1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D ISO 1169 KS D ISO 1169： 2012 2012 9 28 http:/www.kats.go.krKS D ISO 1169:2012 : ( ) ( ) () () ( ) : (http:/www.standard.go.kr) ： ：2002 12 9 ：2012 9 28 2012-0491 ： ： ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D ISO 1169:2012 i ii 1 1 2 1 3 .1 4 1
2、 5 1 6 .3 7 .3 8 3 8.1 3 8.2 .3 8.3 .4 9 .4 9.1 4 9.2 .4 10 .5 A( ) .6 B( ) 7 KS D ISO 1169:2012 ii 2006 2 ISO 1169, Zinc alloys Determination of aluminium contentTitrimetric method . KS D ISO 1169:2012 Zinc alloys Determination of aluminum content Titrimetric method 1 . ISO 301 . 3 % 30 % . 2 . . (
3、 ) . KS A ISO 5725 1, ( ) 1： KS A ISO 5725 2, ( ) 2： KS A ISO 5725 3, ( ) 3： KS D ISO 20081, ISO 301, Zinc alloy ingots intended for casting 3 KS D ISO 20081 . 4 EDTA , EDTA . - EDTA , EDTA . 5 5.1 KS D ISO 1169:2012 2 . 5.2 , 1.19 g/mL 5.3 , 1.4 g/mL 5.4 (1 1) (5.2) 1： 1 . 5.5 , 30 % 5.6 (Hydroxyla
4、mmonium chloride), 200 g/L 5.7 2 (EDTA2Na), 65 g/L 5.8 , 0.91 g/mL 5.9 (Sodium fluoride), 1 L 60 g , . 5.10 , (CH3COONa3H2O) 135 g 300 mL . (5.16) 13 mL . pH (5 5.5) , 500 mL . 5.11 , 0.05 mol/L 3.269 g 250 mL , (1 1)(5.4) 40 mL . (5.12) , (5.8) . (1 1)(5.4) . 1 L . (1 1)(5.4) 5 mL , . 5.12 0.02 g 1
5、00 mL . 5.13 , 10 g/L 5.14 (5.2) (5.3) 3： 1 . 5.15 , 1 g/L . 5.16 , 1.05 g/mL KS D ISO 1169:2012 3 6 (5.14) . 7 KS D ISO 20081 . 8 8.1 5 g 0.001 g . 8.2 8.2.1 (8.1) 500 mL (1 1)(5.4) 50 mL . (5.5) . 8.2.2 (5.6) 5 mL . . 100 mL . . a) 15 %： 250 mL b) 15 %： 1 000 mL . 8.2.3 25 mL 500 mL . 8.2.4 . a) 1
6、00 mL b) EDTA 1) 15 %： EDTA (5.7) 55 mL 2) 15 %： EDTA (5.7) 25 mL c) (5.12) 5 . 8.2.5 (5.8) . (5.10) 25 mL . 8.2.6 2 3 , . 8.2.7 (5.13) (2 3) . (5.15) 1 mL KS D ISO 1169:2012 4 . 8.2.8 (5.11) EDTA . 8.2.9 (5.9) 25 mL . (2 3) , . 8.3 (5.11) EDTA . 9 9.1 (wAl) . a) 15 %： V0.269 8 b) 15 %： V1.079 2 V E
7、DTA (8.3 ) (mL) 1 . ISO 301 . a) b) . )mg(0001)mL()g(100)g(1)mL()mg/mL(349.1)mL(Al=VVVw 9.2 5 7 13 , 3 ( 1 2 ). 1 3 2 KS A ISO 5725 1 ( , 1 , , , ) . 2 1 ( ) . A.1 A.2 . KS A ISO 5725 2 KS A ISO 5725 3 . 1 (r) (Rw R) . B.1 . 3 (r) (R) KS A ISO 5725 3 . 2 KS D ISO 1169:2012 5 (Rw) KS A ISO 5725 3 . 1
8、 % r RwR 2 0.028 0.025 0.050 5 0.050 0.050 0.102 10 0.078 0.085 0.175 20 0.120 0.143 0.300 30 0.155 0.195 0.410 10 . a) b) , KS D ISO 1169 c) ( ) d) e) f) g) h) KS D ISO 1169:2012 6 A ( ) A.1 13 6 7 1998 . A.1 . A.2 . A.1 % r RwR ZL 2 4.00 3.999 0.039 6 0.044 9 0.079 0 ZL 3 4.00 3.990 0.036 2 0.030
9、6 0.082 4 ZL 5 3.97 3.948 0.060 3 0.063 2 0.104 8 ZL 6 5.75 5.743 0.051 9 0.043 9 0.102 8 ZL 8 8.37 8.353 0.061 3 0.060 1 0.125 0 ZL 12 11.00 10.985 0.090 0 0.129 0 0.247 5 ZL 27 26.83 26.909 0.146 5 0.168 9 0.360 0 A.2 % Al Cu Mg Fe Pb Sn Cd Ni Si ZL 2 4.00 2.9 0.037 0.006 0.002 0.001 0.001 0.001 0
10、02ZL 3 4.00 0.01 0.035 0.002 0.002 0.001 0.001 0.001 0.02ZL 5 3.97 0.8 0.036 0.003 0.002 0.001 0.001 0.001 0.02ZL 6 5.75 1.3 0.001 0.006 0.002 0.001 0.001 0.02ZL 8 8.37 1.1 0.021 0.003 0.003 0.001 0.001 0.001 0.02ZL 12 11.00 0.8 0.023 0.01 0.002 0.001 0.001 0.02ZL 27 26.83 2.3 0.012 0.04 0.002 0.00
11、1 0.001 0.02KS D ISO 1169:2012 7 B ( ) B.1 (r) (Rw R) . 4744.1lg6633.0lgAl= wr 9829.1lg4757.0lgAlw= wR 0531.1lg6774.0lgAl= wR wAl 3 X % Y (%) B.1 (r) (RW R) 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS D ISO 1169:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Zinc alloysDetermination of aluminum contentTitrimetric method ICS 77.120.60
