1、KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2005 12 29 KS M ISO 11673 (PVC-U) KS M ISO 11673: 2005 (2010 )M ISO 11673: 2005 ( ) ( ) ( )JESE.Chem. ( ) ( )SK ( ) ( ) ( ) : : 2005 12 29 : 2010 6 22 2010 0217 : : ( ) ( 02 509 73025) . 7 5 , . M ISO 4249 1: 2005 ICS 23.040.20 KS M ISO (PVCU) 11673: 2005Unp
2、lasticized polyvinylchloride(PVC U) pressure pipes Determination of the fracture toughness properties 2005 1 ISO 11673 Unplasticized polyvinylchloride(PVC U) pressure pipes Determination of the fracture toughness properties , . 1. . . 2. . , . KS M ISO 6259 2: 2003 2: (PVC U), (PVC C), (PVC HI) KS M
3、 ISO 9852: 2005 (PVC U) (CMT) 3. . 3.1 e 0.05 mm mm 3.2 eref 3.3 C 3.4 MPa 3.5 K a , y 1. A 2. “ ” . 3.6 KCK = KC 3.7 KIC KC = KIC. KIC . 3.8 , M ISO 11673: 2005 2 . 4. a ( ) (mm) dm e (mm) eref (mm) Fe Fr M mcC mL c pc y 5. , C . . 6. 6.1 6.1.1 , (40 ) , . . . , (MAC) (TLV) 100 mL/m3(ppm) . , . . 0
4、.002 . . , , 1 % . 5 % . 6.2 6.2.1 , 10 mm 90 % 6.2.2 ( , ) 6.2.3 (202) 6.3 M ISO 11673: 2005 3 6.3.1 200 mm . 6.3.2 . C . 6.3.3 (303) mm . 7. . 6.3.4 , KS M ISO 9852 . . 6.4 6.4.1 (151) (202) . 6.4.2 ( , ) . 6.5 6.5.1 . 3 . 1: . 2: . 3: . . . . 6.5.2 6.5.1 . 7. 7.1 7.1.1 (broach) 452 . 0.1 mm . 0.0
5、50 mm . 7.1.2 ( 1 ) 7.1.3 15 5 7.1.4 2 , , . 7.1.5 . (dm) . . 7.1.6 5 g . M ISO 11673: 2005 4 a) b) 1 1 : mm 1 4 (25 % eref), 3 X 2 5 3 2 7.2 7.2.1 6.3.3 (303) mm . 7.2.2 0.05 mm . 7.2.3 1, 2 , 0.05mm 0.1 mm . 3 M ISO 11673: 2005 5 , 0.05 mm 0.1 mm . 7.2.4 , 25 %0.1 mm ( 3 ). 7.2.5 (202) mm ( 3 ). 7
6、.2.6 2 (102) mm . : mm 1 2 (25 % eref) 3 3 C 7.3 7.3.1 1 (232) . 1 e mm e 8.7 8.7 e 13.8 e 13.8 30 60 120 7.4 7.4.1 C (C ) 5 g . 7.4.2 7.4.4 . 7.4.3 (232) , . 2 . 15 . 7.4.4 . a) . 1) 15 M ISO 11673: 2005 6 2) C 15 b) 4.5 MPa m1/2 (1) (KIC) . 1 008.02IC=yK (1a) , KIC = 0.09y (1b) c) (2) (Fe) . =ayKe
7、F2pc22IC21pc2e008.0expcos43.29 (2) pc: (3) 2refpc1891.1=eay (3) a: (mm) eref: (mm) y: 1.914 (a/eref=0.25 ) a/eref=0.25 y = 064.1pcd) (4) (Fr) . mrdwF = ( A ) (4) w : C dm = D eref. D (mm) e) (5) Fc . 24LccmmF += (5) f) (6) (m) . cer)( FFFm = (6) 1. Fe Fr A . 2. , C . (spreadsheet) . 8. , 15 . 9. . a
8、) b) M ISO 11673: 2005 7 (en) (S) c) d) e) 8. M ISO 11673: 2005 8 A() A.1 PVC U . , . ayK = (A.1) y: a: (c) , (Kc) . ayK =cc (A.2) Kc= KIC. KIC . PVC U C . , . . (2) . (A.3) Bilby, Cottrell, Swindon . =ayK2pc22IC21pcc8expcos2 (A.3) pc: KIC: a: ( ) (mm) y : 1.914 (a/eref=0.25 ) 2pc1891.1 =eay (A.4) +
9、=4320.141.1332.739.112.1eaeaeaeay (A.5) a/eref= 0.25 y = 1.914 (A.6) . weM2b6= (A.6) M: eb: w: C M ISO 11673: 2005 9 =ayKgeF2pc22IC21pcn2e8expcos3 (A.7) gn: retFFm = (A.8) C . m mt . ctLct24Fmmmmm =+= (A.9) cre)( FFFm = (A.10) M ISO 11673: 2005 10 B() B.1 2 . 100 . 15 ( , 60 ) , PVC U . . B.2 PVC U
10、. . (0.050 mm) , (broach) . U . B.3 30 m . . , . M ISO 11673: 2005 11 C() C.1 . C.2 15 KS M ISO 6259 2 . 5, 10, 25, 50, 100 mm/min . . (power law) 15 . 2 C.3 (152) 3 . M ISO 11673: 2005 12 1 Whittle, A., Burford, R.P. and Hoffman, M. Improvements to C-ring fracture toughness test for poly(vinyl chlo
11、ride) pipes. Plastics, Rubber and Composites, Vol.129, No.8, p.417, 2000 (PVC U) 2006 1 23 135 513 701 7 (02)6009 4567 (02)6009 4887 8 http:/ 607 822 1 11( 10 ) (051)557 1239 Fax. (051)557 0430 702 845 2 1741( 3 ) (053)384 1562 4 Fax. (053)384 1565 790 380 627( 3 ) (054)278 9661 Fax. (054)278 9662 4
12、06 829 7 50( 16 ) (032)260 0260 7 Fax. (032)260 0268 443 766 906 5( 9 ) (031)259 7000 9 Fax. (031)259 7010 200 041 1 9( 304 ) (033)252 9423, 254 9423 Fax. (033)256 9423 361 802 1508 1( 6 ) (043)236 2451 3 Fax. (043)236 2454 305 343 23 14( 5 ) (042)864 2301 3 Fax. (042)864 2304 330 816 43 5( 1204 ) (
13、041)589 0500 3 Fax. (041)589 0504 561 736 1 337 2( 7 ) (063)214 2235 7 Fax. (063)214 2238 506 301 621 15( 4 ) (062)953 1435 7 Fax. (062)953 1438 641 966 298 7 ( 6 ) (055)212 1212 Fax. (055)212 1213 683 804 758 2( 2 ) (052)289 6601 3 Fax. (052)289 6604 425 020 541 3( 4 ) (031)487 6191 4 Fax. (031)487
14、 6195 730 350 92 30( 8 ) (054)473 6954 Fax. (054)473 6955 480 848 2 487 6( 3 ) (031)829 8182 4 Fax. (031)829 8185 KOREAN STANDARDS ASSOCIATION KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKSKS M ISO 11673: 2005 Unplasticized polyvinylchloride(PVCU) pressure pipesDetermination of the fracture toughness properties ICS 23.040.20
copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
备案/许可证编号:苏ICP备17064731号-1