1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 6448 (fitting) KS M ISO 6448 :2009 2009 9 28 http:/www.kats.go.krKS M ISO 6448:2009 : ( ) ( ) ( ) () ( ) : (http:/www.standard.go.kr) ： ： 2004 5 3 ： 2009 9 28 2009-0580 ： ： ( 02-509-7300) (http:/www.kats.go.kr). 10 5 , . KS M ISO 6448:2009 (fitting
2、) Rubber sealsJoint rings used for petroleum product supply pipes and fittingsSpecification for material 1985 1 ISO 6448, Rubber sealsJoint rings used for petroleum product supply pipes and fittingsSpecification for material , . 1 (seal) . 30 %(V /V ) , ( ). . , . , , , . , 5.7 5.8 . , . 2 . . ( ) .
3、 KS M ISO 37, KS M ISO 48, (10 IRHD 100 IRHD ) KS M ISO 188, KS M ISO 471, , KS M ISO 6448:2009 2 KS M ISO 812, KS M ISO 815, , KS M ISO 1817, KS M ISO 33021, 1： KS M ISO 3384, ISO 2230：2002, Rubber productsGuidelines for storage ISO 4661：1993, Rubber, vulcanized or thermoplasticPreparation of sampl
4、es and test pieces 3 50, 60, 70, 80, 88 IRHD 5 , . 4 4.1 (fitting) . 4.2 80 88 IRHD . 5 5.1 , KS M ISO 471 . ISO 4661 . , (batch), (slab) . 5.2 KS M ISO 48 “ (microtest)” , 1 . KS M ISO 48 “ ” , “ ” . , 4 IRHD , . 91 IRHD , KS M ISO 48 . 5.3 KS M ISO 6448:2009 3 KS M ISO 37 2 . 2 . 1 . 1 , . 5.4 KS
5、M ISO 815 , 1 . , . 5.5 KS M ISO 188 70 7 5.2 5.3 , , 1 . 5.6 (stress relaxation in compression) , , KS M ISO 3384 A , 7 1 . . 5.7 B 5.7.1 B 7 , KS M ISO 1817 , 1 . , B 7 1 . 5.7.2 5.2 KS M ISO 1817 , B 7 1 . 5.8 No.3 5.8.1 No.3 70 7 , KS M ISO 1817 , KS M ISO 6448:2009 4 1 . 5.8.2 5.2 KS M ISO 1817
6、 , No.3 70 7 1 . 1 50 60 70 80 88 IRHD 50 60 70 80 88 IRHD 4655 5665 6675 7684 8591 aIRHD 5 5 5 4 3 , MPa 9 10 10 10 10 , % 400 300 200 150 b100 b 70 , % 10 10 10 15 b15 b70 22 , % 20 20 20 20 b20 b：70 7 , IRHD 6 6 6 6 6 , % 15 15 15 15 15 , % 2510 2510 2510 3010 4010 , 7 c% 15 15 15 15 b15 b B ： 7
7、, % 30 30 30 30 30 , IRHD 16 15 15 14 12 No.3 ：70 7 , % 110 110 110 110 110 , IRHD 6 6 6 6 6 a , 3 IRHD . b 80 88 IRHD . c . .6 . 6.1 , , KS M ISO 3384 A , 90 2 . . , . KS M ISO 6448:2009 5 6.2 (low temperature brittleness) A KS M ISO 812 , 15 , 25 40 2 . , . 2 50 60 70 80 88 22 22 22 22 b 22 b , a
8、90 ： 15, 25, 40 % . a . . b . 7 7.1 , . 7.2 . . 8 8.1 (workmanship) 8.1.1 . 8.1.2 , . (flash) . 8.2 . KS M ISO 33021 . 8.3 (storage and handling of rings) KS M ISO 6448:2009 6 ISO 2230 . . , . 8.4 . 8.5 8.5.1 , . 8.5.2 . (fitting) 153803 1 92 3(13) (02)26240114 (02)262401489 http:/ KS M ISO 6448 :2009 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Rubber seals Joint rings used for petroleum product supply pipes and fittings Specification for material ICS 83.140.50 Korean Agency for Technology and Standards http:/www.kats.go.kr
