1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B 10314 KS B 1031:2012 2012 11 10 http:/www.kats.go.krKS B 1031:2012 : ( ) ( ) () () ( ) : (http:/www.standard.go.kr) ： ：1963 9 30 ：2012 11 10 2012-0601 ： ： ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS B 1031:2012 i 1 1 2 1 3 1 4 .2 4.1 2 4.2 .2 5 .
2、2 6 3 7 3 8 3 9 .3 10 3 10.1 .3 10.2 5 10.3 5 10.4 5 10.5 5 10.6 .5 11 5 12 5 12.1 5 12.2 6 KS B 1031:2012 4 Cup head square neck bolts 1 4 ( .) 4 ( .) . 1 . 2 ISO 8677 ISO 8678 . 2 . . ( ) . KS B 0101, KS B 0201, KS B 0211, KS B 0233, KS B 0238, KS B 0239, KS B 0241, KS B 1065, KS B ISO 6157 1, 1：
3、 ISO 8677, Cup head square neck bolts with large head Product grade C ISO 8678, Cup head square neck bolts with small head and short neck Product grade B 3 1 3 . KS B 1031:2012 2 1 dk( )/d 2.3 , f( )/d 0.6 . ISO 8677 dk( )/d 2.3 , f( )/d 0.6 . , M6 dk( )/d 2.3 . ISO 8678 , dk( )/d 2.4 , f( )/d 0.6
4、 1 d , dk( ) , f( ) 4 . 2 “ ” KS B 0238 C , “ ” B . 4 4.1 KS B 0233 . , 2 . 2 4.6, 4.8, 8.8 4.8, 8.8, 10.9 4.8, 8.8 KS B 0233 4.2 . , , KS B 0241 . 5 3 . 3 1 .M5M20 2 .M6M20 3 .M5M12 KS B 1031:2012 3 6 KS B 0201 , 4 . 4 KS B 0211 8 g . , 8.8 6 g . .KS B 0211 6 g . 4 h . , . 7 , 13 . 8 , , . , KS B
5、ISO 6157 1 . 9 . , . . 10 10.1 10.1.1 5 4.1 . KS B 1031:2012 4 5 ( , )a 2.5 d . d： ( ) b ( )a4.6 4.8 2.5 d . ( , )a b 2.5 d . ( )a 8.8 10.9 2.5 d . KS B 0233 . 1 4.6, 4.8, 8.8 10.9 KS B 0233 B , 4.6, 8.8 10.9 A . , A KS B 0233 . ( ) , 5 . 2 4 4 . 3 . a , . , . b M16 . c , . 10.1.2 . KS B 0241 . KS B
6、 1031:2012 5 10.2 KS B 0239 5. . 10.3 KS B 0239 6. . 4 h . 10.4 KS B 0239 7. . 10.5 8. . 10.6 . 11 , , (d ) (l), 1), 2) . , KS B 0233 KS B 0241 , . (b) l ( ) . , l l (b) . KS B 1031 M620 6 g 4.8 MFZnII C 4 M1250 (35) STS 304 | | | | | | | | ( ) (dl) (b) ( ) ( ) 12 12.1 4.6, 4.8, 8.8 10.9 KS B 0233 .
7、 1) KS B 0241 . 2) , .KS B 1031:2012 6 12.2 . a) b) c) . , ( ) . M1250(35) 6 g d) (KS B 0233 ) (KS B 0241 ) e) 3)f) g) h) ( .) 3) (KS B 0241 .) , . , . KS B 1031:2012 7 1 4 () ： mm (d ) M5 M6 M8 M10 M12 M16 M20 (P) 00.8 1 1.25 1.5 1.75 2 2.5 l 125 16 18 22 26 30 38 46 125 200 57 65 ( ) 13 16 20 24 3
8、0 38 46 dk 11.9 14.9 18.7 22.7 28.7 36.4 44.4 5.48 6.48 8.58 10.58 12.7 16.7 20.84 ds e a5.9 7.2 9.6 12.2 14.7 19.9 24.9 4.1 4.6 5.6 6.6 8.8 12.9 15.9 f 2.9 3.4 4.4 5.4 7.2 11.1 14.1 3.1 3.6 4.8 5.8 6.8 8.9 10.9 k 2.5 3 4 5 6 8 10 r 0.4 0.5 0.8 0.8 1.2 1.2 1.6 5.48 6.48 8.58 10.58 12.7 16.7 20.48 v
9、4.52 5.52 7.42 9.42 11.3 15.3 19.16 t1b1.40 1.40 1.68 1.68 1.68 2.00 2.00 t2c0.36 0.45 0.56 0.67 0.84 1.06 1.29 a e( ) 1.3 v( )b t1 2 IT 15. , 2 IT 15 dk .c t2 0.8dktan 2. , dk . . (2 P ) b ( ) l lglsf k e . d dkdst2dkd d dk t1dsds0.8dk KS B 1031:2012 8 1 4 () ( ) ： mm (d) M5 M6 M8 M10 M12 M16 M20 l
10、 ls lg ls lg ls lglslglslglslg ls lg lslg20 18.95 21.05 4 25 23.95 26.05 5 9 30 28.95 31.05 10 14 7 12 35 33.75 36.25 15 19 12 17 40 38.75 41.25 20 24 17 22 11.75 18 45 43.75 46.25 25 29 22 27 16.75 23 11.5 19 50 48.75 51.25 30 34 27 32 21.75 28 16.5 24 55 53.5 56.5 32 37 26.75 33 21.5 29 16.25 25 6
11、0 58.5 61.5 37 42 31.75 38 26.5 34 21.25 30 65 63.5 66.5 36.75 43 31.5 39 26.25 35 17 27 70 68.5 71.5 41.75 48 36.5 44 31.25 40 22 32 75 73.5 76.5 46.75 53 41.5 49 36.25 45 27 37 16.5 2980 78.5 81.5 51.75 58 46.5 54 41.25 50 32 42 21.5 3490 88.25 91.75 56.5 64 51.25 60 42 52 31.5 44100 98.25 101.75
12、66.5 74 61.25 70 52 62 41.5 54110 108.25 111.75 71.25 80 62 72 51.5 64120 118.25 121.75 81.25 90 72 82 61.5 74130 128 132 76 86 65.5 78140 138 142 86 96 75.5 88150 148 152 96 106 85.5 98160 156 164 106 116 95.5 108180 176 184 126 136 115.5 128200 195.4 204.6 146 156 135.5 148 1 M12 (l) 75 mm . , 4 3
13、 P . 2 e( ) 0.5 f ( ) . 3 () , . 4 ls( ) lg( ) . lg( ) . ls( ) lg( ) 5 P, lg( ) (l) b 5 (l) 200 mm 20 mm . 6 l, ls lg . ls, lg b 2P . 0 KS B 1031:2012 9 2 4 () ： mm (d) M6 M8 M10 M12 M16 M20 (P) 1 1.25 1.5 1.75 2 2.5 l 125 18 22 26 30 38 46 b( ) 125l 200 28 32 36 44 52 1.9 2.2 2.5 2.8 3.6 4.2 c 1.1
14、1.2 1.5 1.8 2.4 3 dk 14.2 18 22.3 26.6 35 43 6 8 10 12 16 20 ds dw 12.2 15.8 19.6 23.8 31.9 39.9 e a7.64 10.2 12.8 15.37 20.57 25.73 3 3 4 4 5 5 f 2.4 2.4 3.2 3.2 4.2 4.2 3.6 4.8 5.8 6.8 8.9 10.9 k 3 4 5 6 8 10 r 0.5 0.8 00.8 1.2 1.2 1.6 6.48 8.58 10.58 12.7 16.7 20.84 v 5.88 7.85 9.85 11.82 15.82 1
15、9.79 t1b0.86 0.86 1.04 1.04 1.24 1.24 t2c0.20 0.25 0.31 0.37 0.49 0.60 a 1 a .b t1 2 IT 14. , 2 IT 14 dk .c t2 0.8 dktan 1. , dk . . (2 P )b ( ) l lglsf c e . d dkdst2dkd d dk t1dsds0.8dk k dw KS B 1031:2012 10 2 4 () ( ) ： mm ( d) M6 M8 M10 M12 M16 M20 l ls lg ls lg lslglslglslgls lg lslg12 11.1 12
16、9 5 (14) 13.1 14.9 5 5.5 16 15.1 16.9 5 5.5 20 18.95 21.05 5 5.5 7 7.5 25 23.95 26.05 5 5.5 7 7.5 30 28.95 31.05 5 5.5 7 7.5 9 35 33.75 36.25 5 5.5 7 7.5 9 1040 38.75 41.25 5 5.5 7 7.5 9 1045 43.75 46.25 5 5.5 7 7.5 9 1050 48.75 51.25 5 5.5 7 7.5 9 1055 53.5 56.5 32 37 26.75 33 21.5 29 16.25 25 9 1
17、060 58.5 61.5 37 42 31.75 38 26.5 34 21.25 30 9 1065 63.5 66.5 36.75 43 31.5 39 26.25 35 17 27 1070 68.5 71.5 41.75 48 36.5 44 31.25 40 22 32 1080 78.5 81.5 51.75 58 46.5 54 41.25 50 32 42 21.5 3490 88.25 91.75 56.5 64 51.25 60 42 52 31.5 44100 98.25 101.75 66.5 74 61.25 70 52 62 41.5 54110 108.25 1
18、11.75 71.25 80 62 72 51.5 64120 118.25 121.75 81.25 90 72 82 61.5 74130 128 132 76 86 65.5 78140 138 142 86 96 75.5 88150 148 152 96 106 85.5 98160 158 162 100 116 95.5 108 1 (l) . 2 e( ) 0.8 f ( ) . 3 , . 4 ls( ) lg( ) . lg( ) . ls( ) lg( ) 5 P, lg( ) (l) b , (l) lg( ) f( ) 2P . 5 (l) 160 mm 20 mm
19、 l 200 mm KS B 1065 . 6 l, ls lg . ls, lg b 2P . 0 KS B 1031:2012 11 3 4 ( ) ： mm (d) M5 M6 M8 M10 M12 (P) 0.8 1 1.25 1.5 1.75 l 125 16 18 22 26 30 b( ) 125 l 200 28 32 36 13.55 16.55 20.65 24.65 32.8 dk 12.45 15.45 19.35 23.35 31.2 5.48 6.48 8.58 10.58 12.7 ds e a5.9 7.2 9.6 12.2 14.70 4 4 5 6 8 f
20、 3.4 3.4 4.4 5.4 7.2 9 11 15 18 24 A 8 10 14 17 23 H 0.6 0.7 0.9 1.0 1.0 3.3 4.3 5.3 6.4 8.4 k 2.7 3.7 4.7 5.6 7.6 r 0.6 0.7 0.9 1.0 1.0 5.48 6.48 8.58 10.58 12.7 v 4.52 5.52 7.42 9.42 11.3 t1b1.40 1.40 1.68 1.68 2.00 t2c0.37 0.46 0.57 0.68 0.91 a e( ) 1.3 v( )b t1 2 IT 15. , 2 IT 15 dk .c t2 0.8dkt
21、an 2. , dk . . b ( ) l lglsf H ed dkt2d d dk t1dsds0.8dkk .dsAdk KS B 1031:2012 12 3 4 ( ) ( ) ： mm ( d) M5 M6 M8 M10 M12 l ls lg ls lglslglslglslg ls lg12 11.1 12.9 6.5 (14) 13.1 14.9 6.5 7 16 15.1 16.9 6.5 7 20 18.95 21.05 6.5 7 9 25 23.95 26.05 6.5 7 9 11 30 28.95 31.05 10 14 7 9 11 14 35 33.75 3
22、6.25 15 19 12 17 9 11 14 40 38.75 41.25 20 24 17 22 9 11 14 45 43.75 46.25 25 29 22 27 16.75 23 11 14 50 48.75 51.25 30 34 27 32 21.75 28 16.5 24 14 55 53.50 56.5 32 37 26.75 33 21.5 29 16.25 25 60 58.50 61.5 37 42 31.75 38 26.5 34 21.25 30 65 63.50 66.5 42 47 36.75 43 31.5 39 26.25 35 70 68.50 71.5
23、 47 52 41.75 48 36.5 44 31.25 40 80 78.50 81.5 51.75 58 46.5 54 41.25 50 90 88.25 91.75 61.75 68 56.5 64 51.25 60 100 98.25 101.75 71.75 78 66.5 74 61.25 70 110 108.25 111.75 71.25 80 120 118.25 121.75 81.25 90 130 128 132 85.25 94 1 (l) . 2 e( ) 0.5 f ( ) . 3 () , . 4 ls( ) lg( ) . lg( ) . ls( ) lg( ) 5P, lg( ) (l) b , (l) lg( ) f( ) 3P . 5 l, ls lg . ls, lg b . 2P 0 4 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS B 1031:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Cup head square neck bolts ICS 21.060.10
