KS E ISO 12743-2008 Copper lead zinc and nickel concentrates-Sampling procedures for determination of metal and moisture content《铜、铅和锌硫化浓缩物 金属和湿度含量测定的抽样程序》.pdf

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KS E ISO 12743-2008 Copper lead zinc and nickel concentrates-Sampling procedures for determination of metal and moisture content《铜、铅和锌硫化浓缩物 金属和湿度含量测定的抽样程序》.pdf_第1页
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KS E ISO 12743-2008 Copper lead zinc and nickel concentrates-Sampling procedures for determination of metal and moisture content《铜、铅和锌硫化浓缩物 金属和湿度含量测定的抽样程序》.pdf_第4页
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KS E ISO 12743-2008 Copper lead zinc and nickel concentrates-Sampling procedures for determination of metal and moisture content《铜、铅和锌硫化浓缩物 金属和湿度含量测定的抽样程序》.pdf_第5页
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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS E ISO 12743 , , KS E ISO 12743:2008 2008 12 30 http:/www.kats.go.krKS E ISO 12743:2008 : ( ) ( ) KNDT&i () ( ) : (http:/www.standard.go.kr) : :2003 11 29 :2008 12 30 2008-00001008 : : ( 025097274) (http:/www.kats.go.kr). 10 5 , . 1008 KS E ISO 12743:2008

2、i 2006 2 ISO 12743, Copper, lead, zinc and nickel concentrates Sampling procedures for determination of metal and moisture content , . ISO 12743 ISO/TC 183 Copper, lead, zinc and nickel ores and concentrates . A, E, H . B D, F, G . KS E ISO 12743:2008 , , Copper, lead, zinc and nickel concentrates S

3、ampling procedures for determination of metal and moisture content 1 (stopped-belt) , , , , . (KS E ISO 10251 ). , . 1 10 mm . . (stopped-belt) . . (cross-belt samplers) . . . 2 . . ( ) . KS E ISO 10251: 2008, , , KS E ISO 12744: 2008, , , KS E ISO 13292: 2008, , , 3 . 3.1 KS E ISO 12743:2008 2 3.2

4、3.3 3.4 (sub-lot) . , . 3.5 (subsample) 3.6 . . 3.7 3.8 (increment) 3.9 (increment selection) 3.10 (division) . . 3.11 (constant-mass division) 3.12 (proportional division) 3.13 (preparation) , , KS E ISO 12743:2008 3 3.14 (sample processing) i 3.15 (comminution) , 3.16 i (stage i sample ) i 3.17 .

5、. 3.18 3.19 , 3.20 3.21 , 3.22 3.23 (stratified random sampling) 3.24 KS E ISO 12743:2008 4 3.25 3.26 (nominal top size) 5 % 3.27 KS E ISO 10251 3.28 3.29 3.30 (KS E ISO 13292 ) 3.31 (KS E ISO 12744 ) 3.32 (interleaved samples) 1 2 4 4.1 . . . (7.2 ) (7.3 ) ( ) . (7.4 ). . , . KS E ISO 12743:2008 5

6、. , . 4.2 , . 2Ts ( ) ( , , ) . 2A2S2Tsss (1) 2Ss : ( ) 2As : (1) ( ) . KS E ISO 12744 2As , “ ” . . r rsss2A2S2T (2) . . Gy34 ( A ) . . rsssssui2A2S2S2S2T1-1 (3) 2S1s : 1 , 1 2Sis : i 2S1-us : u 1 , 2 u : , u “ ” (4.3 ) , . . “ ” (4.4 ) 1 , . rssss2A2P2S2T1 (4) KS E ISO 12743:2008 6 2S1s : 1 2Ps :

7、, , 2As : , (3) u 1 (3) 1 , 2Ps , . (4) 1 , 2Ps . (4) . . 1 , . 2Ts (4.5 ) . “ ” , , . . . 4.3 i ( A ). inssii2b2S (5) 2Sis : i ni : i i 2bis . 2PA122b1snxxsinjji (6) xj : j x : 2PAs : 2PAs 2bis (6) . 1 . F . KS E ISO 12743:2008 7 2As . 112b2S-uiinssi (7) (2) (7) 2Ts . rsnssuiii2A112b2T (8) 3 ( ) (8

8、) . rsnsnssi2A22b12b2T2 (9) 2Ts (8) . insi2b ni 2bsi . . ni 2Ts . 31.2 % Cu 4 . 500 t/h 500 t (6) . 1bs 0.3 % Cu 2bs 0.2 % Cu 3bs 0.1 % Cu As 0.05 % Cu 2 1bs , 2bs , 3bs As . 1 1 2 12 kg . n1 30 1 360 kg (5) . 2S1s (0.3)2/30 0.003 0 2 1 , 360 kg/h 2 . 0.01 kg 2 30 . KS E ISO 12743:2008 8 n2 120 1.2

9、kg 2S2s (0.2)2/120 0.000 333 3 1.2 kg , 30 rev/min 8 . 2 . n3 60 150 g 2S3s (0.1)2/60 0.000 167 4 150 m . 0.1 g 10 1 g . sA 0.05 % Cu . 2A2S2S2S2T321sssss 0.003 0 0.000 333 0.000 167 0.002 5 0.006 sT 0.077 % Cu 1 . 1 . B . 4.4 , 1 , . (5) 1 2S1s . 12b2S11nss (10) n1 : 1 2b1s : (6) 1 1 1 n1 . 2Ps 2As

10、 KS E ISO 12744 . 2As KS E ISO 12743:2008 9 . . (4) (10) . a) r . rssnss2A2P12b2T1 (11) b) k , r . rksksnss2A2P12b2T1 (12) c) r . 12A2P2b2T1nrssss (13) 50 1 2 . 2 . 1 , . 1bs 0.3 % Zn 2bs 0.1 % Zn 3bs 0.05 % Zn (12) . 2Ts (0.3)2/50 (0.1)2/2 (0.05)2/(22) 0.001 8 0.005 0.000 625 0.007 43 , sT 0.086 %

11、Zn . . 4.5 2Ts 1 . 2 2 A B ( KS E ISO 12743:2008 10 2 ). A B . . . 21BA2T4 NxxsNiii (14) ixA ixB: Ai Bi N : (10 20 ) /4 : , . KS E ISO 12743:2008 11 1 A B 2 1 10 1 . KS E ISO 12743:2008 12 1 (A) Cu %(m/m) (B)Cu %(m/m) Cu %(m/m) 1 30.37 30.34 0.03 2 30.47 30.46 0.01 3 29.99 30.01 0.02 4 29.97 29.98 0

12、.01 5 30.12 30.18 0.06 6 30.02 30.05 0.03 7 30.32 30.35 0.03 8 30.18 30.17 0.01 9 30.31 30.27 0.04 10 30.28 30.25 0.03 0.27 (14) . 2Ts (/4)(0.27/10)2 0.000 573 sT 0.024 % Cu 5 . a) 2Ts . sT 2 . b) . c) . d) 2As . sA 2 . e) (4.4 ) 1 2b1s 2Ps . (4.3 ) 2b1s . 1bs 3 . f) 2Ts a) 1 , (11) (12), (13) . 2Ts a) ni (8) . g) (7.2 ) (7.4 ) (7.3 ) (7.4 ) . h) g) . i) 1 1 . 2 2a 2c KS E ISO 12743:2008 13 . 4.4 . . 2 / 30 %(m/m) 30 50 % (m/m) sT0.05 % 0.1 % Cu sA0.03 % 0.03 % 30 %(m/m) 30 50 % (m/m) 50 % (m/m) sT0.1 % 0.2 % 0.3 % Pb, Zn sA0.07 % 0.07 % 0.15 % 10 %(m/m) 1030 % (m/m) sT0.

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