KS E ISO 10835-2008 Direct reduced iron and hot briquetted iron－Sampling and sample preparation《直接还原铁 采样和样本制备 还原块料和大块矿料的手工方法》.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS E ISO 10835 KS E ISO 10835:2008 2008 12 30 http:/www.kats.go.krKS E ISO 10835:2008 : ( ) ( ) KNDT&i () ( ) : (http:/www.standard.go.kr) ： ：2003 10 14 ：2008 12 30 2008-00001008 ： ： ( 025097274) (http:/www.kats.go.kr). 10 5 , . 1008 KS E ISO 10835:2008 Dire

2、ct reduced iron and hot briquetted iron Sampling and sample preparation 2007 2 ISO 10835, Direct reduced iron and hot briquetted iron Sampling and sample preparation , . , . . 1 , , , . a) b) c) , (DRI) (HBI) . DRI . (DRI) (HBI) , . . . 2 . . ( ) . KS E ISO 10835:2008 2 KS E ISO 3084, KS E ISO 3085,

3、 , KS E ISO 3086, KS E ISO 3087, KS E ISO 11323, KS Q ISO 3534 1, 1： ISO 565, Test sieves Metal wire cloth, perforated metal plate and electroformed sheet Nominal sizes of openings ISO 4701, (sieving) 3 KS E ISO 11323 . 3.1 (lot) DRI HBI 3.2 (increment) DRI HBI 3.3 DRI HBI 3.4 (increment) 3.5 3.6 3.

4、7 3.8 (stratified sampling) (strata) , (： 5 ), , KS E ISO 10835:2008 3 ( , 1 000 ) . 3.9 3.10 3.11 3.12 3.13 . “ ” 20 % . 3.14 3.15 . . 3.16 DRI DRI 5 % (sieve) R20 (ISO 565 ) 3.17 HBI HBI 5 % R20 (ISO 565 ) HBI 4 KS E ISO 10835:2008 4 4.1 DRI HBI . . . . DRI HBI (full cross-section) . , DRI HBI (9.

5、 ) . DRI HBI , , , , . . DRI HBI , , . (6.1 6.3.2 ) (6.2 6.3.3 ) . (6.3.2 6.3.3 ) . . . , . 4.2 . a) b) c) , DRI HBI . d) . e) KS E ISO 3084 (w) . 5.3 “ ” . f) (increment, n1) . g) . h) . i) . g) . j) , . k) . l) , , . m) . n) (size sample) . o) KS E ISO 10835:2008 5 . p) . DRI HBI . , . 4.3 (stoppe

6、d-belt) KS E ISO 3086 . (bias tests) . , , . . (6.3 ). A . . (bias testing) . . , , KS E ISO 3084 KS E ISO 3085 . . . 5 5.1 5.1.1 . . . , . ( ) . . 5.1.2 KS E ISO 10835:2008 6 . . 5.1.3 DRI HBI , . . . a) (7.5 ) (9. ) DRI HBI . b) DRI HBI 3 10 mm (7.5.4 ). c) 0.6 m/s (7.5.5 ). d) (7.5.3 ) . e) (7.5.

7、3 ). . f) , . g) DRI HBI , . h) . DRI HBI . 7., 8., 9. 10. . 5.1.4 5.1.4.1 (5.1.4.2 5.1.4.3 ) . . . 5.1.4.2 m1(kg) DRI HBI (cutter-type) ( ) . C1l3.6vlqm (1) q ： DRI HBI (t/h) l1： (m) KS E ISO 10835:2008 7 vC： (m/s) 7.5.4 7.5.5 . 5.1.4.3 ml(kg) DRI HBI . . B2l3.6vlqm (2) q ： DRI HBI (t/h) l2： DRI HB

8、I (m) vB： (m/s) DRI HBI , 3d . d DRI HBI (m) , DRI HBI 0.01 m . HBI 1 m . 5.2 ( , , , , , , ) , , , (tumble index) 1 95 % SPM . . KS E ISO 3085 . SPM , , SPM 2 . 2M2P2SSPM (3) 2M2P2SSPMSPM22 (4) 1wSn (5) S： P： M： W： DRI HBI n1： (3), (4) (5) ( B ) . DRI HBI . KS E ISO 10835:2008 8 . a) Sb) DRI HBI W

9、1 SPM( ) SPM (t) 45 000 70 000 15 000 45 000 015 000 0.3 0.4 0.5 1.0 1.2 1.5 0.10 0.12 0.15 0.12 0.15 0.10 0.12 0.15 0.002 0 0.002 4 0.003 0 0.002 0 0.002 4 0.003 0 0.10 0.12 0.15 ( 31.5 6.3 mm DRI ) 6.3 mm 10 % 2.0 2.2 2.5 (DRI ) 6.3 mm 5 % 0.8 0.9 1.0 25 6.3 mm 10 % 0.3 0.4 0.5 ( 100 mm HBI) 6.3 m

10、m 10 % 0.3 0.4 0.5 (HBI ) 0.10 0.12 0.15 0.10 (tumble) 0.5 0.6 0.7 0.5 SPM . . . . . (3) . . 22 2 22SPM S1 S2 S3 P M S1： 1 S2： 2 S3： 3 KS E ISO 10835:2008 9 . . 5.3 W . DRI HBI . W DRI HBI KS E ISO 3084 . DRI HBI 2 3 . DRI HBI KS E ISO 3084 . DRI HBI “ ” . KS E ISO 3084 . . . 5.4 1 5.4.1 W 1 n1 S .

11、2Sw12n (6) 1 . W 2 , 3 S 1 . 3 . 1 S . 2 n1 . 2n1 S 1/ 2 0.71 . n1/2 S 2 1.4 . 5.4.2 1 (6) . 3 5.4.1 . KS E ISO 10835:2008 10 2 W( ) ( W) W1.5 1.5 W1.0 W 1.0 W4.0 4.0 W3.0 W 3.0 W0.5 0.5 W0.3 W 0.3 W0.5 0.5 W0.3 W 0.3 W0.5 0.5 W0.3 W 0.3 W0.011 0.011 W0.007 W 0.007 W0.011 0.011 W0.007 W 0.007 W0.5 0

12、.5 W0.3 W 0.3 (31.56.3 mm DRI ) 6.3 mm 10 % W5 5 W3.75 W 3.75 (DRI ) 6.3 mm fraction 5 % W 3.0 3 W2.25 W 2.25 25 6.3 mm 10 % W 1.5 1.5 W1.0 W 1.0 (100 mm HBI) 6.3 mm 10 % W1.5 1.5 W1.0 W 1.0 W0.5 0.5 W0.3 W 0.3 W0.5 0.5 W0.3 W 0.3 (tumble) W2.0 2.0 W1.5 W 1.5 W2.0 2.0 W1.5 W 1.5 W . 3 S (1 000 t) S1 n1 (L), (M) (S) SiO2Al2O3C H2P S256.3 mm 6.3 mm (tumble) L M S 45 70 0.28 0.78 0.09 0.