1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS P ISO 2157 KS P ISO 2157:2009 2009 1 6 http:/www.kats.go.krKS P ISO 2157:2009 : ( ) ( ) () ( ) : () ( ) () () () () KS P ISO 2157:2009 : (http:/www.standard.go.kr) ： ：1993 12 18 ：2009 1 6 2009-0003 ： ： ( 025097266) (http:/www.kats.go.kr). 10 5 , . KS P IS
2、O 2157:2009 i . KS P 7425： 2003 . . , , . , , . KS P ISO 2157:2009 Dental rotary instruments Nominal diameters and designation code number 1992 3 ISO 2157, Dental rotary instruments Nominal diameters and designation code number . 1 , , , , . . 2 (mm) 1 . KS P ISO 2157:2009 2 1 mm mm mm R 20 R 20 0.5
3、 005 2.5 2.5 025 10 100 0.6 006 2.7 027 11.2 112 0.7 007 2.8 028 12.5 125 0.8 008 2.9 029 14 140 0.9 009 3.1 031 16 160 1 010 3.15 031 18 180 1.2 012 3.3 033 20 200 1.4 014 3.5 035 22.4 224 1.6 016 3.55 035 25 250 1.8 018 3.7 037 28 280 2.1 021 4 4 040 30 300 2.3 023 4.2 042 4.5 4.5 045 4.7 047 5 5
4、050 5.5 055 5.6 056 6 060 6.3 063 6.5 065 7 070 7.1 071 7.5 075 8 8 080 8.5 085 9 9 090 9.5 095 KS P ISO 2157:2009 3 A ( ) 1 KS Q ISO 3, 2 ISO 6360 1 ： 1985, Dental rotary instruments Number coding system Part 1 ： General characteristics 3 ISO 6360 2： 1986, Dental rotary instruments Number coding sy
5、stem Part 2： Shape and specific characteristics 135513 7017 (02)60094114 (02)600948878 http：/ KS P ISO 2157:2009 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Dental rotary instruments Nominal diameters and designation code number ICS 11.060.20 Korean Agency for Technology and Standards http:/www.kats.go.kr
