KS M ISO 7233-2008 Rubber and plastics hoses and hose assemblies－Determination of resistance to vacuum《橡胶和塑料软管和软管组件 吸引阻力测定》.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 7233 KS M ISO 7233:2008 2008 11 26 http:/www.kats.go.krKS M ISO 7233:2008 ： ( ) ( ) () () ( ) : (http:/www.standard.go.kr) ： ： 2003 12 30 ： 2008 11 26 2008-0803 ： ： ( 02-509-7301) (http:/www.kats.go.kr). 10 5 , . KS M ISO 7233:2008 Rubber and plasti

2、cs hoses and hose assemblies Determination of resistance to vacuum 2006 3 ISO 7233, Rubber and plastics hoses and hose assemblies Determination of resistance to vacuum , . 1 3 . . A： 80 mm B： 80 mm C： A B ( ) . 2 . . ( ) . KS M ISO 4671, KS M ISO 23529, 3 . 4 KS M ISO 7233:2008 2 4.1 60 10 4.2 (A )

3、0.9 , (rounded down to the nearest whole millimetre). 4.3 2 (B ) . , . 5 1 m , 1 m . 1 m , . 6 24 . 3 (KS M ISO 23529 ) . 3 24 . 7 , . 8 (A ) . (4.2) , . 60 , . , 10 . , , . 9 (B ) (4.3) . 60 KS M ISO 7233:2008 3 . , 10 . (delamination) . 10 (C ) , . , 500 mm 2 ( A B) ( 1 ). A B ( C) . KS M ISO 4671

4、 4.2 C . ： mm A, B C 1 . , 10 . 10 (10 ) , A B C . 10 , A B C . L . 100112t =LLLL 100113p =LLLL Lt ： ( ) Lp ： ( ) KS M ISO 7233:2008 4 L1 ： A B (mm) L2 ： A B (mm) L3 ： A B (mm) D . 100112t =DDDD 100113p =DDDD Dt ： ( ) Dp ： ( ) D1 ： (mm) D2 ： (mm) D3 ： (mm) 11 . a) (KS M ISO 7233： 2008) b) c) d) (bar

5、) 1 bar = 0.1 MPa e) f) , A B g) C , , ( ) h) C , , ( ) i) KS M ISO 7233:2008 5 1 KS M ISO 8330, 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 7233:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Rubber and plastics hoses and hoseassembliesDetermination of resistance to vacuum ICS 23.040.70