1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D ISO 3923 1 1: KS D ISO 3923 1:2009 2009 9 17 http:/www.kats.go.krKS D ISO 3923 1:2009 : ( ) ( ) NFM () () NS ( ) : () () () : (http:/www.standard.go.kr) : :2001 10 23 :2009 9 17 2009-0555 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D ISO 3923
2、 1:2009 1: Metallic powders Determination of apparent density Part 1: Funnel method 2008 3 ISO 3923 1, Metallic powders Determination of apparent density Part 1: Funnel method , . 1 ( .) . 2.5 mm . , 5 mm . 5 mm KS D ISO 3923 2 . 2 . . ( ) . KS D ISO 3923 2, 3 . . . 4 1 . KS D ISO 3923 1:2009 2 1 a
3、( ) g/cm3ac g/cm3m g V cm35 5.1 2.5 mm 5 mm ( 1 2 ). 5.2 (250.03) cm3 (280.5) mm . (301) mm . (280.5) mm . , . . 5.3 0.01 g 5.4 , 25 mm ( 3 ). KS D ISO 3923 1:2009 3 : mm a . bD 2.52.00 1 2.5 mm : mm a . bD 52.00 2 5 mm KS D ISO 3923 1:2009 4 : mm a (301) mm (5.2 ). 3 6 6.1 3 100 cm3 . 6.2 . . . 7 7
4、.1 2.5 mm . , . 7.2 2.5 mm , 5 mm . , 1 mm 1 . . 7.3 , . . 7.4 0.01 g . 7.5 3 . KS D ISO 3923 1:2009 5 8 . ac25mVm ac : (g/cm3) V : (cm3) m : (g) 3 0.01 g/cm3 . 1 % , . 9 9.1 95 % 0.03 g/cm3 , (batch) . 9.2 95 % 0.05 g/cm3 , . 10 . a) b) c) , d) e) f) g) 1: 135513 7017 (02)60094114 (02)600948878 http:/ KS D ISO 3923 1:2009 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Metallic powders Determination of apparent density Part 1:Funnel method ICS 77.160 Korean Agency for Technology and Standards http:/www.kats.go.kr