EN 1120-1996 en Plastics Piping Systems - Glass-Reinforced Thermosetting Plastics (GRP) Pipes and Fittings - Determination of the Resistance to Chemical Attack from the Inside of a.pdf

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1、 CEN EN*lLIIO 96 3404589 0337286 606 M BRITISH STANDARD Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes and fittings - Determination of the resistance to chemical atback from the inside of a section in a deflected condition The European Standard EN 1120 : 1996 has the s

2、tatus of a British Standard ICs 23.040.20; 23.040.46 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW -, P 3 -. - - BS EN 1120 : 1996 BS 2782 : Part 12 : Methods 1209 A and B : 1996 CEN EN*L120 96 3404589 0337287 542 AmdNo. Date BS EN 1120 : 1996 Text affected Committees respon

3、sible for this British Standard The preparation of this British Standaxd was entrusted to Technical Committee PRV61, Plastics piping and components, upon which the following bodies were represented: British Gas pic British Plastics Federation British Plumbing Fittings Manufacturers Association Briti

4、sh Valve and Actuator Manufacturers Association Chartered htitution of Water and Environmental Management Department of the Environment (British Board of ment) Department of the Environment (Building Research Establishment) Depariment of the Environment (property and Buildings Directorate) Departmen

5、t of ilansport Electsicity Association Federation of Civil Engineering Contradors Health and Safety Executive Institute of Building Control Institute of Materiais Institution of Civil Engineers Institution of Gas Engineers National Association of Plumbing, Heating and Mechanid Services Contractors P

6、ipeline Industries Guild. Plastics Land Drajnage Manufacturers Association Society of British Gas Industries Society of British Water Industries Water Companies Association Water Services Association of England and Wales The foliowing bodies were also represented in the draftkg of the standard, thro

7、ugh subcommittees and panels: This British Standard, having been prepared under the direction of the Sector Board for Materiais and Chemicals, was published under the authority of the Standards Board an comes into effect on 15 September 1996 O BSI 1996 Association of Consulting Engineers Engineering

8、 Equipment and Materiah Users Association Institution of Mechanical Engineers WRA Technology Ltd. _ The following BSI references relate to the work on this standard Committee reference PRY61 Draft for comment 93/309421 DC ISBN O 080 26898 X CEN EN*LL20 96 m 3404589 0337288 489 BS EN 1120 : 1996 Cont

9、ents page Committees responsible Inside front cover National foreword ii Foreword 2 Method 1 Scope 3 2 Nomativereferences 3 3 Demtions 3 4 principle 3 6 Testliquid 3 6 4- 7 Testpieces 8 9 Conditioning Determidion of the dimensions of the test piece 10 %st procedure using deflection measurement 5 11

10、Test procedure using 23.040.45 DescnpWrs: Plastic tubes, reinforced plastics, glass-reinforced plastics, thermosethg resins, pipe fim, tests, chemical resistance, chemical attack English version Plastics piping systems- GICCICTreored thermosetting pMcs (GRP) pipes and fittmgs- Determination of the r

11、esktance to chemical attack hm the inside of a section in a deflected condition Systemes de canabaQ * ?om piastiques - lbes et raccords en plastique thermoddle renforc de verre (PRV) - Dte-on de la rsistance une at;tarIue chimique par l?intikieur d?un tronon de tube soumis dflexion Kunststoff-Rohrle

12、itungssysteme - Rohre und Formstcke ilus glasfaserverstarkten duroplastischen Kunststoffen (GFK) - ErmiUiung der Wide - materiaidependent requirements are not given; - editoriai changes have been introduced The materiaidependent test parameters andor performance requirements are incorporated in the

13、referring standard This standard is one of a series of standards on test methods which support System Standards for plastics piping systems and ducting systems. This standard shall be given the status of a national standar4 either by publidon of an identical text or by endorsement, at the latest by

14、September 1996, and the latest by September 1996. According to the CENKENELEC Interd Regulations, the following countries are bound to implement this standard: Austria, Belgium, Denmark, Finland, France, Germanx Greece, Iceiand, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Swede

15、n, Switzerland and the United Kingdom. tests performed using these criteria. conuicting national standards shall be withdrawn at O BSI 1996 E CEN EN*iirLL20 96 3404589 0137276 555 = Page 7 EN 1120 : 1996 13 %st report The test report shail include the following: a) a reference to this standard and t

16、he referring b) a fuli idenMcaiion of the pipe or fitting tested; c) the number of test pieces; d) the dimensions of the test pieces; e) the positions in the pipes or fittings nom which the test pieces were obtain4 f) the mean diameter, am, of the test piece before deflection; g) the mean wall thick

17、ness, e, of the test piece; h) the test procedure followed (defiection or strain) and the percentage defection or srajq i) the test temperature and the temperature during conditioning, if applicable; j) a complete description of the test liquid, and its concentration; k) the interval between complet

18、ion of deflection of the test piece (see 10.4 or 11.6) and the introduction of the test liquid; 1) the failure mode (see note 2 to clause 1 and 10.9 or 11.9) and time to failure of each test piece; m) if applicable, evidence of the causes of structural faiiure (see note 2 to ciause i). Details of an

19、y of the foilowing phenomena observed in the test piece (see 10.9 and 11.9) together with the elapsed time (see 10.10 and ll.lO), and its location, using the bottom centre of the test piece as the reference point standard; - discolouration; - leakage; - crazing; - cracking; - fracture; n) the extrap

20、olated deflection or sbrain value and the correspondhg extrapolation time (see clause 12); o) any factors which can have affected the results, such as any incidents or any operathg details not specified in this standara p) the dates between which the tests were conducted. O BSI 1996 E CEN EN*l1120 9

21、6 3404589 0337297 493 BS EN 1120 : 1996 List of references See national foreword. ? O BSI 1996 - CEN EN*1120 9b 3404589 0137298 328 BS EN 1120 : 1996 BS 2782 : Part 12 : Methods 1209 A and B : 1996 BSI 389 Chiswick High Road London w4 4AL BSI - British Standards Institution BSI is the independent na

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