1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 9691 KS M ISO 9691:2008 2008 6 23 http:/www.kats.go.krKS M ISO 9691:2008 : ( ) ( ) ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ： 2003 12 31 ： 2008 6 23 2008-0291 ： ： ( 02-509-7301) (http:/www.kats.go.kr). 10 5 , . KS M ISO 9691:2008 Rubber Recomm
2、endations for the workmanship of pipe joint ringsDescription and classification of imperfections 1992 1 ISO 9691, Rubber Recommendations for the workmanship of pipe joint rings Description and classification of imperfections , . 1 . 2 . . ( ) . KS M ISO 2781, KS M ISO 7743, 3 (classification of impe
3、rfections) 3.1 (surface imperfections) . a) (3.1.1 ) b) (3.1.2 ) c) (3.1.3 ) , (offset) . 3.1.1 (imperfections not involving excess or shortage of material) 3.1.1.1 (bloom) KS M ISO 9691:2008 2 3.1.1.2 ( )surface inclusion(foreign material) 3.1.1.3 (cut) . . . 3.1.1.4 (cracking) . . 3.1.2 (excess ma
4、terial) 3.1.2.1 (flash)( 1 ) . (trimming) . 3.1.2.2 (off register) 3.1.2.2.1 ( 2 ) KS M ISO 9691:2008 3 b) 1 a) KS M ISO 9691:2008 4 b) 2 3.1.2.2.2 (mismatch)( 3 ) , . 3.1.3 (shortage of material) 3.1.3.1 (backrind) 4 a) U W 3.1.3.2 (parting line indentation) 4 b) 2 , (shallow saucer like recess). .
5、 3.1.3.3 (excessive trimming)( 5 ) . (trimming off) . a) KS M ISO 9691:2008 5 b) 3 a) KS M ISO 9691:2008 6 b) 4 a) KS M ISO 9691:2008 7 b) 5 3.1.3.4 (flow marks)( 6 ) (thread like recesses). . 3.1.3.5 (surface depression)( 7 ) . . / ( ) a) KS M ISO 9691:2008 8 b) 6 ： k a) KS M ISO 9691:2008 9 b) 7 3
6、.1.4 (assessment) 2 . . . 3.2 (internal imperfections) 3.2.1 (description) 3.2.1.1 (foreign material)(3.1.1.2 ) 3.2.1.2 (blisters)/ (porosity) 3.2.2 ： m a) KS M ISO 9691:2008 10 . 4 (maximum acceptable limits for imperfections) 4.1 . 4.1.1 ( ) . . . (parting line) . 4.1.2 4.1.2.1 . a) , . b) 4.1.2.2
7、 1 . , . 4.2 , , . KS M ISO 9691:2008 11 1 . 3.1.1.1 0.01 10 mm 0.01 , 10 mm 3.1.1.2 l h . l 0.01 l 10 mm, h 0.5 mm l0.01 , 10 mm, h0.5 mm 3.1.1.3 3.1.1.4 f a 2 % f 0.6 mm f a 2 % 0.6 mm 3.1.2.1 e 2 % e 0.3 mm e 2 % 0.3 mm 3.1.2.2 g 0.5 mm h 0.5 mm g0.5 mm h0.5 mm 3.1.3.1 3.1.3.2 n n 3.1.3.3KS M ISO
8、 9691:2008 12 1 ( ) j 0.01 j 10 mm, k 0.5 mm j0.01 , 10 mm, k 0.5 mm 3.1.3.4 l 0.01 l 10 mm, m 0.5 mm l0.01 , 10 mm, m 0.5 mm 3.1.3.5a KS M ISO 9691:2008 13 1 KS M ISO 4633, , 2 KS M ISO 6447, (fitting) 3 KS M ISO 6448, (fitting) 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 9691:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS RubberRecommendations for the and workmanship of pipe joint ringsDescription classification of imperfections ICS 23.040.80
