JIS-B-8817-1991-ENG.pdf
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1、J I S Bx88L7 9L 4733608 0520100 350 UDC 621.85.054:677.72:621.876 J IS JAPANESE INDUSTRIAL STANDARD Wire rope slings for lifting purposes JIS B 8 8 1 7 - 1 9 9 1 Translated and Published bY Japanese Standards Association Printed in Japan 16 S Copyright Japanese Standards Association Provided by IHS
2、under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:55:36 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S B X 8 L 71 W 4933b08 052OLOL 297 W In the event of any doubt arising, the original Standard in Japanese is to
3、 be final authority. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:55:36 MDTNo reproduction or networking permitted without license from IHS -,-,- JIS B*8837 91 4733608 0520302 123 UDC
4、 621.85.054:677.72:621.876 JAPANESE INDUSTRIAL STANDARD J I S Wire Rope Slings for Lifting Purposes B 8817-1991 1. Scope This Japanese Industrial Standard specifies wire rope slings of which the eye parts are press-fitted with sleeves to be used for hoists and the like, hereafter referred to as “rop
5、e slings“. Remarks 1. Applicable standards to this Standard are shown below: JIS B 0148-Glossary of Terms for Hoists JIS B 2803-Hooks JIS B 8818-Webbing Slings for Lifting Purposes JIS G 3101-Rolled Steel for General Structure JIS G 3445-Carbon Steel Tubes for Machine Structural JIS G 3525-Wire Rope
6、s JIS H 3300-Copper and Copper Alloy-Seamless Pipes and JI S H 4080-Aluminium and Aluminium Alloy Seamless Pipes JIS Z 8601-Preferred Numbers Purposes Tubes and Tubes 2. Corresponding International Standard to this Standard is shown below: IS0 7531-1987 Wire rope slings for general purposes - Charac
7、teristics and Specific ation s 3. The units and numerical values given in are based on the traditional unit system and are appended for reference values. in this Standard 2. Definitions For the purposes of this Standard main definitions are in accordance with JIS B 0148 and to others the following a
8、pply: (1) basic working load on one rope sling. The maximum load capable of loading for working (2) working load The maximum load capable of loading for working on rope sling in each type of suspending. (3) mode coefficient In rope sling, the ratio of working load depending upon number of suspending
9、 ropes and suspending angle to the basic working load. (4) breaking load tensile test. The maximum load which a rope sling has endured in Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:
10、55:36 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S B*BBL7 91 4933608 0520303 ObT W 2 B 8817-1991 eye The parts of ring shape formed at both ends of rope sling. sleeve The metallic tube to be used for press-fitting of eye part. length The effective length of rope sl
11、ing. It is expressed by L shown in Figs. 1, 2, 3 and 4. Fig. 1. Single-leg rope sling(l) (basic type) Without thimble at both (2) With thimbles at both ends ends (SS) (TT) Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Ber
12、nie Not for Resale, 03/13/2007 22:55:36 MDTNo reproduction or networking permitted without license from IHS -,-,- . - - - . - . JIS BrAA37 93 4933608 0520304 TTb 9 3 B 8817-1991 (3) With thimble at one end (4) With thimbles of both ends and hook at one end (TS) (TH) , Thimble Master link Thimble Sle
13、eve Wire rope Sleeve Thimble Hook (H) Note ( ) Each figure shows an example. Fig. 2. Two-legged rope sling(l) Case of rope sling with thimbles at both ends and a hook at one end (PHZ) Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, Us
14、er=Wing, Bernie Not for Resale, 03/13/2007 22:55:36 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S B*L 91 4933608 0520305 732 = 4 B 8817-1991 r ci . Fig. 3. Three-legged rope sling( ) Case of rope sling with thimbles at both ends and a hook at one end (PH3) Master li
15、nk (P) Fig. 4. Four-legged rope sling() (Case of rope sling with thimbles at both ends and a hook at one end) (1) With master link (PH4) (2) With master link and intermediate link (PHQ4) Master link (P) Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Emplo
16、yees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:55:36 MDTNo reproduction or networking permitted without license from IHS -,-,- J I S Es8817 91 m 4933608 0520306 879 m 5 B 8817-1991 3. Classification 3.1 Classification of rope slings Rope slings shall be divided as follows according
17、 to the number of leas and the existence of thimble, combination of wire .5 .a EEEEEEEEEEEE i Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:55:36 MDTNo reproduction or networking permi
18、tted without license from IHS -,-,- JIS BX8817 91 m 4933608 0520110 2 T T m - . ecc c , Y z X c, .I4 c 3 - m X M c 5 M c II) a, k ccc O II) a, .I4 c , k a , k a U CD .FI r n .FI F-4 8 8 1 .FI 5 o E . . . . . . . . . . . . 5 .E .E .E .E .Fi .E .Fi .c .E .E .E E E E E E E E E E E E E 9 H 8817-1991 . .
19、 . . . . . . . . . . . . . .E .c .5 .e .E .E .e .5 .E .5 .E .e 2 .E .5 .i EEEEEEEEEEEEEEEE Y Y Y Y Y v Y v Y Y Y Y Y Y -/ - a, 7 Q) P O c cd c, d d 5 m O co hl E4 v1 b c U .A 2 5 m 5 U Q) c , a rn a a, a, o ? i ! *FI o c 3 ccc O a cd O M c F-4 .FI k : Y -3 a, II) O s a , a w e a Copyright Japanese S
20、tandards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/13/2007 22:55:36 MDTNo reproduction or networking permitted without license from IHS -,-,- - J I S B*B17 91 m 4933608 052011L 136 m 10 B 8817-1991 Table 7. Mechanical pr
21、operties of rope sling using IWRC 6 x Fi (25) Unit: kN tf Mechanical property Type of rope Diameter of rope() (mm) 10 11.2 12.5 14 16 18 20 22.4 25 28 30 31.5 33.5 35.5 37.5 41) 42.5 45 47.5 50 53 56 60 3asic working load F25B 11 1.1) max. 13 1.4) max. 17 1.7 max. 21 2.2 max. 28 2.8) max. 35 3.6) rn
22、ax. a 4.5 max. 55 5.6 max. 68 7.0) max. 86 8.8) max. 99 10.1 max. 109 ll.l max. 123 12.6 niax. 139 14.l max. 155 15.8 max. 176 18.0) max. 199 20.3 max. 223 r22.7) max. 248 25.3 max. 275 28.1) max. 309 31.6 max. 345 35.2 max. 397 41).5 max. Proof load F25B 22 2.2) 34 3.4) 26 2.8 42 4.4) 56 5.6) 70 7.
23、2) 88 9.0 110 11.2 136 14.0 172 17.6 198 20.2 218 22.2 246 25.2 278 28.2 310 31.6 352 36.0 398 40.6 446 45.4 496 50.6 550 56.2 618 63.2 690 70.4 794 81.0 Breaking load(3) F25B 59 6.0) min. 74 93 116 152 192 238 7.6) min. 9.4 min. 11.9) min. 15.5) min. 19.6 min. 24.2) min. 298 30.4 min. 372 37.9) min
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