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1、 J I S B*lL98 95 W 4933608 05294b7 O48 W JAPANESE INDUSTRIAL STANDARD Headed studs JIS B 1 1 9 8 - 1 9 9 5 Translated and Published by Japanese Standards Association UDC 621.884 Printed in Japan Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/111
2、1111001, User=Wing, Bernie Not for Resale, 03/12/2007 06:39:28 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S B*LL98 95 4933608 0529468 T84 In the event of any doubt arising, the original Standard in Japanese is to be final authority. Copyright Japanese Standards Ass
3、ociation Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 06:39:28 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S BXLL96 95 W 4933606 0529469 910 m UDC 621.884 JAPANESE INDUSTRIAL STANDARD J I S Hea
4、ded studs B 1198-1995 1. Scope (hereafter referred to as “studs“) used with being attached to steel beams by arc stud welding mainly for preventing slippage of composite girder construction of steel and concrete in civil engineering and architectural structures. Further, the weldability of the studs
5、 specified in this Standard shall be in accordance with Annex. This Japanese Industrial Standard specifies the steel headed studs Remarks: The standards cited in this Standard are given in the following: JIS G 3101 JIS G 3106 JIS Z 2201 JIS Z 2241 JIS Z 3145 JIS Z 8401 Rolled steel for general struc
6、ture Rolled steels for welded structure Test pieces for tensile test for metallic materials Method of tensile test for metallic materials Method of bend test for stud welds Rules for rounding off of numerical values 2 . Definitions tions apply: (1) stud base (2) arc shield For the purposes of this S
7、tandard, the following main defini- The end part of the welding side of the stud. A shield of ceramic, sintered material or the like to produce appropriately formed flash at the weld zone by cutting off air supply while arc is being generated on the stud base. time of arc welding of stud is forced o
8、ut of stud shank, and cooled and solidified in the arc shield. (3) flash The flash means such metal that the molten metal produced at the 3. Classification designation of shank diameter and nominal length of Table 1. The studs are classified according to combination of the Table 1 . Classification U
9、nit: mm Designation I Nominal length ( I ) 13 I 80 100 120 I 16 I il I 80 100 130 150 Remarks 1. The nominal length (I) is the target value of the finished length after welding (see Figure of Table 3 ) . 2. When other I than of this Table is particularly requi- red, it shall be designated by the pur
10、chaser. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 06:39:28 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S B+LL98 95 4933bO 0529q70 632 Yield point or
11、0.2 % proof stress N/mm2 2 B 1198-1995 Tensile strength N/mm2 4. Mechanical properties given in Table 2. The mechanical properties of the studs shall be as 235 Table 2. Mechanical properties 400 to 550 20 min. 5. Shapes and dimensions as given in Table 3. The shapes and dimensions of the studs shall
12、 be Table 3. Shapes and dimensions Shapes of stud base (eTi-, w c . Before welding After welding Unit: mm Designation 13 16 19 22 Shank di Basic dimensions 13 16 19 22 Tolerances Basic Tolerances dimensions (min.) f 0.3 1 22 I f 0.4 I 10 2 min. Remarks: The shapes and I (nominal stud length includin
13、g weld allowance) of the stud base before welding together with the tolerances thereon shall be as agreed between the purchaser and supplier. 6. Appearance from such defects as cracks, fissures, flaws and flakings detrimental in practical use. However, the depth of radial cracks or fissures on the h
14、ead side face of the stud shall be not more than the shank diameter. be made uniformly and shall be free from adherence of substances which are liable to inflicting adverse effect on weldability. The surface of the stud shall be smooth, as well as be free the difference between the head diameter and
15、 In addition, when the solvent treatment is processed to the stud base, it shall Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 06:39:28 MDTNo reproduction or networking permitted without
16、license from IHS -,-,- J I S B+1198 95 = 4933608 0529473 579 Material Silicone killed steel Aluminium killed steel 3 B 1198-1995 Chemical composition % C Si Mn P S Al - 0.20 max. 0.15 to 0.35 0.30 to 0.90 0.040 max. 0.040 max. 0.20 max. 0.10 max. 0.30 to 0.90 0.040 max. 0.040 max. 0.02 min. 7. Mater
17、ial killed steel or aluminium killed steel, and its chemical composition shall be as given in Table 4. The material of the stud shall be the rolled round bar of silicone P Table 4. Chemical composition 8. Tensile test of stud 8.1 Test piece 2201. In this case, 1. However, when The test piece shall b
18、e the No. 4 test piece specified in JIS Z it shall be sampled from the stud as given in (A) or (B) of Fig. the dimensions of Figure are unable to be taken, take the mini- mum dimension of the diameter (D) of the parallel part of the test piece as the value of Table 5, and then obtain L (Remarks 1. o
19、f Table 5) and P (P = L + 10) from this respectively. Fig. 1. JIS No. 4 test piece Table 5. Minimum dimension of parallel part D of test piece Designation D (minimum) 16 I 10 19 I 12 22 I 12 Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111
20、001, User=Wing, Bernie Not for Resale, 03/12/2007 06:39:28 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S B*ll98 95 - 4933608 0529472 405 4 B 1198-1995 Remarks 1. L = 4d(A is cross sectional area of parallel part of the test piece) = 3.54 D, and in this case, the gau
21、ge length may take the rounded-off value to mm unit in accor- dance with JIS Z 8401. 2. The chuck part of the tensile test piece may be finished by thread cutting. 8.2 Test method The test method shall be in accordance with JIS Z 2241. 9. Inspection 9.1 Appearance inspection The appearance inspectio
22、n shall be carried out visually, and the results shall conform to the requirements of 6. 9.2 Shape and dimensions inspection The shape and dimensions inspection shall be carried out by the direct measurement, limit gauges and other method, and the results shall conform to the requirements of 5. 9.3
23、Mechanical properties inspection When the mechanical properties inspec- tion is carried out on the yield point (or 0.2 % proof stress), tensile strength and elongation specified in 8 . , all of the test pieces shall conform to the requirements of 4. Further, the quantity of the test pieces shall be
24、three pieces per one inspection lot *. Note * One inspection lot means the one manufacturing lot which is identical in the melt number of steel product (stud material), designation of stud and working process. 10. Designation title of the Standard, designation x nominal length (E) and designated mat
25、ter. The studs shall be designated by the Standard No. or the Example: JIS B 1198 - 16 x 100 ( 1 Headed stud 16 x 100 ( 1 I I I Standard No. or Designation x Designated title of the Standard nominal length (E) matter 11. Marking on package with the following information: (1) Title of the Standard (2
26、) (3) Designated matter (4) Quantity (5) (6) Manufacturing lot number (7) Manufacturers name or abbreviation The package of the studs shall be clearly marked Designation x nominal length (I) Year and month of manufacture or its abbreviation Copyright Japanese Standards Association Provided by IHS un
27、der license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 06:39:28 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S BXL178 75 4733b08 0529473 341 D Designation Minimum Maximum , 13 16 19 22 53.1 80.4 113 152 73.0 111 156 209 5
28、B 1198-1995 Annex Tests and inspections of weld zone of headed studs 1. Scope ability of the headed studs specified in the text of this Standard. This Annex specifies the tests and inspections to verify the weld- 2. the weld zone of the studs shall be in accordance with the following: Mechanical pro
29、perties of weld zone of studs The mechanical properties of (1) Tensile load on weld zone of stud the stud, when tested in accordance with the method specified in 4.2, shall be as given in Annex Table 1. The tensile load on the weld zone of Annex Table 1. Tensile load on weld zone Tensile load Remark
30、s: (2) Flexural ductility of weld zone of stud zone of the stud, when tested in accordance with the method of 4.3, shall be such that no crack generates at the shank part and weld zone of the stud at a bending angle of under 30 degrees. The flexural ductility of the weld 3. prepared in accordance wi
31、th 4.1 shall be free from chipping over the entire periphery of the stud shank part. Appearance of weld zone of stud The flash of the welded test specimen 4. Tensile test and flexural test of weld zone of stud 4.1 equipment and welding conditions Preparation of welding test plate and welded test spe
32、cimens and welding 4.1.1 specimens The shape and dimensions of welding test plate and the tolerances for the length of stud after welding shall be as given in Annex Fig. 1 (A), and the welded test specimen shall be as given in Annex Fig. 1 (B) as being cut out from the welding test plate. 3 pieces f
33、or tensile test and flexural test. Shape, dimensions and quantity of welding test plate and welded test Further, the quantity of welded test specimens shall be 6 pieces in total of each 4.1.2 the welded test specimens shall be SS400 of JIS G 3101 or SM400 or SM490 of JIS G 3106. Quality of material
34、of welded test specimens The quality of material of Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 06:39:28 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S
35、BJLL8 75 4733608 05294q 288 6 B 1198-1995 4.1.3 Arc shield agreed between the purchaser and supplier. The arc shield used in the welding of the studs shall be as 4.1.4 Welding equipment using the welding equipment as agreed between the purchaser and supplier. The welding of the studs shall be carrie
36、d out by 4.1.5 Welding conditions the positions given in Annex Fig. 1 (A) by the flat welding position under the welding conditions as agreed between the purchaser and supplier. However, the steel plates which have been cut to the size of the test piece of Annex Fig. 1 (B) in advance may also be use
37、d. The studs shall generally be welded successively at Annex Fig 1. Shapes and dimensions of welding test plate and welded test piece (A) Welding test plate (BI Welded test specimen * 3w * 2 _ , W w -1- w _, - I - _ _ d : shank diameter 1 : nominal length t 216mm WV8Omm W 4.2 Tensile test 4.2.1 Test
38、 specimen which has been prepared in accordance with 4.1 shall be used. As to the tensile test specimen, that of Annex Fig. 1 (B) 4.2.2 Test method axial direction of the stud as given in Annex Fig. 2 in accordance with JIS 2 2241 as appropriate, using a jig having appropriate structure, shape and d
39、imensions as well as sufficient rigidity. As to the test method, a tensile load is applied in the Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 06:39:28 MDTNo reproduction or networking p
40、ermitted without license from IHS -,-,- J I S B+L198 95 4933608 0529475 114 D 7 B 1198-1995 Annex Fig. 2. Tensile test method Hardness of flat 40 to 55 HRC Steel plate washer 4.3 Flexural test 4.3.1 Test specimen ed in accordance with 4.1 shall be used. However, when it is capable of being fixed by
41、an appropriate method, it may be subjected to the test under the conditions of the test specimen of Annex Fig. 1 (A). As to the test specimen, that of Annex Fig. 1 (B) prepar- 4.3.2 Test method Z 3145. However, the force shall be applied by hammer blow. The flexural test method shall be in accordanc
42、e with JIS 5. stud shall be carried out on the test specimens of 6 pieces prepared in accordance with 4.1, on each one inspection lot *. Inspection on weld zone of stud The inspection on the weld zone of the Note * One inspection lot mentioned herein means the combination with conforming arc shields
43、, concerning the one manufacturing lot of which melt number of steel material (the material of studs), designation of stud and working process are identical. Appearance inspection of weld zone The appearance inspection of weld zone shall be carried out on the following items visually or by direct me
44、a- surement. (a) Flash ments of 3. (b) Inclination of stud shall be within 5 degrees. Dimensional inspection by the direct measurement on the finished length after stud welding, and the results shall conform to the requirements of 4.1.1. The flash of the stud weld zone shall conform to the require-
45、The angle of inclination of stud after welding The dimensional inspection shall be carried out Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 06:39:28 MDTNo reproduction or networking perm
46、itted without license from IHS -,-,- J I S Br1198 95 m 4933608 0529476 050 m 8. B 1198-1995 (3) Tensile load inspection of weld zone weld zone shall be carried out -in accordance with the method 4.2, and the The tensile load inspection of the results shall conform to the requirements of Annex Table
47、1. Flexural ductility inspection of weld zone tion of the weld zone shall be carried out in accordance with the method of 4.3, and the result shall conform to the requirements of 2. (2). (4) The flexural ductility inspec- Copyright Japanese Standards Association Provided by IHS under license with JS
48、ALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/12/2007 06:39:28 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S BaLL8 95 4933608 0529477 T 7 B 1198-1995 Edition 1 . Japanese Text Established by Minister of International Trade and Industry Date of Establishment: 1982-10-15 Date of Revision: 1995-02-01 Date of Public Notice in Oficial Gazette: Investigated by: 1995-02-