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1、UDC 621.883.1 : 669.35725.01 8.74 JAPANESE INDUSTRIAL STANDARD Nonsparki ng Beryl I um Copper Alloy Tools JIS M 7 6 1 5 - 1 9 8 7 Translated and Published Japanese Standards Association Printed in Japan , I - - - . Copyright Japanese Standards Association Provided by IHS under license with JSALicens
2、ee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- - J I S Mu7615 87 I 4933b08 00b5957 7 Ls In the event of any doubt arising, the original Standard in Japanese is to be final authority. . . -.
3、.- . - Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S M*7615 87 E 4933608 0065958 9 I I 1 JIS Z 224
4、5-Method of Rockwell and Rockwell Superficial Hardness Test UDC 62 1.883.1:669.35725.0 18.74 JAPANESE INDUSTRIAL STANDARD J I S Nonsparking Beryllium Copper M 7615-1987 Alloy Tools 1. Scope This Japanese Industrial Standard specifies the nonsparking beryllium copper alloy tools, hereinafter referred
5、 to as the “nonsparking tools“, used in mines, factories, other business places, ships, vehicles, aircraft, etc., where explosion may occur by sparking. Remarks 1. 2. Spanners and offset wrenches used for repair are respectively given in Appendixes 1 and 2. The units and numerical values given in C
6、in accordance with the conventional units to be the Standard values. 1 in this Standard are 2. Classification The classification of nonsparking tools shall be as given in Table 1, Applicable Standards: JIS H 1261-Methods for Chemical Analysis of Beryllium Copper JIS H 3260-Copper and Copper Alloy Wi
7、res JIS M 7002-Non-Ignition Testing Methods for Non-sparking Beryllium Copper Alloy Tools I JIS 2 26 1 1-General Rules for Photoelectric Emission Spectrochemical Analysis of Metal Materials Reference Standards: JIS A 8901-Picks JIS A 8903-Double Sledge Hammers and Single Sledge Hammers JIS B 4604-Ad
8、justable Angle Wrenches JIS B 4606-Pipe Wrenches JIS B 4609-Screw Drivers JIS B 4613-Hand Hammers JIS B 4614-Slip Joint Combination Pliers with Cutters JIS B 4623-Cutting Pliers JIS B 4630-Open Ended Spanners JIS B 4632-Offset Wrenches. Copyright Japanese Standards Association Provided by IHS under
9、license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- JIS M*76L5 87 4733608 0065957 O E 2 M 7615-1987 Table 1. Classification Classification Reference Classification by the mo
10、uth and the angle of handle Classification by other characteristics Classification by the number of mouths Single end Reference Standards Name Spanner JIS B 4630 Round type Double ends Chisel Hand hammer Large hammer JIS B 4613 JIS A 8903 Drum mouthpiece wrench Flat plate type Adjustable angle wrenc
11、h 23 degree type JIS B 4604 Pipe wrench Screw driver JIS B 4606 JIS B 4609 Ordinary type 15 degree type 45 degree type Single end Offset wrench 15 degree type 45 degree type Double ends JIS B 4632 Slip joint combi- nation pliers with cutters JIS B 4614 Cutting pliers JIS B 4623 JIS A 8901 Double pic
12、ks 3. Quality 3.1 Appearance The appearance shall be free from. defects on use such as harmful flaws, cracks, burrs, bends, etc. and finished excellently. 3.2 Hardness The hardness shall be not less than HRC 35. The hardness of a pipe wrench inserted blade shall be, however, not less than HRC 40. ;.
13、ti . . Y ? . . . . Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- - J I S M*7b15 7 I 4933608 00b5960 7 I
14、3 Name Spanner c Quality of each part The permanent set at the tip of width across flats shall be 0.15 mm max. for spanner of 10 to 18 mm in designation and 0.2 mm max. for that of 19 to 46 mm. Remarkable flaw marks shall not remain on the surface of width across flats contacted with a test bar. M 7
15、615-1987 Drum mouthpiece wrench Adjustable angle wrench t The maximum deformed amount of a mouth width shall be not more than 0.5 mm and remarkable flaw marks shall not remain at positions contacted with the fixing mouthpiece for test. The engagement of worm with rack and the motion of lower jaw sha
16、ll be smooth and the maximum deformed amount of a mouth width shall be not more than 0.5 mm. contacted with a test bar shall be within 0,l mm. Further, the depth of a pressed dent at the position I 3.3 Strength After tested according to the method specified in 6.4, respective parts of nonsparking to
17、ols shall conform to the qualities given in Table n 200 meet respective allowable value. L. . Table 2. Strength 2 to 8 mm 0.5 mm max. Cutting pliers I The permanent set at the maximum width of a handle after loading shall be not more than 2 %. I l Remarkable flaws shall not remain at the position co
18、ntacted I with a test bar. Pipe wrench I l There shall not be crack and torsion at the tip and injuries I on other respective parts. Screw driver I l Offset wrench Slip joint combi- nation pliers with cutters Remarkable flaw marks shall not remain at positions on the surface of the mouth width conta
19、cted with a test bar. the maximum width The deformation of of a handle in loading and the permanent set shall 2 to 6 mm 0.4 mm max. size in loading 3.4 Function The function of each part shall meet the quality shown in Table 3. Copyright Japanese Standards Association Provided by IHS under license w
20、ith JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- ._ J I S M*7615 87 4933688 00659b1 i I Vertical direction Lateral direction 4 M 7615-1987 Within 1 Within 1.2 Within 1.5 Within 1.
21、2 Within 1.2 Within 1.5 Table 3. Function Name Adjustable angle wrench Screw driver Slip joint combinat ion pliers with cut te rs Cutting plier Function (i) The engagement of worm with rack The engagement of worm with rack shall have little clearance and the motion thereof shall be smooth. The maxim
22、um opening of a lower jaw shall be as follows. (2) Unit: rnrn 100 150 200 250 300 375 Desig- nation (3) Play of a lower jaw parallel to an upper jaw and its play shall be as follows. lateral direction as shown in Fig. 1. The motion of a lower jaw shall be smooth, kept Further, the play shall be exam
23、ined in both vertical and Fig. 1. Direction of Play of Lower Jaw Left / Right l i -+ direction Range of Play of Lower Jaw Unit: r n r n Designation I 100 and 150 200 and 250 300 and 375 The contact surface of a joining part with a cutting edge part shall have little clearance and the transfer from a
24、 hole to other hole and the opening and shutting of a plier body shall be smooth. The slide contact surface of joining part shall have little clearance and the opening and shutting thereof shall be smooth. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Em
25、ployees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S M*7bL5 87 m 4933608 0065962 0 1 I- 5 M 7615-1987 r I L * * I , , L h 3.5 Cutting Quality When the cutting quality is tested according to the metho
26、d specified in Tables 26 and 27, test wire rods shall be cut- by not more than a specific value. 4. Shape and Dimensions as given in Table 4. . An example of the shape is shown in Fig. 2. 4.1 Single Ended Spanner The dimensions of single ended spanner shall be Fig. 2. Shape of Single Ended Spanner (
27、an Example) Head part Desig- nntion 10 13 16 . ia 21 24 30 36 4 6 Width acr Basic size 10 13 16 ia 21 24 30 36 4 6 fiats S Tolerance +0.19 +0.04 +0.24 +0.04 +0.27 +O.OS +0.30 f0.05 +0.36 +0.06 +O. +o.oa 1 I +O. 60 +0.10 External width Maximum 26 33 40 44.5 52 58 70 a2 105 Thick- T ness Maximum 6 7.5
28、 9.5 10 11 11.5 13.5 15.5 19 Unit: mm Total length L 110 135 160 170 200 220 270 320 400 4.2 Double-Ended Spanner The combination and dimentions of double-ended spanner shall be as given in Table 5. An example of the shape is shown in Fig. 3. Copyright Japanese Standards Association Provided by IHS
29、under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- JIS M*7615 87 E 4933608 O065963 2 M 18x21 21x24 24x27 27x30 30x32 32x36 36x41 41x46 6 M 7615-1987 +0.05 $0.05 44.5
30、52 +0.36 58 +0.06 52 58 62 +0.05 24 +0.36 $0.06 : l 11;: 62 70 70 74 32 74 82 92 4 6 92 105 i +0.30 21 18 21 24 27 30 32 36 41 i +0.48 +0.08 +0.60 +0.10 82 Fig. 3. Shape of Double-Ended Spanner (an Example) 11 11.5 12.5 13.5 14 15.5 17 19 Table 5. Dimensions of Double-Ended Spanner Unit: mm 200 220
31、245 270 285 320 360 400 Width across fiats s I External width .SI I Desig- nation Smaller Larger one one B,asic Toler- B,ask Toler- Maxi- MaXi- size ance size ance mum mum Smaller one Larger one Thick- T ness Maxi- mum z 2 ; h Tolerance I6% 33 6.5 135 4 1 ) 9.5 160 +O. 19 +0.24 26 +0.04 +0.04 +0.27
32、33 +O. 24 +0.04 +0.05 10x13 10 l3 13x16 13 l6 4.3 Chisel The dimensions of a chisel shall be as given in Table 6. An example of the shape is shown in Fig. 4 . Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for R
33、esale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- DeSig- nation 20 x 200 27 X 200 27 X 250 Total length i;gth of Width of Thickness Of LI L* (approx.) c d (approx.) 200 50 20 3 19 200 70 27 4.5 25 250 70 27 4.5 25 knife edge knife edge Width across
34、flat e Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- 61 30 30 33 34 34 34 34 34 bz 20 20 23 27 27 27 27
35、27 JIS M*7615 87 E 4933688 0065965 6 Table 7. Dimensions and Mass of Hand Hammer 8 M 7615-1987 Unit: mm - i a Size - 16 21 25 26 30 34 44 - - L, Size - ci Size - c 3 Size 7 L Z Size 34 M 50 55 65 72 80 - C Z Size 10 14 18 20 22 24 26 - - y2 Size 8 9 11 13 16 18 20 - - b Size 22 27 32 35 40 45 48 - -
36、 YI Mini- mum - 100 Mass c 4 Size Desig- nation 1 4 1 2 3 4 1 1 - - - lT 2 3 kg - 0.11 0.23 0.34 0.45 0.67 0.91 1.36 - Toler- ance + 80 - 2A 15 20 25 28 30 32 34 - 9 13 16 16 20 20 22 - 14 19 23 23 27 28 30 62 80 93 100 118 130 148 4.5 Large Hammer The dimensions and mass of large hammer shall be as
37、 given in Table 8. An example of the shape is shown in Fig. 6. Fig. 6. Shape of Large Hammer (an Example) Dimensions and Mass of Large Hammer i Table 8. Unit: mm - a - L - 111 118 128 138 152 166 173 190 - - 6 3 - 28 28 31 32 32 32 32 32 - Desig- nation Mass 3 4 5 6 8 10 12 15 44 48 51 53 59 62 67 7
38、1 - 18 18 21 25 25 25 25 25 - 1.36 1.82 2.27 2.72 3.63 4.53 5.45 6.80 I I Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license
39、 from IHS -,-,- 7 J I S !*i615 8 7 Li933b08 00b59bb 8 i 9 M 7615-1987 4.6 Drum Mouthpiece Wrench An example of the shape and dimensions of drum mouthpiece wrench is shown in Fig. 7. Fig. 7. Shape and Dimensions of Drum Mouthpiece Wrench (an Example) Unit: mrn 4.7 Adjustable Angle Wrench The dimensio
40、ns of adjustable angle wrench shall be as given in Table 9. An example of the shape thereof is shown in Fig. 8. Fig. 8. Shape of Adjustable Angle Wrench (an Example) . Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie
41、Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S Mu7615 87 4933608 00b5b7 T I Desig- nation (1 10 M 7615-1987 L W 0 Outside diam- Upper Jaw IIIIC wencii eter (2) of L, tube to be Li held b U Table 9. Dimensions of Adjustable Angle Wr
42、ench Unit: rnm 200 250 300 350 450 600 900 (maxi- a, (maxi- b (maxi- d (mini- mum) Desig- nation IL(PPOX-)/ ai mum) I mum) mum) 28 15 95 160 6-20 32 17 115 200 6-26 38 19 135 24.0 10-32 44 21 155 285 13-38 50 24 180 370 26-52 58 28 215 495 38-65 72 34 280 750 50-95 100 110 35 12 16 8 150 160 48 14 2
43、0 10 200 210 60 16 24 12 250 260 73 18 28 14 300 310 86 20 32 16 375 390 105 25 4 0 19 4.8 Pipe Wrench The dimensions of pipe wrench shall be as given in Table 10. An example of the shape thereof is shown in Fig. 9. Fig. 9. Shape of Pipe Wrench (an Example) Found nut Il Table 10. Dimensions of Pipe
44、Wrench Unit: rnm - . . . . .f. 1 I . . . i . . . . *ii-. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- 1
45、 J I S M * b I 5 87 W 4933b08 00b5b8 I 1 4.9 Screw Driver The dimensions of screw driver shall be as given in Table 11. An example of the shape thereof is shown in Fig. 10. Fig. 10. Shape of Screw Driver (an Example) U t t 1 M 7615-1987 Table 11. Dimensions of Screw Driver I - - Unit: mm Body of Tip
46、 part 4.5X 50 4.5-10,2 4.5x 75 0.7 5.550.3 100 125 150 200 250 300 5.5 6 0.8 0.9 1 1.1 1.2 1.2 6 f0.3 7 50.3 8 -10.3 9 f0.3 1 0 -10.3 L 1 0 -10.3 Note ( 3 ) The size of L may be shortened according to its use. 4.10 Single Ended Offset Wrench wrench shall be as given in Table 12. in Fig. 11. The dime
47、nsions of single ended offset An example of the shape thereof is shown Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:45:24 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S M*7bL5 87 4933b08 0065969 3 9 11 13 14 16 18.5 21.5 26 28 12 M 7615-1987 17 22 27 30 36 4 0 50 61 78 Fig. 11. Shape of Single Ended Offset Wrench (an Example) 1 I 1 r 1 For Tvpe 1 For Type 2 Table 12. Dimensions of Single Ended Offset Wrench Desig- nation 10 13 16