1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B 5255 KS B 5255:2009 2009 9 3 http:/www.kats.go.krKS B 5255:2009 : ( ) ( ) ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ： 1982 10 20 ： 2009 9 3 2009-0463 ： ： ( 02-509-7230) (http:/www.kats.go.kr). 10 5 , . KS B 5255:2009 Depth micrometers 1 0.01 mm 0.0
2、01 mm 0.5 mm 1)( .) 300 mm . , 2) A . 2 . . ( ) . KS A 3009, KS B 5201, KS B 5241, KS B 5242, KS B 5254, KS D 3706, KS D 3751, KS D 3752, KS D 3753, 3 KS A 3009 . 3.1 , . 1) ( .) . 2) .KS B 5255:2009 2 3.2 3.3 , 3.4 , 3.5 4 1 . a) b) , . 1 KS B 5255:2009 3 5 1 . 1 mm 0 25 1a0 50 2 0 75 3 0 100 4 0 1
3、50 6 0 200 8 0 300 12 a 0 25 mm , . 6 2 . 2 mm m m m N N 25 4 25 50 5 5 50 100 6 6 100 150 7 7 150 200 8 8 200 250 9 9 250 300 2 6 10 10 4 5 15 3 1 20 . 2 . 7 7.1 3 . KS B 5255:2009 4 3 1 25, 20, 15, 10, 5, 0 2 0, 45, 40, 35, 30, 25, 20, 15, 10, 5 . 7.2 4 . 4 1 2 2 3 . ( 0 25 mm ) 2 3 7.3 5 . 5 ： mm
4、 1 2 0.08 0.20 0.03 7.4 0.8 mm . 7.5 4 mm . 8 KS B 5255:2009 5 . a) 20 ( 4 ). b) 0.4 mm ( 4 ). c) 5 . 20 f 14 mm 20 mm e 0.4 mm g 50 mm 60 mm 100 mm 105 mm h 4 mm 4.5 mm 4 5 9 . a) , . b) , . c) . , 2 m . d) . e) . f) . g) , . h) . i) , . 10 6 . , . KS B 5255:2009 6 6 1 KS D 3751 STC120(STC 2) STC85
5、(STC 5) KS D 3753 STS 3 HV 700 1 mm 2 KS D 3751 STC 2 5 KS D 3753 STS 3 HV 600 1 mm KS D 3753 STS 3 HV 700 3 KS D 3706 STS 420J2 HV 530 4 KS D 3752 SM 25CSM 45C 11 7 . , . 7 1 , . KS B 5241 1 2 , KS B 5242 1 2 , . KS B 5241 1 2 1 0.3 m .3 . . KS B 5201 0 1 . KS B 5254 0 1 KS B 5255:2009 7 7 ( ) 4 0
6、, . , . 5 4( ) . KS B 5201 0 1 . KS B 5254 0 1 025 mm . 6 , 0 , . 5 . 7 6 . 20 g . 0.2 N , . , 2.5 mm, 5.1 mm, 7.7 mm, 10.3 mm, 12.9 mm, 15 mm, 17.6 mm, 20.2 mm, 22.8 mm 25 mm . KS B 5255:2009 8 12 , , , , , 5. 10. . , . 13 , . KS B 5255 0 25 mm 0 150 mm 0 150 mm 14 . a) 3)b) c) 15 , , , . 3) . KS B
7、 5255:2009 9 A ( ) A.1 . A.2 A.1 . A.1 A.3 , A.1 . A.1 ： mm 25 125 225 50 150 250 75 175 275 100 200 300 A.4 . a) . b) 4 4.5 mm . KS B 5255:2009 10 A.5 0 0 A.2 . A.2 0 mm m 25 3 25 75 4 75 150 5 150 225 6 225 300 7 A.6 6 . A.7 0 0 A.3 . A.3 0 0 0 25 mm 0 0 . , . KS B 5201 0 1 . KS B 5254 0 1 KS B 52
8、55:2009 11 B ( ) . 2 , . mm m 25 7 25 50 8 50 100 9 100 150 10 150 200 11 200 225 12 225 250 13 250 275 14 275 300 15 . 153787 1 92 3 (13 ) (02)26240114 (02)262401489 http:/ KS B 5255:2009 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Depth micrometers ICS 17.040.30 Korean Agency for Technology and Standards http:/www.kats.go.kr
