1、March 2017 English price group 14No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 23.040.70; 91.140.60!%bVh“2635169w
2、ww.din.deDIN EN 13618Flexible hose assemblies in drinking water installations Functional requirements and test methods;English version EN 13618:2016,English translation of DIN EN 13618:2017-03Flexible Schlauchverbindungen in TrinkwasserInstallationen Funktionsanforderungen und Prfverfahren;Englische
3、 Fassung EN 13618:2016,Englische bersetzung von DIN EN 13618:2017-03Tuyaux flexibles pour installations deau potable Exigences fonctionnelles et mthodes dessai;Version anglaise EN 13618:2016,Traduction anglaise de DIN EN 13618:2017-03SupersedesDIN EN 13618:201112www.beuth.deDocument comprises 31 pag
4、esDTranslation by DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.02.172 A comma is used as the decimal marker. National foreword This document (EN 13618:2016) has been prepared by Technical Committee CEN/TC 164 “Water supply” (Secretariat: AFNOR,
5、France). The responsible German body involved in its preparation was DIN-Normenausschuss Armaturen (DIN Standards Committee Valves), Working Committee NA 003-02-01 AA Sanitrarmaturen. Amendments This standard differs from DIN EN 13618:2011-12 as follows: a) stress corrosion testing is carried out wi
6、th ammonium only; b) requirements for the test method for resistance of seat of female fittings have been deleted; c) in Table 8, specific minimum flow rates and minimum bore diameters have been left open; d) for testing the pressure jumps resistance, detailed specifications for DN and applied test
7、pressure have been given; e) new test methods for corrosion resistance and UV resistance have been introduced; f) in Table A.2, the dimensions for C have been reduced; g) in the hydraulic performance and durability test, the number of impulses has been reduced; h) the recommended surveillance testin
8、g of specific functional requirements has been introduced. Previous editions DIN EN 13618: 2011-12 DIN EN 13618:2017-03 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 13618 December 2016 ICS 23.040.70; 91.140.60 Supersedes EN 13618:2011English Version Flexible hose assemblies in drinking water
9、 installations - Functional requirements and test methods Tuyaux flexibles pour installations deau potable - Exigences fonctionnelles et mthodes dessai Flexible Schlauchverbindungen in Trinkwasser-Installationen - Funktionsanforderungen und Prfverfahren This European Standard was approved by CEN on
10、15 August 2016. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may
11、be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to
12、 the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland,
13、Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey andUnited Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management
14、Centre: Avenue Marnix 17, B-1000 Brussels 2016 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 13618:2016 EEN 13618:2016 (E) 2 Contents Page European foreword . 4 1 Scope 5 2 Normative references 5 3 Terms and definitions . 6 4 Req
15、uirements . 8 4.1 Materials . 8 4.1.1 General 8 4.1.2 Chemical and hygienic requirements 8 4.1.3 Hoses 8 4.1.4 Fittings and sleeves 8 4.1.5 Braiding 8 4.1.6 Sealings . 8 4.2 Functional requirements 8 4.2.1 General 8 4.2.2 Fittings 9 4.2.3 Hose assemblies 12 5 Designation. 15 6 Marking 15 Annex A (no
16、rmative) Tests on fittings . 17 A.1 Dimensions and thread control 17 A.2 Ammonium test. 17 A.3 Tightening test 17 A.3.1 Test samples 17 A.3.2 Procedure 17 A.4 Bending test . 18 A.4.1 Test samples 18 A.4.2 Procedure 18 Annex B (normative) Hose assembly tests . 21 B.1 Flow rate test . 21 B.1.1 Test sa
17、mples 21 B.1.2 Procedure 21 B.2 Ageing treatment by hot storage 22 B.2.1 Test samples 22 B.2.2 Procedure 22 B.3 Tensile test . 22 B.3.1 Test samples 22 B.3.2 Procedure 22 B.4 Hydrostatic pressure test 22 B.4.1 Test samples 22 B.4.2 Procedure 22 B.5 Hydraulic performance and durability test 23 B.5.1
18、Test samples 23 B.5.2 Test conditions 23 B.5.3 Procedure 23 DIN EN 13618:2017-03 EN 13618:2016 (E) 3 B.6 Test of resistance to pressure jumps . 24 B.6.1 Test samples . 24 B.6.2 Test conditions 24 B.6.3 Procedure 24 B.7 Temperature cycling test . 24 B.7.1 Test samples . 24 B.7.2 Procedure 25 B.8 Corr
19、osion resistance test . 25 B.8.1 Test samples . 25 B.8.2 Procedure 25 B.9 Bending test 25 B.9.1 Test samples . 25 B.9.2 Procedure 25 B.10 Test of resistance to frost 27 B.10.1 Test samples . 27 B.10.2 Procedure 27 Annex C (informative) Surveillance testing . 28 Bibliography . 29 DIN EN 13618:2017-03
20、 EN 13618:2016 (E) 4 European foreword This document (EN 13618:2016) has been prepared by Technical Committee CEN/TC 164 “Water supply”, the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national standard, either by publication of an identical text or b
21、y endorsement, at the latest by June 2017, and conflicting national standards shall be withdrawn at the latest by June 2017. 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 shall not be held responsible for iden
22、tifying any or all such patent rights. This document supersedes EN 13618:2011. EN 13618:2016 includes the following significant technical changes with respect to EN 13618:2011: a) the stress corrosion testing is carried out with ammonium only; b) requirement ad test method for resistance of seat of
23、female fitting are deleted; c) in Table 8, specific minimum flow rates and minimum bore diameters are left open; d) for testing the pressure jumps resistance, detailed specification for DN and applied test pressure are given; e) new test methods for corrosion resistance and UV resistance are introdu
24、ced; f) in Table A.2, the dimensions C are reduced; g) in hydraulic performance and durability test, the number of impulses is reduced; h) the recommended surveillance testing of specific functional requirements is introduced. According to the CEN/CENELEC Internal Regulations, the national standards
25、 organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxemb
26、ourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 13618:2017-03 EN 13618:2016 (E) 5 1 Scope This European Standard specifies the requirements and test methods for materials, dimensions and function for f
27、lexible hose assemblies for drinking water installations, braided or not, designed for use with drinking water with an allowable maximum operating pressure (PMA) of 1 MPa and maximum operating temperature 70 C to connect sanitary tap ware, heaters and similar appliances. NOTE Flexible hose assemblie
28、s intended to be used as integral parts of electrical appliances are covered by EN 61770 1. 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
29、. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 248, Sanitary tapware General specification for electrodeposited coatings of Ni-Cr EN 806-2, Specification for installations inside buildings conveying water for human consumption Part 2: D
30、esign EN 1254-2, Copper and copper alloys Plumbing fittings Part 2: Fittings with compression ends for use with copper tubes EN 1254-3, Copper and copper alloys Plumbing fittings Part 3: Fittings with compression ends for use with plastics pipes EN 1254-4, Copper and copper alloys Plumbing fittings
31、Part 4: Fittings combining other end connections with capillary or compression ends EN ISO 228-1, Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation (ISO 228-1) EN ISO 1456, Metallic and other inorganic coatings Electrodeposited coatin
32、gs of nickel, nickel plus chromium, copper plus nickel and of copper plus nickel plus chromium (ISO 1456) EN ISO 9080, Plastics piping and ducting systems Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation (ISO 9080) EN ISO 15875-2, Plastics
33、 piping systems for hot and cold water installations Crosslinked polyethylene (PE-X) Part 2: Pipes (ISO 15875-2) EN ISO 15876-2, Plastics piping systems for hot and cold water installations Polybutylene (PB) Part 2: Pipes (ISO 15876-2) EN ISO 22391-2, Plastics piping systems for hot and cold water i
34、nstallations Polyethylene of raised temperature resistance (PE-RT) Part 2: Pipes (ISO 22391-2) EN ISO 30013:2011, Rubber and plastics hoses Methods of exposure to laboratory light sources Determination of changes in colour, appearance and other physical properties (ISO 30013:2011) ISO 7-1, Pipe thre
35、ads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation ISO 6957, Copper alloys Ammonia test for stress corrosion resistance DIN EN 13618:2017-03 EN 13618:2016 (E) 6 3 Terms and definitions For the purposes of this document, the following terms and defi
36、nitions apply. 3.1 hose assembly flexible hose with or without braiding and furnished at one or both ends with a fitting or an integrated flange, or adapted to meet the use of appropriate fittings Note 1 to entry: See Figure 1: Key 1 internal hose 2 braiding 3 sleeve 4 fitting 5 outer layer (optiona
37、l) Figure 1 Example of hose assembly components 3.2 internal hose internal part of the hose assembly 3.3 braiding external applied reinforcement intended to achieve the pressure resistance and to protect the internal hose from blunt impact, rubbing or constriction, usually achieved with stainless st
38、eel or synthetic wires 3.4 sleeve component used to fix internal hose mechanically to fittings 3.5 fitting component attached to the end of the flexible hose to facilitate connection to appliances Note 1 to entry: Examples of shape and designation of the fitting are given in Table 1: DIN EN 13618:20
39、17-03 EN 13618:2016 (E) 7 Table 1 Shape and designation of fittings Type Shape Designation 1 Fixed male fitting in accordance with EN ISO 228-1 or ISO 7-1 2 Revolving male fitting in accordance with EN ISO 228-1 or ISO 7-1 3 Straight female fitting in accordance with EN ISO 228-1 or ISO 7-1 4 Elbow
40、female fitting in accordance with EN ISO 228-1 5 Compression biconical fitting 6 Fitting with plain and short smooth tube with recess 7 Fitting with plain and short smooth tube without recess 8 Metric male thread fitting 9 Special applications DIN EN 13618:2017-03 EN 13618:2016 (E) 8 4 Requirements
41、4.1 Materials 4.1.1 General All materials used shall be chemically compatible with each other and with the water supplied (following the common chemical reaction and/or corrosion knowledge of the materials concerned). 4.1.2 Chemical and hygienic requirements All materials coming into contact with wa
42、ter intended for human consumption shall not present a health risk or cause any change in the drinking water in terms of quality, appearance, smell or taste. Products intended for use in drinking water supply systems should comply with national regulations and testing arrangements, where they exist,
43、 that ensure fitness for contact with drinking water. 4.1.3 Hoses 4.1.3.1 Internal hoses Internal hoses can be made of elastomeric, thermoplastics and plastics materials. 4.1.3.2 Non-braided hoses Non-braided hoses shall comply with long-term stress requirements in accordance with EN ISO 15875-2, EN
44、 ISO 15876-2 and EN ISO 22391-2 when evaluated in accordance with EN ISO 9080. 4.1.4 Fittings and sleeves Fittings and sleeves with exception of plain end fittings with and without recess shall be manufactured from corrosion-resistant materials. Sleeves and plain end fittings with and without recess
45、 shall be made of corrosion-resistant metallic materials only. Aluminium materials are not allowed. 4.1.5 Braiding Braiding shall be made of stainless steel wires or plastics wires/bands. Braiding made of stainless steel can have integrated plastic wires/bands for colour coding only. In case of brai
46、ding made of plastics materials, the hose assembly shall be UV resistant in accordance with 4.2.3.10. 4.1.6 Sealings Sealing materials shall demonstrate the compliance with 4.2. 4.2 Functional requirements 4.2.1 General The separate components and hose assemblies shall comply and be tested to the fu
47、nctional requirements as indicated in Table 2. The surveillance testing for specific functional requirements is recommended. If the surveillance testing is carried out, this should be done in accordance with Annex C. DIN EN 13618:2017-03 EN 13618:2016 (E) 9 Table 2 List of characteristics for separa
48、te components and for hose assemblies Characteristic Requirement subclause Test method clause/subclause Fittings and sleeves Dimensions 4.2.2.1 A.1 Stress corrosion 4.2.2.2 A.2 Resistance to tightening torque of fitting 4.2.2.3 A.3 Resistance to bending 4.2.2.4 A.4 Hose assembly Length of hose assem
49、bly 4.2.3.1 4.2.3.1 Flow rate 4.2.3.2 B.1 Tensile stress resistance 4.2.3.4 B.3 Leak tightness under internal hydrostatic pressure 4.2.3.3 B.4 Pressure cycling resistance 4.2.3.5 B.5 Resistance to pressure jumps 4.2.3.6 B.6 Temperature cycling resistance 4.2.3.7 B.7 Frost resistance 4.2.3.8 B.10 Resistance to corrosion 4.2.3.9 B.8 Flexibility 4.2.3.11 B.9 UV resistance 4.2.3.10 4.2.3.10 4.2.2 Fittings 4.2.2.1 Dimensions Fittings shall comply with the appropriate dimensions as stated in Tables 3, 4 and 5 when check
