KS E ISO 3852-2008 Iron ores for blast furnace and direct reduction feedstocks－Determination of bulk density《铁矿石 松散密度的测定》.pdf

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2、rnace and direct reduction feedstocksDetermination of bulk density 2007 3 ISO 3852, Iron ores for blast furnace and direct reduction feedstocks Determination of bulk density , . , . . 1 2 . 1 40 mm ( ) . 2 . (bulk density) . 2 . . KS E 3039, (ISO 4701： 2008, Iron ores and direct reduced iron Determi

3、nation of size distribution by sieving) KS E ISO 3082, KS E ISO 3087, KS E ISO 11323, 3 KS E ISO 3852:2008 2 KS E ISO 11323 . 3.1 5 %(m/m) . 3.2 4 . 5 5.1 1 , KS E ISO 3082 . 600 kg . , . , . 1 0.05 % . 2 35 , 50 . 2 35 14 23.6 m3 . 5.2 KS E ISO 3082 . (1500.15) kg 4 . 2 . 6 6.1 . a) , , , b) c) KS

4、E ISO 3852:2008 3 d) 6.2 1 6.2.1 (small container) , (4002) mm, (4002) mm ( ： 0.05 m3). . (steel band) , 180 2 . (carriage) . L (V) 0.1 L . 6.2.2 1/1 000 . 6.3 2 6.3.1 ( ) . 500 mm 10 . , , 10 . 6.3.2 , 1/200 . 7 7.1 A . KS E ISO 3087 KS E 3039 . 7.2 7.2.1 1 (6.2.1 ) 0.2 kg m0 . , . 50 mm . . , . (6

5、.2.2) . 0.2 kg m1 . KS E ISO 3852:2008 4 7.2.2 2 0.5 % , , . (V) . m0 . . . m1 . 8 (expression) 8.1 ap (kg/m3) . Vmm01ap= m0： (kg) m1： (kg) V ： (m3) 4 . SI kg/m3 . CIPM(the Comit International des Poids et Mesures) SI . ton/m3 , 2 . 1 000 kg/m3 1 ton/m3 1 kg/L 8.2 (acceptance) (repeatability) A 1 .

6、. 1 (r) kg/m3 1 0.05ap 2 100 ap ： 9 . KS E ISO 3852:2008 5 a) , KS E ISO 3852:2008 b) , , c) d) e) f) g) , h) , (TI) (AI) i) , , , , 10 . . . . KS E ISO 3852:2008 6 A ( ) r： 1 KS E ISO 3852:2008 7 KS E ISO 3852:2008 . ISO 3852 (2007 3 ) . “ (Iron ores Determination of bulk density) “ ”(Iron ores for

7、 blast furnace and direct reduction feedstocks Determination of bulk density) . 3 “ KS E ISO 11323 .” . KS E ISO 11323 . 4. 4. 6. . 5. , 6. , 7. . 10 . “ A( ) ” . 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS E ISO 3852:2008KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Iron ores for blast furnace and direct reduction feedstocks Determination of bulk density ICS 73.060.10