1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS W ISO 8074 KS W ISO 8074:2009 2009 12 30 http:/www.kats.go.krKS W ISO 8074:2009 : ( ) ( ) NFM () () NS ( ) : (http:/www.standard.go.kr) ： ：1999 12 29 ：2009 12 30 2009-0983 ： ： ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS W ISO 8074:2009 Aerospace Su
2、rface treatment of austenitic stainless steel parts 0 1985 1 ISO 8074, Aerospace Surface treatment of austenitic stainless steel parts , . . . . 1 1.1 ( AISI 300 , 19-9DL A-286) , . 1.2 . . . 1.3 . 2 B.2.2, B.2.4 B.2.5 . . 2.1 2.1.1 ( , ) 2.1.1.1 2.1.1.2 . 2.1.1.1 A . KS W ISO 8074:2009 2 2.1.1.2 B
3、. 2.2 2.2.1 2.2.1.12.2.1.3 . 2.2.1.1 A . 2.2.1.2 B . 2.2.1.3 2.2.1.1 2.2.1.2 B . 2.3 2.3.1 . 2.3.2 . , 2.3.2.1 2.3.2.2 . 2.3.2.1 100 % (382) 24 . 2.3.2.2 1 1 . 24 (12 ) . 3 . KS W ISO 8074:2009 3 A A.1 . , , , , A.2 . A.2 A.2.1 . . . A.2.2 . . . A.2.3 10 . . 100 110 . A.2.4 10 . . 100 110 . KS W ISO
4、 8074:2009 4 B B.1 . “ ” ( , ) . “ ” . B.1.1 , , . B.2 . B.2.1 . B.1.1.1 . B.1.1.2 650 . B.1.2 B.2 ( 600 ). B.2.1 . B.2 B.2.1 280 710 g/L 1 (503) 20 . 100 110 . B.2.1.1 200500 mL (HNO3, 1.40 g/mL) 1 L . B.2.1.2 2030 g/L (Na2Cr2O7) . B.2.1.3 3.5 g/L (HMoO4) . B.2.2 A(B.2.2.1) 30 B(B.2.2.2) (503) 10 K
5、S W ISO 8074:2009 5 . 100 110 . B.2.2.1 A, 1 L (HNO3) (30025) g (4010) g . ( , 1.40 g/mL) (21020) mL ( 70 %) (4010) mL 1 L . B.2.2.2 B, 1 L (HNO3) (22525) g (4010) g . ( , 1.40 g/mL) (16020) mL ( 70 %) (4010) mL 1 L . B.2.3 . B.2.4 180 m . . B.2.5 . . B.3 B.3.1 3 . . . 36 m3 9 , 36 m3 4 m3 1 . B.3.2
6、 B.2 . . M2O3( M ) 5 g/L . B.3.2.1 4 1 . B.3.2.2 2 . B.3.2.3 . KS W ISO 8074:2009 6 KS W ISO 8074:2009 . 1 ISO ISO 8074, Aerospace Surface treatment of austenitic stainless steel parts KS . 2 . minute oxygen-starved crevices 1.1 contaminants 1.3 processor 2.2.1.3 nitropickling 2.3.1 localized attack
7、 or etching 2.3.2 rust stains 3. preservation A.1 non-metallic organic soils A.2.1 vapour degreasing A.2.4 emulsion cleaning B.2.2.1 hydrofluoric acid B.3.2 solution composition constituents 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS W ISO 8074:2009 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS AerospaceSurface treatment of austenitic stainless steel parts ICS 49.040 Korean Agency for Technology and Standards http:/www.kats.go.kr
