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1、f a British Standard ICs 21.060.50 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGW LAW STD.BS1 BS EN IS0 87Li5-ENGL 1998 m Lb2Vbb9 Ob787Li3 b07 m AmdNo. BS EN Is0 8746 : 1998 Date nxtaffected This British standard, having been prepared under the direction of the Engllieering sectorBoard,waspublished under the authority of the Standards Board and comes into effecton 16 May 1998 ISBN O 680 29060 8 National foreword This British Standard is the English ianguagevdon o EN Is0 8746 。

2、Cs 21.060.50 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW 31 777 m BS EN IS0 6744 : 1998 - _ STD-BSI BS EN IS0 8744-ENGL 2998 lb2Ybb9 Ob98732 823 BS EN IS0 8744 : 1998 National foreword This British Standard is the English language version of EN IS0 8744 : 1997. It is identicai with BO 8744 : 1997. It supersedes BS EN 28744 : 1992 which is withdrawn. The K participation m its preparation was entrusted by Technical Committee FMEN, Bolts, nuts and a。

3、ritish Standard, having been prepared under the direction of the Engineering Sector Board, was published under the authority of the Standards Board and comes into effect on 15 May 1998 BSI 04-1999 ISBN 0 580 29068 9 National foreword This British Standard is the English language version of ENISO8741:1997. It is identical with ISO8741:1997. It supersedes BSEN28741:1992 which is withdrawn. The UK participation in its preparation was entrusted by Technical Committee FME/9, Bolts, nuts and ac。

4、andard, having been prepared under the directionof the Engineering SectorBoard, was published underthe authority of the Standards Board and comes intoeffect on 15 May 1998 BSI 04-1999 ISBN 0 580 29060 3 National foreword This British Standard is the English language version of EN ISO 8745:1997. It is identical with ISO 8745:1997. It supersedes BS EN 28745:1992 which is withdrawn. The UK participation in its preparation was entrusted by Technical Committee FME/9, Bolts, nuts and accessorie。

5、andard, having been prepared under the direction of the Engineering Sector Board, was published under the authority of the Standards Board and comes intoeffect on 15 May 1998 BSI 05-1999 ISBN 0 580 29062 X National foreword This British Standard is the English language version of EN ISO 8744:1997. It is identical with ISO 8744:1997. It supersedes BS EN 28744:1992 which is withdrawn. The UK participation in its preparation was entrusted by Technical Committee FME/9, Bolts, nuts and accesso。

6、000GB/T 1 3829. 2 92 表1公称(max)I 1. 5 2 2.5 3 4 5 6 8 10 d 口l1n1. 475 1. 975 2.475 2.975 3.97 4.97 5. 97 1. 964 9. 964 C龟 0.2 0.25 0.3 0.4 0.5 0.63 O. 8 1. 2 最小抗剪力双剪，kN1. 6 2.84 4.4 6.4 11. 3 17.6 25.4 45.2 70.4 l 扩展直径d，公称口l1n口1ax十0.05士0.08 7. 55 8.45 3. 25 1. 63 卜-一4.30 10 9.55 10.45 5.30 6.30 12 11. 45 12.55 2.70 3.30 14 13.45 14.55 8.35 16 15.45 16.55 1. 60 4. 35 18 17.45 18.55 5.35 10.40 2. 15 20 19.35 20.65 r- 3.25 22 21. 35 22.65 6. 35 24 23.35 24.65 2.65 8.40 卜-一26 25.35 26.。