1、 KS M ISO 17269KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS KS M ISO 17269 : 2007 2007 10 17 http:/www.kats.go.krKS M ISO 17269: 2007 : () ( ) () () () ( ) : (http:/www.standard.go.kr) : :2002 12 30 :2007 10 17 2007-0823 : : ( 02-509-7301) (http:/www.kats.go.kr ). 7 5 , . KS M ISO 17269 : 2007 Passenger
2、 car tyresMethods for measuring rolling circumferenceLoaded new tyres 2000 1 ISO 17269, Passenger car tyres Methods for measuring rolling circumference Loaded new tyres , . 1 (km) . . . . . 2 . . ( ) . KS M ISO 4000 1, 1: ( ) 3 . 3.1 (revolutions per unit distance) ( ) 1 km . km (mm) 106 . 3.2 (roll
3、ing circumference of tyre) KS M ISO 17269: 2007 2 Cr 1 4 4.1 ( ) . , . 4.2 4.2.1 1.20 m . . 4.2.2 . , . . 4.2.3 . 4.3 25 . 20 30 . . 4.4 , 80 km/h . 1 (8050) km/h , 80 km/h . 4.5 (Ni) 10 . 1 000 . 4.6 4.6.1 (LI) 80 % 80 % . KS M ISO 17269: 2007 3 5 mrad . 4.6.2 4.6.2.1 3 mrad . 4.6.2.2 10 mrad . 4.7
4、 KS M ISO 4000 1 2 30 kPa . . KS M ISO 4000 1 , . 4.8 . . 4.9 a) , . 1.20 m 80 km/h , 4.6.1 4.7 1 . b) , . c) . 3 . d) 4.7 10 4.6.1 . e) 30 . , . . 4.10 4.10.1 (T) , (T) 1 000 . 4.10.2 (mm) (Cr) . RNNC =tdr 2 KS M ISO 17269: 2007 4 Nd : Nt : R : (mm) 4.10.3 . Cr, R02 K Cr, R01()( )()30/1T1T221/+=rRr
5、RRRK R1 : 1 (mm) R2 : 2 (mm) rT : (mm) Cr, R01 : 1 (mm) Cr, R02 : 2 (mm) 4.10.4 4.10.2 . CrF K CrD30/1T11+=rRRK R1 : 1 (mm) rT : (mm) CrD : (mm) CrF : (mm) 5 5.1 (traversal) . 5.2 5.2.1 . 1 % . 500 m (5.4 ). (m) 0.1 % . . KS M ISO 17269: 2007 5 5.2.2 5 30 . , 7 m/s . 5.3 (802) km/s . , 1 (8050) km/h
6、 . 5.4 16 . 0.1 % . 5.5 . , . 4 . 5.6 5.6.1 0.5 % , , , , . , KS M ISO 4000 1 . 5.6.2 2 % 80 % . . . 5.6.3 KS M ISO 4000 1 2 30 kPa . KS M ISO 4000 1 . 5.6.4 . . KS M ISO 17269: 2007 6 5.7 a) , 80 km/h 30 . b) , . c) , . d) . e) . 0.2 % , . 5.8 5.8.1 4.9 e) ( 4 ) . 5.8.2 , (m) 103 . . KS M ISO 17269
7、: 2007 7 A ( ) . . , . : 50 N : 5 kPa : 0.5 km/h : 1 mm : 0.2 % KS M ISO 17269: 2007 8 1 KS M ISO 10191, 2 KS M ISO 4223 1, 1: 135513 7017 (02)60094114 (02)600948878 http:/ KS M ISO 17269: 2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Passenger car tyresMethods for measuring rolling circumference Loaded new tyres ICS 83.160.10 Korean Agency for Technology and Standards http:/www.kats.go.kr