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GOST R 54925-2012 Fiberglass reinforced thermosetting plastic pipes and parts of pipelines Methods for determination of the apparent initial circumferential tensile strength《玻璃纤维增强.pdf

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1、 549252012 , ISO 8521:2009(NEQ) 1 - - 2 063 , 3 27 2012 . 132-4 O 8521:2009 . -. (ISO 8521:2009 Plastics piping systems Glass reinforced thermosetting plastics (GRP) pipes Testmethods for the determination of the apparent initial circumferential tensile strength, NEQ)5 1.02012 ( 8). ( 1 ) , -. () .

2、 - - (gost.ru) , 2014 , - - II 5492520121 12 13 14 .25 .26 57 108 129 .13III 549252012 , Fibreglass reinforced thermosetting plastic pipes and parts of pipelines. Methods for determination of the apparentinitial circumferential tensile strength 201401011 -, , , , . , - . . (, , , , ). - , . ( ) . ,

3、 . , DN c179 500. , - DN c179 500 , 90. , , -.2 : 545592011 , -. 1242366 . () - - - , 1 , , . (), () . , , , , - .3 54559, , :1 549252012 3.1 c115*, /, (c115*, c115*, c115*, c115*,c115*, c115*): -. , , , , , , .3.2 , ,/2: - , .3.3 , pult,: .3.4 : .3.5 , Fult,: , .3.6 , b, : .3.7 : , .3.8 : - ( ).4 4

4、1 , . .4.2 , . .4.3 , .4.4 , , - . . . , .4.5 , .5 5.1 5.1.1 , -:- , ;- , ;2 549252012- , . - , , .5.1.2 , , 1 3 .5.1.3 , - (. 1), , .5.1.4 - , - . - .5.1.5 - c177 2,0 %.5.1.6 - c177 0,1 .5.1.7 () - -, . c177 3% .5.2 5.2.1 - , :- ;- ( - ) (. 2);- , - 1 3 ;- , . - c177 1%- .5.2.2 - . 98 % - . .5.2.3

5、 c177 0,1 .3 5492520121 ; 2 - ; 3 ; 4 -, 1 5.3 , , 5.3.1 , :- ;- , . / . .5.3.2 , .5.3.3 1 3 .5.3.4 . - 1 % .5.3.5 c177 0,1 .5.3.6 , 3. . , - , DN. c177 5%. -c177 1.4 5492520121 ; 2 , - ; 3 ;4 ; - ; 2 Rc, , Rc= 0,5 c215 di, (1) di , .6 6.1 6.1.2 , , , -, , , , . - . . -. - 0,1 . -.6.1.3 . - .5 5492520121 ; 2 ; 3 ; 4 ; Rc ; c 3 6.1.4 , (. 4). . 15 , 25 , , , 80. - : DN c163 600. 5 , DN 600 . 10 . / . .6.1.5 (. 5) . .

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