1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 20394 KS M ISO 20394:2012 2012 3 21 http:/www.kats.go.krKS M ISO 20394:2012 : ( ) ( ) ()SK () ( ) : (http:/www.standard.go.kr) : :2012 3 21 2012-0119 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS M ISO 20394:2012 i ii 1 1 2 1 3 .1 4 1 5 2 6
2、 2 6.1 .2 6.2 2 6.3 2 6.4 .2 6.5 2 7 3 8 5 8.1 .5 8.2 .5 9 5 10 .6 KS M ISO 20394:2012 ii 2007 1 ISO 20394, Thermal-insulating materials Determination of freeze-thaw resistance . KS M ISO 20394:2012 Thermal-insulating materials Determination of freeze-thaw resistance 1 20 20 ( ) , . . (inverted roof
3、) - . . 2 . . ( ) . KS M ISO 2896, KS M ISO 20392, KS M ISO 20393, 3 . 3.1 - . 4 - 20 20 ( ) 300 , ( ) . , . - . a) KS M ISO 20393 KS M ISO 20394:2012 2 b) KS M ISO 2896 5 5.1 , ( 202) 5.2 , (202) . - . 5.3 , 0.1 g . 5.4 , KS M ISO 20392 6 6.1 (A ) KS M ISO 20393 KS M ISO 2896 . 6.2 . A (5001) mm (2
4、001) mm . 6.3 A A (B1 B2 ) . B1 B2 . , KS M ISO 20392 . 6.4 . , , . 6.5 (235) 6 . KS M ISO 20394:2012 3 A A - 300 A (m1)B1 B2 B1 B2 B2 , (232) (505) % , . , 6 . 7 1 - . A . KS M ISO 20392 (m 10) . KS M ISO 2896 KS M ISO 20393 , m0 . ( 202) 1 . (202) 1 . 1 - 300 - ( 2 ). KS M ISO 20394:2012 4 - 1 (:
5、) , . 300 , (A ) m1 0.1 g . X Y () a1 2 - , . B1 B2 . - 24 KS M ISO 20392 B1 ( , m,wet 10, wet). B2 . (24 40 0.5 % ). 105 24 , 70 4 , 40 7 . KS M ISO 20392 , B2 ( , m,dry 10,dry). KS M ISO 20394:2012 5 - . . 8 8.1 (Wm) (WV) . 100001m=mmmW 100W01V=VmmW m1: 300 - (g) m0: (g) V : (cm3) W: , 1 g/cm3 . ,
6、 Wm 0.1 % , WV 0.1 % . 8.2 wet dry . 100mwetm,wet= 1010wet10,wet= 100mdrym,dry= 10010dry10,dry= m, wet: (kPa) 10, wet: 10 % (kPa) m, dry: (kPa) 10, dry: 10 % (kPa) m: (kPa) 10: 10 % (kPa) wet dry , . 9 . . KS M ISO 20394:2012 6 10 . a) b) 1) , 2) 3) 4) 5) 6) , 7) , c) 1) 2) 3) 6. 7. 4) 5) 6) (KS M I
7、SO 20393 KS M ISO 2896) 7) d) 1) 2) , - , . 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 20394:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Thermal-insulating materials Determination of freeze-thaw resistance ICS 83.100