1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2001 12 31 http:/www.kats.go.krKS B ISO 8493 KS B ISO 8493: 2001(2011 ) B ISO 8493 : 2001 : ( ) ( ) INI ( ) : (http:/www.standard.go.kr) : : 2001 12 31 : 2011 12 19 2011-0589 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . ICS 77. 040 KS B ISO 8493: 200
2、1(2011 ) Metallic materialsTubeDrift-expanding test 1998 2 ISO 8493, Metallic materials Tube Drift-expanding test . 1. . 150 mm ( 100 mm ) , 10 mm , . 2. , , 1 1 . 1 , a(1) D DuL mm mm mm mm (1) T . 1 D uaDL B ISO 8493 : 2001 2 3. ( 1 ). 4. 4.1 4.2 , , . 30, 45 60 . 5. 5.1 . 30 L= 2D . 30 L 1.5D . 0
3、.5D . 5.2 . . . 5.3 (weld flash) . 6. 6.1 10 35 . (235) . 6.2 . . Du D . . . 6.3 . . 6.4 50mm/ . 6.5 . . . 7. . . a) b) c) d) , Du D B ISO 8493 : 2001 3 e) f) 135513 7017 (02)60094114 (02)600948878 http:/ KS B ISO 8493:2001 Metallic materialsTube Drift-expanding test ICS 77.040 KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKS Korean Agency for Technology and Standards http:/www.kats.go.kr