1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B ISO 7414 6 , 1 B 10KS B ISO 7414:2008 2008 12 11 http:/www.kats.go.krKS B ISO 7414:2008 : ( ) ( ) () () () ( ) : (http:/www.standard.go.kr) ： ： 2003 12 22 ： 2008 12 11 2008-0871 ： ： ( 025097274) (http:/www.kats.go.kr). 10 5 , . KS B ISO 7414:2008 6 , 1
2、B 10 Hexagon nuts for structural bolting with large width across flats, style 1 Product grade B Property class 10 1984 1 ISO 7414, Hexagon nuts for structural bolting with large width across flats, style 1 Product grade B Property class 10 , . 1 1, 10 , M12 M36 10.9, 6 . , ISO 261, KS B ISO 898 1 2
3、ISO 965 1 . . KS B ISO 7412 . 2 . . ( ) . KS B ISO 898 1, 1： , KS B ISO 898 2, 2： KS B ISO 3269, KS B ISO 7411, 6 (ISO 888 ) C 8.8 10.9 KS B ISO 7412, 6 ( ) C 8.8 10.9 KS B ISO 7415, KS B ISO 7416, KS D ISO 1461, KS B ISO 7414:2008 2 ISO 261, ISO general purpose metric screw threads General plan ISO
4、 965 1, ISO general purpose metric screw threads Tolerances Part 1： Principles and basic data ISO 4759 1, Tolerances for fasteners Part 1： Bolts, screws, studs and nuts Product grades A, B and C 3 1 a： mm , d M12bM16 M20 (M22)cM24 (M27)cM30 M36 P d1.75 2 2.5 2.5 3 3 3.5 4 13 17.3 21.6 23.8 25.9 28.2
5、 32.4 38.9 da 12 16 20 22 24 27 30 36 eeeeeeeedw 19.2 24.9 31.4 33.3 38.0 42.8 46.5 55.9 e 22.78 29.56 37.29 39.55 45.20 50.85 55.37 66.44 10.8 14.8 18 19.4 21.5 23.8 25.6 31 m 10.37 14.1 16.9 18.1 20.2 22.5 24.3 29.4 m 8.3 11.28 13.52 14.48 16.16 18 19.44 23.52 0.6 0.8 0.8 0.8 0.8 0.8 0.8 0.8 c 0.1
6、5 0.2 0.2 0.2 0.2 0.2 0.2 0.2 21 27 34 36 41 46 50 60 s 20.16 26.16 33 35 40 45 49 58.8 t 0.38 0.47 0.58 0.63 0.72 0.80 0.87 1.05 a . b . c 2 . dP e dw max sactual 4 KS B ISO 7414:2008 3 2 6H 6AZa( A ) ISO 261, ISO 965 1 10b KS B ISO 898 2 (black oxide)c d e, eKS D ISO 1461 B ISO 4759 1f KS B ISO 32
7、69 KS B ISO 7411 KS B ISO 7412 KS B ISO 7415 KS B ISO 7416 a 6AZ , A ISO 965 1 . 6H . b 6. . c . d . e . f . 5 . B . 6 KS B ISO 7414:2008 4 3 6H 6AZ d Asmm2 , N M12 M16 M20 (M22) M24 (M27) M30 M36 84.3 157 245 303 353 459 561 817 97 800 182 100 284 200 351 500 409 500 532 400 650 800 947 700 1 KS B
8、ISO 898 2 . 2 KS B ISO 898 2 . 3 1 160 N/mm2 . 7 d M20 10 6 . KS B ISO 7414 M20 10 . 8 6 . a) KS B ISO 898 2 , 10 b) 6 S c) . 10 . , ( 10) KS B ISO 7414:2008 5 A ( ) 6AZ 6AZ . A.1 . AZ . EIAZ (300 20 P) A.1 6AZ ： mm d a M12 M16 M20 (M22) M24 (M27) M30 M36 6 8 10 10 12 12 15 18 18 24 30 30 36 36 45 5
9、3 12.355 16.340 20.350 22.350 24.360 27.360 30.370 36.380 11.398 15.253 18.950 20.950 22.676 25.676 28.377 34.082 11.198 15.041 18.726 20.726 22.411 25.411 28.097 33.782 10.776 14.550 18.094 20.094 21.612 24.612 27.141 32.650 10.441 14.175 17.644 19.644 21.112 24.112 26.581 32.050 a KS B ISO 7414:20
10、08 6 B ( ) . a) 5. . . . . b) ( ) 6 . 1 2 mm . c) 10 % . , . B.1 . . B.1 ( ) ( ) l2d 2d l3d 3d l4d 4d l8d l 8d 180 240 300 360 420 6 , 1 B 10 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS B ISO 7414:2008KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Hexagon nuts for structural bolting with large width across flats, style 1 Product grade B Property class 10 ICS 21.060.20
