1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B ISO 8751 , KS B ISO 8751:2008 2008 12 29 http:/www.kats.go.krKS B ISO 8751:2008 : ( ) ( ) () () () ( ) : (http:/www.standard.go.kr) : :2008 12 29 2008-00000970 : : - ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . 0970 KS B ISO 8751:2008 , Spring-type s
2、traight pins Coiled, light duty 2007 3 ISO 8751, Spring-type straight pins Coiled, light duty . 1 (d1) 1.5 mm 8 mm . KS B ISO 8748 KS B ISO 8750 . 2 . . ( ) . KS B ISO 3269, ISO 286 2, ISO system of limits and fits Part 2: Tables of standard tolerance grades and limit deviations for holes and shafts
3、 ISO 4042, Fasteners Electroplated coatings ISO 6507 1, Metallic materials Vickers hardness test Part 1: Test method ISO 8749, Pins and grooved pins Shear test 3 1 1 ! a 1 a KS B ISO 8751:2008 2 1 : mm 1.5 2 2.5 3 3.5 4 5 6 8 1.75 2.28 2.82 3.35 3.87 4.45 5.5 6.55 8.65D1 1.62 2.13 2.65 3.15 3.67 4.2
4、0 5.2 6.25 8.30d2 1.4 1.9 2.4 2.9 3.4 3.9 4.85 5.85 7.8 a 0.5 0.7 0.7 0.9 1 1.1 1.3 1.5 2 s 0.08 0.11 0.14 0.17 0.19 0.22 0.28 0.33 0.45a0.8 1.5 2.3 3.3 4.5 5.7 9 13 23 , , kN b0.65 1.1 1.8 2.5 3.4 4.4 7 10 18 l c 4 3.75 4.25 5 4.75 5.25 6 5.75 6.25 8 7.75 8.25 10 9.75 10.25 12 11.5 12.5 14 13.5 14.
5、5 16 15.5 16.5 18 17.5 18.5 20 19.5 20.5 22 21.5 22.5 24 23.5 24.5 26 25.5 26.5 28 27.5 28.5 30 29.5 30.5 32 31.5 32.5 35 34.5 35.5 40 39.5 40.5 45 44.5 45.5 50 49.5 50.5 55 54.25 55.75 60 59.25 60.75 65 64.25 65.75 70 69.25 70.75 75 74.25 75.75 80 79.25 80.75 85 84.25 85.75 90 89.25 90.75 95 94.25
6、95.75 100 99.25 100.75 120 119.25 120.75 a . b . c 120 mm 20 mm . KS B ISO 8751:2008 3 4 d1 ISO 286 2 H12 . 5 2 2 St A C d1 12 mm ( ) % ( ) % C0.64 Mn0.60 Si0.15 CrbP0.04 S0.05 C0.38 Mn0.70 Si0.20 Cr0.80 V0.15 P0.035 S0.04 C0.15 Mn2.00 Si1.50 Cr 16 20 Ni 6 12 P0.045 S0.03 Mo0.8 C0.15 Mn1.00 Si1.00 C
7、r 11.5 14 Ni1.00 P0.04 S0.03 HV 420 HV 545 . HV 460 HV 560 . a ISO 6507 1 ISO 6507 1 , . . , . , ( ISO 4042 ). . . . KS B ISO 8751:2008 4 2 , . . ISO 8749 . KS B ISO 3269 . a . bCr . 6 1 d1 6 mm, l 30 mm, (St) . KS B ISO 8751 630 St 2 d1 6 mm, l 30 mm, (A) , . KS B ISO 8751 630 A , 135513 7017 (02)60094114 (02)600948878 http:/ KS B ISO 8751:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Spring-type straight pins Coiled, light duty ICS 21.060.50 Korean Agency for Technology and Standards http:/www.kats.go.kr