GOST 28575-2014 Corrosion protection in construction Concrete and reinforced concrete constructions Structural concrete Test of vapor permeability of protection covers《施工中的腐蚀保护 混凝土.pdf

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1、 , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)285752014, 1.092 . 1.22009 . , - . , , -, 1 -, - . . ( . . ) - ( )2 465 3 , (- 25 2014 . 45) : ( 3166) 00497 ( 3166) 00497 AMBYKGMDRUTJ -4 9 2014 . 770- 285752014 - 1 2015 .5 2857590 , - . () - . , - , 2015 -, II 2857520141

2、 12 13 14 .25 .25.1 .25.2 35.3 45.4 .45.5 .56 56.1 .56.2 66.3 66.4 .66.5 .6 () 7III 285752014 Corrosion protection in construction. Concrete and reinforced concrete constructions. Tests of vapour permeability ofprotection covers 201501011 - , , - , .2 : 45077 . 395676 . 873693 . 1017885 . 12730.584

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4、) ;6) c177 0,001 ;7) ;8) 450 (-) 3956 ();9) ;10) ,:- 60 % 40 %;- 90 % 10 %;- 50 52 80 % - 20 %;- 60 % 40 %.2 285752014 2 , , d1d2501005010040905.2 5.2.1 W4. . - , . 10 . 10 . , - 300 .5.2.2 , , - 40 % 65 % .5.2.3 -. , - . - . , .5.2.4 , , , . . . (5 c177 0,5) .5.2.5 . , , , 1.3 2857520141 ( );2 ; 3

5、 4 ; 5 ; 6 1 5.2.6 , .5.3 5.3.1 1, . -, .5.3.2 10 c177 0,001 (20c1770,5) (80 c177 2) %.5.3.3 24 , - .5.3.4 , . 5 % . , 5 %, , - .5.3.5 .5.4 5.4.1 - ( 2). - , 2 .5.4.2 c100m,/2c215c215,c100m=mmAt t P Pie2121c45c45c45()( ),(1) (m2 m1) , t1 t2,;A , 2;(t2 t1) , ;(Pi Pe),;Pe (20 c177 0,5) - c106e=(80c17

6、7 2) %, , =c106ec215233675100,(2)Pi , , 20 - c106i, %, - () (), i=c106ic215233675100,.(3) (-) c106i= 14 %, () c106i=10%. .5.4.3 -:c100m,2 c100;c100m,1 c100 ., 5 %, . (c100m,1c100m,2) - , -5%., , .4 285752014 2 5.4.4 R 2c215 c215 / R =1112c100c100mm,c45 .(4)5.4.5 c1000/2c215 c215 c1000=1R.(5)5.5 :1) (, , , -, );2) , ( -, ), ( , );3) (, , );4) ( );5) (,);6) ;7) ;8) .6 6.1 :1) 3;2) d2;3) ;4) ;5) (20 c177 2) 40 % 98 %

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