KS M ISO 6803-2008 Rubber or plastics hoses and hose assemblies－Hydraulic-pressure impulse test without flexing《橡胶或塑料软管和软管组件 非柔性液压脉冲试验》.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 6803 KS M ISO 6803： 2008 2008 6 23 http:/www.kats.go.krKS M ISO 6803:2008 : ( ) ( ) ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ： 2003 12 30 ： 2008 6 23 2008-0291 ： ： ( 02-509-7301) (http:/www.kats.go.kr). 10 5 , . KS M ISO 6803:2008 Rubber or pl

2、astics hoses and hose assemblies Hydraulic-pressure impulse test without flexing 1994 2 ISO 6803, Rubber or plastics hoses and hose assembliesHydraulic-pressure impulse test without flexing , . 1 . . KS M ISO 6802( ) . 2 . . ( ) . KS M ISO 3448, ISO ISO/TR 11340, Rubber and rubber products Hydraulic

3、 hose assemblies External leakage classification for hydraulic systems 3 3.1 (10.25) Hz (pulsating pressure) , . 1 . R . KS M ISO 6803:2008 2 R f(10p 5) f ： (Hz) p ： (MPa) 1 , 10 % . 3.2 , (oscilloscope) 1 . 250 Hz , 0.6 5 % (response) . 4 KS M ISO 3448 40 ISO VG 46 . 5 . 85 , 100 , 125 , 135 , 150

4、3 . , . 3 . 6 6.1 . 4 . 6.2 2 ( ) free(exposed) length . a) 22 mm 180 ddr 22+b) 22 mm 90 ddr 222+ r ： d ： KS M ISO 6803:2008 3 % mm . 7 7.1 . 2 . 22 mm 180 , 22 mm 90 . 7.2 1 (pulse pressure) . . . ISO/TR 11340 . 8 8.1 . 8.2 , 25 mm . . 9 . a) b) , (skive length) (crimp diameter) c) d) e) f) (the ra

5、te of pressure rise) g) (the pulse cycle rate) h) 90 180 i) j) (mode) 1 0 15 0 KS M ISO 6803:2008 4 1 (secant) 15 % (point) 85 % . 2 0 0 . 3 , . 4 (10.25) Hz . 5 R . R f (10 p 5) f ： (Hz) p ： (MPa) 10 % . 1 1 15 % 85 % 0 0 45 55 %5% 1 MPa 0 MPa KS M ISO 6803:2008 5 2 22 mm 22 mm ddr 22+ r ： d ： ddr 222+ r ： d ： 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 6803:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Rubber or plastics hoses and hose assembliesHydraulic-pressure impulse test without flexing ICS 23.040.70