committee Divisional Council on Machine Elements This English translation is published by: Japanese Standards Association 1-24, Akasaka 4, Minato-ku, Tokyo 107 Japan O JSA, 1995 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, 03/10/2007 19:17:46 MSTNo reproduction or networking permitted without license from IHS -,-,-