1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS D ISO 3907 KS D ISO 3907:2010 2010 12 15 http:/www.kats.go.krKS D ISO 3907:2010 : ( ) () ( ) ( ) : ( ) ( ) : (http:/www.standard.go.kr) : :2003 8 30 :2010 12 15 2010-0596 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS D ISO 3907:2010 Hardmetals De
2、termination of total carbon Gravimetric method 2009 3 ISO 3907, Hardmetals Determination of total carbon Gravimetric method , . 1 . 4 %( ) . , , , , , , , 2 , . (bulb) (ascarite)1) . . C O2 CO22NaOH CO2 Na2CO3 H2O 3 . 3.1 , 0.6 mL C/m3O2 . 3.2 , 1) Arthur H. Thomas . , ISO . .KS D ISO 3907:2010 2 .
3、3.3 , , , 3.4 1)4 . 4.1 , , . . . 1 . 4.1.1 (3.1) , . 4.1.2 4.1.3 , 1 350 . 4.1.4 , . 60 18 mm 30 mm, 650 mm . 4.1.5 , , 10 800 1 000 1 . 80 mm 100 mm , 12 mm 14 mm , 8 mm 9 mm . . . 4.1.6 4.1.7 , (3.2) . 4.1.8 , (3.4) (3.2) . 2 . 4.1.9 , (4.1.8, 1 8 ) . 4.2 (hook), 0.05 % 3 mm , 500 mm 600 mm . KS
4、D ISO 3907:2010 3 1 2 3 4 5 6 7 8 9 1 1 2 (3.2) 3 (3.4) 4 2 KS D ISO 3907:2010 4 5 5.1 . 180 m . 5.2 2 3 . 6 6.1 (combustion zone) (1 200 1 350 , , 1 300 ) , . 300 cm3/min 500 cm3/min 10 15 . ( 1 8 ) , . 6.2 0.03 g (m0) 0.000 1 g . (3.3) 0.2 g 1 g . 6.3 (6.4 6.5 ) , (m1) . 6.4 (4.2) ( 1 5 ) . 300 cm
5、3/min 500 cm3/min . 10 20 . 6.5 ( 1 8 ) , . 5 0.000 1 g . . (m2) . 7 7.1 (%) . C(%)01229.27mmm KS D ISO 3907:2010 5 m0 : (g) m1 : (g) m2 : (g) 27.29 : 100 7.2 2 3 1 . 1 %() 2 % 3 % 4 10 10 0.05 0.07 0.06 0.08 7.3 0.01 %( ) . 8 . a) b) c) d) e) 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS D ISO 3907:2010 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS HardmetalsDetermination of total carbonGravimetric method ICS 77.160 Korean Agency for Technology and Standards http:/www.kats.go.kr