1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D 7031 KS D 7031:2012 2012 5 17 http:/www.kats.go.krKS D 7031:2012 : ( ) ( ) () () NS () ( ) : (http:/www.standard.go.kr) : :1981 10 14 :2012 5 17 2012-0208 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D 7031:2012 Magnesium galvanic anodes for c
2、athodic protection 1 ( .) . 2 . . ( ) . KS D 0002, KS D 1684, KS D 2022, KS D 2023, KS D 2024, KS D 2025, KS D 2026, KS D 2027, KS D 2028, KS D 2029, KS D 2034, 3 1 . 1 1 MGA 1 . 2 MGA 2 AZ63 4 MGA 4 AZ31B KS D 7031:2012 2 4 4.1 , , , , , . 4.2 2 . 2 : % Al Zn Mn Fe Ni Cu Si Ca Mg 1 MGA 1 0.01 0.03
3、0.01 0.002 0.001 0.001 0.01 99.95 2 MGA 2 5.36.7 2.53.5 0.150.60.003 0.001 0.02 0.10 4 MGA 4 2.53.5 0.61.4 0.2 0.005 0.005 0.05 0.10 0.04 5 , , , , . 6 6.1 KS D 0002, KS D 1684, KS D 2022, KS D 2023, KS D 2024, KS D 2025, KS D 2026, KS D 2027, KS D 2028, KS D 2029, KS D 2034 . 6.2 . 7 . a) . b) , , 6. 4. . c) . KS D 7031:2012 3 8 . . a) b) c) 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS D 7031:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Magnesium galvanic anodes for cathodic protection ICS 77.120.20