BS PD CEN TS 1452-7-2014 Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure Unplasticized poly(vinyl chloride) (.pdf

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1、BSI Standards Publication PD CEN/TS 1452-7:2014 Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure Unplasticized poly(vinyl chloride) (PVC-U) Part 7: Guidance for the assessment of conformityPD CEN/TS 1452-7:2014 PUBLISHED DOCUMENT National

2、foreword This Published Document is the UK implementation of CEN/TS 1452-7:2014. It supersedes DD ENV 1452-7:2001 and DD CEN/TS 1456-2:2003 which are withdrawn. The UK participation in its preparation was entrusted to Technical Committee PRI/88/2, Plastics piping for pressure applications. A list of

3、 organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2014. Published by BSI Standards Lim

4、ited 2014 ISBN 978 0 580 76569 8 ICS 23.040.20; 91.140.60 Compliance with a British Standard cannot confer immunity from legal obligations. This Published Document was published under the authority of the Standards Policy and Strategy Committee on 31 January 2014. Amendments issued since publication

5、 Date T e x t a f f e c t e dPD CEN/TS 1452-7:2014TECHNICAL SPECIFICATION SPCIFICATION TECHNIQUE TECHNISCHE SPEZIFIKATION CEN/TS 1452-7 January 2014 ICS 91.140.60 Supersedes CEN/TS 1456-2:2003, ENV 1452-7:2000 English Version Plastics piping systems for water supply and for buried and above-ground d

6、rainage and sewerage under pressure - Unplasticized poly(vinyl chloride) (PVC-U) - Part 7: Guidance for the assessment of conformity Systmes de canalisations en plastique pour lalimentation en eau, pour branchements et collecteurs dassainissement enterrs et ariens avec pression - Poly(chlorure de vi

7、nyle) non plastifi (PVC-U) - Partie 7: Guide pour lvaluation de la conformit Kunststoff-Rohrleitungssysteme fr die Wasserversorgung und fr erdverlegte und nicht erdverlegte Entwsserungs- und Abwasserdruckleitungen - Weichmacherfreies Polyvinylchlorid (PVC-U) - Teil 7: Empfehlungen fr die Beurteilung

8、 der Konformitt This Technical Specification (CEN/TS) was approved by CEN on 9 December 2013 for provisional application. The period of validity of this CEN/TS is limited initially to three years. After two years the members of CEN will be requested to submit their comments, particularly on the ques

9、tion whether the CEN/TS can be converted into a European Standard. CEN members are required to announce the existence of this CEN/TS in the same way as for an EN and to make the CEN/TS available promptly at national level in an appropriate form. It is permissible to keep conflicting national standar

10、ds in force (in parallel to the CEN/TS) until the final decision about the possible conversion of the CEN/TS into an EN is reached. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Mac

11、edonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EU

12、ROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2014 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. CEN/TS 1452-7:2014 EPD CEN/TS 1452-7:2014 CEN/TS 1452-7:2014 (E) 2 Contents Page Forewo

13、rd . 3 Introduction 4 1 Scope . 5 2 Normative references . 5 3 Terms and definitions 5 4 Abbreviated terms 9 5 General . 9 6 Testing and inspection . 9 6.1 Grouping 9 6.1.1 General . 9 6.1.2 Size groups 10 6.1.3 Fitting/valve groups 10 6.2 Type tests (TTs) 10 6.3 Batch release tests (BRTs) 16 6.4 Pr

14、ocess verification tests (PVTs) 18 6.5 Audit tests (ATs) . 20 6.6 Indirect tests (ITs) . 23 6.7 Test records 23 Annex A (informative) Basic test Matrix for PVC-U Water and Pressure Sewer piping components . 24 Bibliography . 26 PD CEN/TS 1452-7:2014 CEN/TS 1452-7:2014 (E) 3 Foreword This document (C

15、EN/TS 1452-7:2014) has been prepared by Technical Committee CEN/TC 155 “Plastics piping systems and ducting systems”, the secretariat of which is held by NEN. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shal

16、l not be held responsible for identifying any or all such patent rights. This document supersedes ENV 1452-7:2000, CEN/TS 1456-2:2003, which have been technically revised. EN ISO 1452, Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure Unpla

17、sticized poly(vinyl chloride) (PVC-U), consists of the following parts: Part 1: General Part 2: Pipes Part 3: Fittings Part 4: Valves Part 5: Fitness for purpose of the system This part of EN ISO 1452 gives guidance for the assessment of conformity of compounds/formulations, products, joints and ass

18、emblies in accordance with the applicable parts of EN ISO 1452 intended to be included in the manufacturers quality plan as part of the quality management system and for the establishment of certification procedures: Part 7: Guidance for the assessment of conformity. According to the CEN-CENELEC Int

19、ernal Regulations, the national standards organizations of the following countries are bound to announce this Technical Specification: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Icel

20、and, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. PD CEN/TS 1452-7:2014 CEN/TS 1452-7:2014 (E) 4 Introduction Figures 1 and 2 are intended to provide general inform

21、ation on the concept of testing and organization of those tests used for the purpose of the assessment of conformity. For each type of tests (i.e. type testing (TT), batch release test (BRT), process verification test (PVT) and audit test (AT), this part of EN ISO 1452 details the applicable charact

22、eristics to be assessed as well as the frequency and sampling of testing. A typical scheme for the assessment of conformity of compounds/formulations, pipes, fittings, valves, joints or assemblies by manufacturers is given in Figure 1. Figure 1 Typical scheme for the assessment of conformity by a ma

23、nufacturer A typical scheme for the assessment of conformity of compounds/formulations, pipes, fittings, valves, joints or assemblies by manufacturers, including a certification, is given in Figure 2. Figure 2 Typical scheme for the assessment of conformity by a manufacturer, including a certificati

24、on PD CEN/TS 1452-7:2014 CEN/TS 1452-7:2014 (E) 5 1 Scope This part of EN ISO 1452 gives guidance for the assessment of conformity of compounds/formulations, products, joints and assemblies in accordance with the applicable parts of EN ISO 1452 intended to be included in the manufacturers quality pl

25、an as part of the quality management system and for the establishment of certification procedures. NOTE 1 It is recommended that the quality management system conforms to or is no less stringent than the relevant requirements to EN ISO 9001 1. NOTE 2 If certification is involved, the certification b

26、ody and inspection body is preferably compliant with EN ISO/IEC 17065 5 or EN ISO/IEC 17021 3, as applicable. In conjunction with Parts 1 to 5 of EN ISO 1452 (see Foreword) this document is applicable to unplasticized poly(vinyl chloride) (PVC-U) plastics piping systems for water supply and for buri

27、ed and above-ground drainage and sewerage under pressure. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the late

28、st edition of the referenced document (including any amendments) applies. EN ISO 1452-1:2009, Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure - Unplasticized poly(vinyl chloride) (PVC-U) - Part 1: General (ISO 1452-1:2009) EN ISO 1452-2:2

29、009, Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure - Unplasticized poly(vinyl chloride) (PVC-U) - Part 2: Pipes (ISO 1452-2:2009) EN ISO 1452-3:2010, Plastics piping systems for water supply and for buried and above-ground drainage and

30、sewerage under pressure - Unplasticized poly(vinyl chloride) (PVC-U) - Part 3: Fittings (ISO 1452-3:2009, corrected version 2010-03-01) EN ISO 1452-4:2009, Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure - Unplasticized poly(vinyl chlorid

31、e) (PVC-U) - Part 4: Valves (ISO 1452-4:2009) EN ISO 1452-5:2010, Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure - Unplasticized poly(vinyl chloride) (PVC-U) - Part 5: Fitness for purpose of the system (ISO 1452-5:2009, corrected version

32、 2010-03-01) 3 Terms and definitions For the purposes of this document, the following terms and definitions given in EN ISO 1452-1:2009, EN ISO 1452-2:2009, EN ISO 1452-3:2010, EN ISO 1452-4:2009 and the following apply. 3.1 certification body impartial body, governmental or non-governmental, posses

33、sing the necessary competence and responsibility to carry out certification of conformity according to given rules of procedure and management Note 1 to entry: A certification body is preferably compliant with EN ISO/IEC 17065 5. 3.2 inspection body body that performs inspection Note 1 to entry: A b

34、ody can be an organization or part of an organization. PD CEN/TS 1452-7:2014 CEN/TS 1452-7:2014 (E) 6 Note 2 to entry: An inspection body is preferably compliant with EN ISO/IEC 17020 2. 3.3 testing laboratory laboratory which measures, tests, calibrates or otherwise determines the characteristics o

35、f the performance of materials and products Note 1 to entry: In the context of this part of EN ISO 1452, the materials and products can be subject to type testing, batch release testing, process verification testing, audit testing and witness testing, as applicable. Note 2 to entry: A testing labora

36、tory is preferably compliant with EN ISO/IEC 17025 4. 3.4 quality management system management system to direct and control an organization with regard to quality Note 1 to entry: Requirements for quality management systems are given in EN ISO 9001 1. 3.5 quality plan document setting out the specif

37、ic quality practices, resources and sequence of activities relevant to a particular product or range of products 3.6 type test TT test performed to prove that the material, product, joint or assembly is capable of conforming to the requirements given in the relevant standard Note 1 to entry: The typ

38、e test results remain valid until there is a change in the material or product or assembly, provided that the process verification tests are done regularly. 3.7 batch release test BRT test performed by or on behalf of the manufacturer on a batch of formulation/compound or products, which has to be s

39、atisfactorily completed before the batch can be released 3.8 process verification test PVT test performed by or on behalf of the manufacturer on formulation/compound or products or joints or assemblies at specific intervals to confirm that type test originally performed on these formulation/compound

40、 or products or joints or assemblies continue to be valid and that the process continues to be capable of producing products which conform to the requirements given in the relevant standard Note 1 to entry: Such tests are not required to release batches of formulation/compound or products and are ca

41、rried out as a measure of process control. 3.9 audit test AT test performed by a test laboratory on behalf of an inspection body or certification body to confirm that the formulation/compound, product, joint or assembly continues to conform to the requirements given in the relevant standard and to p

42、rovide information to assess the effectiveness of the quality management system PD CEN/TS 1452-7:2014 CEN/TS 1452-7:2014 (E) 7 3.10 indirect test IT test performed by or on behalf of the manufacturer, different from that specified test for that particular characteristic, having previously verified i

43、ts correlation with the specified test 3.11 witness test WT test accepted by an inspection or a certification body for type testing and/or audit testing, which is carried out by or on behalf of the manufacturer and supervised by a representative of the inspection or certification body, qualified in

44、testing 3.12 material generic term for compositions (compounds/formulations) grouped by families, expressed by generic names, e.g. polypropylene, stainless steel, brass or EPDM Note 1 to entry: Definition from European Commission, Directorate-General for Enterprise and Industry, Sub-group on Product

45、 Testing Procedures (EC, DG ENT and IND, SG PTP). 3.13 compound/formulation clearly defined homogenous mixture of base polymer with additives, e.g. anti-oxidants, pigments, stabilizers and others, at a dosage level necessary for the processing and the intended use of the final product Note 1 to entr

46、y: In water and food contact regulations, the term “composition” is often used instead of compound or formulation. 3.14 material batch clearly identified quantity of a given homogeneous compound/formulation manufactured under uniform conditions and defined and identified by the compound/formulation

47、manufacturer 3.15 product pipe, fitting, or valve of a clearly identified type intended to be a part of a piping system which the manufacturer puts on the market 3.16 product batch clearly identified collection of products, manufactured consecutively or continuously under the same conditions, using

48、the same compound/formulation conforming to the same specification Note 1 to entry: The production batch is defined and identified by the product manufacturer. 3.17 lot clearly identifiable sub-division of a batch for inspection purposes 3.18 sample one or more products drawn from the same productio

49、n batch or lot, selected at random without regard to their quality Note 1 to entry: The number of products in the sample is the sample size. PD CEN/TS 1452-7:2014 CEN/TS 1452-7:2014 (E) 8 3.19 group collection of similar products from which samples are selected for testing purposes 3.20 component part of a product manufactured out of a specific composition (compound/formulation), brought to the market as part of another product or as a spare part Note 1 to entry: For drinking water application, components may be considered as products