1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2005 12 28 http:/www.kats.go.krKS D 0225 10 % KS D 0225: 2005 (2011 ) D 0225: 2005 : ( ) ( ) NS ( ) : (http:/www.standard.go.kr) : :1972 12 30 :2005 12 28 :2011 12 15 2011-0568 : : ( 02-509-72747) (http:/www.kats.go.kr). 10 5 , . ICS 77.040.30 KS 10 % D 022
2、5: 2005(2011 ) Method of 10 percent oxalic acid etch, test for stainless steels 1. ( .) , , 65 % , . 2. . . KS M ISO 6353 2(R20) 2 KS M ISO 6353 3(R45) 3. . a) . b) . c) . 4. KS M ISO 6353 2(R20) 100 g 900 mL 10 % . 10 % 10 % . KS M ISO 6353 3(R45) 100 g 900 mL 10 % . 5. . a) . , . b) . . c) (磨布 ) .
3、 d) . 6. (sensitizing) ( 0.030 % ) D 0225: 2005 2 ( ) . 650 2 . , , . 7. . a) 20 50 . b) 10 % , 1 cm2 1 A 90 . 10 % , 1 cm2 1 A 5 10 . c) , , 1 , 2 1 7 . 200 500 , , 250 . 8. a) 1 . b) (pit) 2 . 1 A ( 1 ) B . , ( 2 ) C ( 3 ) D , ( 4 ) E , ( 5 ) 2 P1 I , ( 6 ) P2 II , ( 7 ) D 0225: 2005 3 1 ( A)500 2
4、 ( B)500 3 ( C)500 4 ( D)250 5 ( E)250 6 I( P1)500 D 0225: 2005 4 7 II( P2)500 10 % 1 . 1 10 % 10 % STS 304, STS 304L STS 316, STS 316L STS 316J1, STS 316J1L STS 317, STS 317L : STS 304, STS 304L, STS 316, STS 316L, STS 316J1, STS 316J1L, STS 317, STS 317L : STS 321 65 % STS 304, STS 304L : STS 304,
5、 STS 304L : STS 316, STS 316L, STS 317, STS 317L, STS 321, STS 347, STS 316J1, STS 316J1L STS 316, STS 316L STS 316J1, STS 316J1L STS 317, STS 317L : STS 316, STS 316L, STS 316J1, STS 316J1L, STS 317, STS 317L STS 304, STS 304L STS 316, STS 316L STS 316J1, STS 316J1L STS 317, STS 317L STS 321, STS 3
6、47 : STS 304, STS 304L, STS 316, STS 316L, STS 316J1, STS 316J1L, STS 317, STS 317L, STS 321, STS 347 5 KS D 0225: 2005 10 % 1. , . a) , . . b) , . c) , , , . 2. ( 0.030 % ), , . , 2 , . 5 . , , . 5 1 . . 1 10 % 65 % 2.1 10 % 10 % . , 65 % , . , 4 ( ) . 2.2 . . . 2.3 65 % . . , D 0225: 2005 6 . . 2.
7、4 . . , . . 2.5 , . . 3. 10 % , 10 % 60 % , , 10 % . 10 % M.A. Streicher , 65 % 1955 ASTM A 262 . ASTM 65 % , 1964 , 1975 . 3.1 , . , , . , 65 % , . . ASTM A 262 77 A , B ( ), C (65 % ), D ( ) E ( ) . ASTM 10 % 1 . , . , 10 % . 10 % 10 % . . D 0225: 2005 7 1 10 % 3.2 , , 1 A/cm2 , . ASTM 15 V 20 A ,
8、 . . 2 R1 R2 . , . ASTM , 30 A , , 30 A . , ASTM . , , . 2 10 % 11010 % AISI 304, 304L ACI CF 3, CF 8 10 % AISI 304, 304L, 316 316L, 317, 317L ACI CF 3, CF 8, CF 3M, CF 8M AISI 316, 316L, 317, 317L AISI 304, 304L, 316 316L, 317, 317L 321, 347 65 % ( 240 ) 2 ( 120 ) (70 4 ) ( 24 ): 304, 304L, CF 3, C
9、F 8 : 316, 316L, 317, 317L, 321, 347, CF 3M, CF 8M : 304, 304L, 316, 316L, 317, 317L, CF 3, CF 8 : 321, CF 3M, CF 8M: 316, 316L, 317, 317L : 304, 304L,316, 316L, 317, 317L,321, 347 D 0225: 2005 8 3.3 , ASTM . 3.4 . . 1 cm2 . 500 , 500 , . , , , . . , . , . . . . 3.5 . ASTM 650 675 . “ 675 1 .” , AST
10、M 675 1 . KS 650 2 , . , . ASTM , . 650 2 , ASTM 675 1 . 9 10 % 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKSKS D 0225: 2005 Method of 10 percent oxalic acid etch, test for stainless steels ICS 77.040.30 Korean Agency for Technology and Standards http:/www.kats.go.kr