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2、esistance of plastics under constant tensile load 1 ( , .) . 1 , , . 2 KS M 3046 . 2 . . KS A 3251 1, 1: KS B 5202, KS B 5205, KS B 5206, KS M 3006, KS M 3046, KS M ISO 175, KS M ISO 472, 3 KS M ISO 472 . 4 2 . a) A 100 b) B KS M 3045:2008 2 5 5.1 (232) (505) % 24 . 5.2 (231) (550.5) . (400.5) , (70
3、0.5) , (850.5) (1000.5) . 6 6.1 1 % , , , . 1 . 1 6.2 0.5 . 6.3 . . 6.4 KS M 3045:2008 3 KS B 5202 . 6.5 KS B 5206 0.01 mm . 6.6 KS B 5205 . 6.7 0.5 . 6.8 1 . 7 7.1 KS M 3006 1 ( 2). , . . . : mm 2 1(1/2) 2 1 . 3 . 75 100.5 KS M 3045:2008 4 : mm 3 7.2 A 15 , B 3 . 8 KS M ISO 175 ( 1 ). . 1 cm2 (82)
4、mL . . 2 , 1 150 mL . 1 10 w/w % 30 w/w % 80 w/w % 98 w/w % 10 w/w % 35 w/w % 10 w/w % 40 w/w % 60 w/w % 99 100 w/w % 5 w/w % 10 w/w % 10 w/w % 40 w/w % , 2 w/w % 20 w/w % 10 w/w % 28 w/w % 10 w/w % 95 v/v % 50 v/v % 95 v/v % 95 v/v % 95 v/v % 95 v/v % 95 v/v % 9 . 120 2 6 KS M 3045:2008 5 a) . 1) A
5、 100 . A 100 30 300 5 . 2) B 1) . B 1 000 , 50 % , , . , 1 mm . b) 3 , 0.01 mm a) . c) . d) . e) . f) , 15 . g) 3 52) . h) , 3 . i) 3 . 10 10.1 A , , 100 . 10.2 B . 10.3 KS A 3251 1 3 . 10.4 KS A 3251 1 2 . 1)(2=nxxs s : x : 1 x : n : 1) . 2) 10 . KS M 3045:2008 6 11 . a) b) c) , d) , e) f) (A B ),
6、g) ( , ), A : 1) 2) 3) 100 B : 1) , 2) 1 000 3) 50 % , h) ( , , ) i) j) 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M 3045:2008KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Testing methods for chemical resistance of plastics under constant tensile load ICS 83.080.00