1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS B 5203 2 2: 0.02 mmKS B 5203 2:2008 2008 11 12 http:/www.kats.go.krKS B 5203 2:2008 : ( ) ( ) ( ) ( ) ( ) ( ) 85 ( ) : (http:/www.standard.go.kr) : : 2003 5 31 : 2008 11 12 2008-0764 : : ( 02-509-7230) (http:/www.kats.go.kr). 10 5 , . KS B 5203 2:2008 2:
2、0.02 mm Vernier calipers Part 2: Vernier calipers reading to 0.02 mm 1984 1 ISO 6906, Vernier callipers reading to 0.02 mm , . 1 500 mm 0.02 mm , , . A . 1/50 mm . 0.1 mm 0.05 mm KS B ISO 3599 . 2 . . ( ) . KS B ISO 3599, 0.1 mm 0.05 mm KS B ISO 3650, (GPS) ISO 1, Standard reference temperature for
3、industrial length measurements 3 1 . 3.1 3.2 KS B 5203 2:2008 2 4 4.1 1 . 4.2 10 30 (11.51.0)10 6 K 1 . 4.3 . a) 350 HV b) : 700 HV : 550 HV 4.4 . 4.5 (Jmin) 1 . (Jmax) 1/3 . (L2min) 1/2 . (L1min) 1 . (L4) 5 mm, 10 mm 20 mm ( 2 ). 1/2 . 10 m . . KS B 5203 2:2008 3 1 : mm (Jmin) (L1min) 150 200 250 3
4、00 400 500 30 40 50 50 55 55 4 6 6 6 8 8 4.6 mm mm cm . . (L3) 49 mm ( 1 ), . 0.08 mm 0.18 mm . 0.3 mm ( 3 4 ). 1 1 2 . 5 5.1 . e (20 0.05 L) e : m L : mm 10 m . 2 . 2 ( L) mm ( e )m ( t ) m 0 100 200 300 400 500 20 30 30 40 40 50 10 10 10 15 15 20 KS B 5203 2:2008 4 5.2 5.2.1 5 m . m (t ) . 3et = e
5、 : 5.1 5 m . 2( ) . 5.2.2 10 m . L4(4.4 ) 100+m . . 5.3 2 (J) 30 m . (J1) . 5.4 10 % . 2 0.01 mm . 6 . a) (mm cm) b) c) “1/50 mm” “0.02 mm” d) (L4) . 2 “ ” “ ” . KS B 5203 2:2008 5 1 0.02 mm AA 2 L4BB 3 4 , . 0.3 mm 0.3 mm 0.3 mm L4A ABB L3 49 mmJ1L1L2J KS B 5203 2:2008 6 A A.1 20 (ISO 1 ) . 2 (KS B ISO 3650 ) . . 3 . . A.2 . 2: 0.02 mm 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS B 5203 2:2008KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Vernier calipersPart 2 : Vernier calipers reading to 0.02 mm ICS 17.040.30