1、 54926 2012 ( 10466:1997) , ISO 10466:1997 Plastics piping systems Glass-reinforced thermosetting plastics (GRP) pipes Test method to prove the resistance to initial ring deflection (MOD) 549262012 II 1 , 4 2 063 , 3 27 2012 . 133- 4 ISO 10466:1997 . . (ISO 10466:1997 Plastics piping systems - Glass
2、-reinforced thermosetting plastics (GRP) pipes - Test method to prove the resistance to initial ring deflection) : - , 1.5. . - , , . . 1.5 ( 3.5) 5 1.02012 ( 8). ( 1 ) , - . () - - . , (gost.ru) , 2014 , 549262012 III 10466:1997, ( 1.5), : - , 1.7 ( 7.4.3); - 1.5 ( 3.7.1); - : , . 1.5 . 1.7 ( 7.6.1
3、); - : (100 ), . , , , ; - , 1. 1.7 ( 7.6.1); - , 1.5, 1.7 ( 7.6.1). - , . 549262012 ( 10466:1997) 1 , Fiberglass reinforced thermosetting plastic pipes and part of pipelines. Method for determination of prove the resistance to initial ring deflection 20140101 1 , , / . 2 : 545592011 , . , 1 , , , .
4、 , , (). , , , , , . , , , , . 3 54559 , : 3.1 (y2,bore/dm)min, %: , 2 . 3.2 (y2,struct/dm)min, %: , 2 . 3.3 y, : , , . 3.4 y/dm: . 3.5 (mean diameter) dm, : . 549262012 2 dm = di + e, (1) di (. 8.1.2), ; (. 8.1.1), . dm = d e, (2) d (. 8.1.2), . 3.6 (compressive load) F1 F2, H: , . 3.7 DN: , , , .
5、54559 2011, 27 3.8 SN: - , . 54559 2011, 34 4 , , , ( 1). ( ) / .1 ( ). , : - ; - ; - ; - . ( ) ) .2 ( ). , . . , : - (. 7.3.5), , 10 % ; - , 10 %, , . : - ; , , . - (. 6); - (. 6); - (. 7.1); - ; - . 549262012 3 F1 , ; F2 , 1 5 5.1 , , 5.2. , 6. , 7.4. 5.2 5.2.1 (. 5.2.2) (. 5.2.3), . , 2. , , . , , (. 6) , . 549262012 4 2 5.2.2 (. 2) . : DN 300 . (20 2) DN 300 (50 5) , . 5.3 : - , , 0,1 ; - 1,0 % . , . 5.4 , , . 6 6.1 . , , 5 %. () . , , . . 6.2 , , (. 7.1), 30 . , (23 3) 24 , , . 549262012 5 7 7.1 . 7.2 7.2.1
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