1、 , (EN 13469:2001, MOD) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)323032011(N 13469:2001), 1.092 . 1.22009 . , - . , , -, 1 , 52 465 3 - , - ( 8 2011 . 39) : ( 3166) 00497 ( 3166) 00497 ZAMKZKGMDRUTJUZ - o -4 9 2015 . 237- 323032011 (N 13469:2001) 1 2015 .5 EN 13469
2、2001 Thermal insulating products for building equipment and industrial installations Determinationof water vapour transmission properties of preformed pipe insulation ( , - . - ) - , . 1.52001 ( 3.6). (en). (MOD). - 6 II 323032011 -, - . () . , - - , 2015 -, III 3230320111 12 13 24 25 26 .36.1 .36.
3、2 36.3 36.4 37 .38 48.1 .48.2 .48.3 .48.4 58.5 .58.6 59 610 .6 () 8IV 323032011 , Thermal insulating products for building equipment and industrial installations. Method for determination of watervapour transmission properties of preformed pipe insulation 201510011 - , - . , . , - , . -, (), . - . ,
4、 N 12086.2 : N 120852011 , . - , N 120862011 , . N 134672011 , - . , - - , - 1 , , . (), - () . , , , , .1 323032011(N 13469:2001) 3 :3.1 c (water vapour flow rate)G: , - .3.2 (water vapour transmission rate) g: , - , . , - .3.3 (water vapour permeance) W: .3.4 (water vapour resistance) Z: , - (1/W
5、).3.5 (water vapour permeability) c100: - (c100= W c215 d). -, - , .3.6 (water vapour diffusion resistancefactor)c109: - . , , .4 ( ) . - . - .5 5.1 , : (23 c177 1) C (50 c177 3) %. 0,02 0,3 /.5.2 (CaCl2) 2 15 ( 0 %) , .5.3 c1771.5.4 N 12085 N 13467 .5.5 50 , - .5.6 - ( - ). , .2 3230320116 6.1 , .
6、 ) . , - c109c1633, - . - N 12086.6.2 (100 c177 1) . - 100 , 150 . . , - .6.3 - . , . - .6.4 6 (23 c177 5) C. - (23 c177 2) C (50 c177 5) % , .7 . , . 2/3 . , . . - , . , , , , (, ), . (. 1), - : (23 c177 1) C, (50 c177 3) %. . 1 24 . . , , . , - . - . , - c1775 % (. 8.1). .3 323032011 ( ).8 8.1 G12, /, G12=mmtt2121c45c45,(1) m1 t1,;m2 t2,;t1 t2
