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3、.2 . , . , . . 3.3 3.3.1 / . , . 3.3.2 . , . . 4 4.1 . 4.2 . 5 5.1 . ( , ) KS B ISO 3057:2008 3 . , . 5.2 , 2 . . KS B ISO 3057:2008 4 KS B ISO 3057:2008 , . 1 1.1 . . , . 1.2 2002 ISO 3057 (2008 ) . 2 a) 2003 , 2007 2008 KS A 0001 . b) , . c) , . 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS B ISO 3057:2008KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Non-destructive testing Metallographic replica techniques of surface examination ICS 19.100