1、November 2010 Translation by DIN-Sprachendienst.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).I
2、CS 23.040.70!$lFz“1733587www.din.deDDIN EN 13766Thermoplastic multi-layer (non-vulcanized) hoses and hose assembliesfor the transfer of liquid petroleum gas and liquefied natural gas SpecificationEnglish translation of DIN EN 13766:2010-11Thermoplastische, mehrlagige (nicht vulkanisierte) Schluche u
3、nd Schlauchleitungen frdie Frderung von Flssiggas und verflssigtem Erdgas SpezifikationEnglische bersetzung von DIN EN 13766:2010-11Tuyaux et flexibles en thermoplastique multi couches (non vulcaniss) utiliss pour ledpotage de gaz ptrolier liquide et gaz naturel liqufi SpcificationTraduction anglais
4、e de DIN EN 13766:2010-11SupersedesDIN EN 13766:2003-05www.beuth.deDocument comprises pagesIn case of doubt, the German-language original shall be considered authoritative.11.1025DIN EN 13766:2010-11 A comma is used as the decimal marker. National foreword This document has been prepared by Technica
5、l Committee CEN/TC 218 “Rubber and plastics hoses and hose assemblies” (Secretariat: BSI, United Kingdom). The responsible German body involved in its preparation was the Normenausschuss Kautschuktechnik (Rubber Technology Standards Committee), Working Committee NA 045-02-12 AA Schluche. The DIN Sta
6、ndards corresponding to the International Standards referred to in Clause 2 of this document are as follows: EN 10045-1 DIN EN 10045-1 EN 10088-3 DIN EN 10088-3 EN ISO 527-1 DIN EN ISO 527-1 EN ISO 1043-1 DIN EN ISO 1043-1 EN ISO 1402 DIN EN ISO 1402 EN ISO 1746 DIN EN ISO 1746 EN ISO 4671 DIN EN IS
7、O 4671 EN ISO 4672 DIN EN ISO 4672 EN ISO 7326 DIN EN ISO 7326 EN ISO 8031 DIN EN ISO 8031 EN ISO 8330 DIN EN ISO 8330 EN ISO 13934-1 DIN EN ISO 13934-1 Amendments This standard differs from DIN EN 13766:2003-05 as follows: a) the standard has been updated and revised; b) Clause 1 “Scope”: reference
8、 is made to EN 1474-2; c) Table 1: the working temperature has been changed to -196 C; d) Subclause 7.1: reference to new test standards has been added; e) Table 3: the test for change in length has been rendered more precise; f) Table 4: the test for electrical resistance has been rendered more pre
9、cise; g) Subclause 7.5: a new subclause relating to electrical continuity has been added; h) Subclause 10.1: hose marking has been simplified; i) Annex E: the text has been revised to incorporate cyclic testing to low temperatures; j) Annex G: the tests to be carried out have been moved from hoses t
10、o hose assemblies; k) Annex H: the tests to be carried out have been moved from hoses to hose assemblies. Previous editions DIN EN 13766: 2003-05 2 DIN EN 13766:2010-11 National Annex NA (informative) Bibliography DIN EN 10045-1, Charpy impact test on metallic materials Part 1: Test method DIN EN 10
11、088-3, Stainless steels Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes DIN EN ISO 527-1, Plastics Determination of tensile properties Part 1: General principles DIN EN ISO 1043-1, Pla
12、stics Symbols and abbreviated terms Part 1: Basic polymers and their special characteristics DIN EN ISO 1402, Rubber and plastics hoses and hose assemblies Hydrostatic testing DIN EN ISO 1746, Rubber or plastics hoses and tubing Bending tests DIN EN ISO 4671, Rubber and plastics hoses and hose assem
13、blies Methods of measurement of the dimensions of hoses and the lengths of hose assemblies DIN EN ISO 4672, Rubber and plastics hoses Sub-ambient temperature flexibility tests DIN EN ISO 7326, Rubber and plastics hoses Assessment of ozone resistance under static conditions DIN EN ISO 8031, Rubber an
14、d plastics hoses and hose assemblies Determination of electrical properties DIN EN ISO 8330, Rubber and plastics hoses and hose assemblies Vocabulary DIN EN ISO 13934-1, Textiles Tensile properties of fabrics Part 1: Determination of maximum force and elongation at maximum force using the strip meth
15、od 3 DIN EN 13766:2010-11 This page is intentionally blank 4 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 13766 June 2010 ICS 23.040.70 Supersedes EN 13766:2003English Version Thermoplastic multi-layer (non-vulcanized) hoses and hose assemblies for the transfer of liquid petroleum gas and li
16、quefied natural gas - Specification Tuyaux et flexibles en thermoplastique multi couches (non vulcaniss) utiliss pour le dpotage de gaz ptrolier liquide et gaz naturel liqufi - Spcification Thermoplastische, mehrlagige (nicht vulkanisierte) Schluche und Schlauchleitungen fr die Frderung von Flssigga
17、s und verflssigtem Erdgas - Spezifikation This European Standard was approved by CEN on 5 May 2010. 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-
18、to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN 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 un
19、der the responsibility of a CEN member into its own language and notified to the CEN 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, France, German
20、y, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG M
21、anagement Centre: Avenue Marnix 17, B-1000 Brussels 2010 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 13766:2010: EEN 13766:2010 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Terms and definitions . 54 Classif
22、ication 55 Materials and construction . 56 Dimensions . 66.1 Internal diameters, with tolerances and minimum bend radii . 66.2 Tolerance on length . 77 Performance requirements of hoses and hose assemblies 77.1 Film and fabric . 77.2 Hoses 77.3 End fittings . 87.4 Hose assemblies 87.5 Electrical con
23、tinuity . 98 Test frequency . 99 Type tests . 910 Marking . 1010.1 Hose marking . 1010.2 Hose assembly marking 10Annex A (normative) Crush recovery test 11Annex B (normative) Method of test for thermal ageing . 13Annex C (normative) Method of test of fittings subjected to low temperatures. 14C.1 Gen
24、eral 14C.2 Specimen size 14Annex D (normative) Sequence of hydrostatic tests . 15Annex E (normative) Method of test for fitting security 16Annex F (normative) Method of test for leak tightness . 18Annex G (normative) Type and routine tests for hoses and hose assemblies 19Annex H (informative) Batch
25、tests for hoses and hose assemblies 20Bibliography 21DIN EN 13766:2010-11 EN 13766:2010 (E) 3 Foreword This document (EN 13766:2010) has been prepared by Technical Committee CEN/TC 218 “Rubber and plastics hoses and hose assemblies”, the secretariat of which is held by BSI. This European Standard sh
26、all be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by December 2010, and conflicting national standards shall be withdrawn at the latest by December 2010. This document supersedes EN 13766:2003. Compared to the 2003 version, ch
27、anges have been made to the following (sub)clauses, tables and annexes: Scope: Reference to EN 1474-2 added; Table 1: Temperature has been changed to 196 C; 7.1: Reference to new test standards added; Table 3: Change in length test refined; Table 4: Electrical resistance test refined; 7.5: Electrica
28、l Continuity text added; 10.1: Hose marking simplified; Annex E: text revised to incorporate cyclic testing to low temperatures; Annex G: Tests moved from hose to hose assemblies; Annex H: Tests moved from hose to hose assemblies. This document has also been presented to ISO/TC 45/SC 1, for adoption
29、 as an ISO standard under the Vienna agreement. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Fr
30、ance, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. DIN EN 13766:2010-11 EN 13766:2010 (E) 4 1 Scope This European Standard specifies requirem
31、ents for two types of thermoplastic multi-layer (non-vulcanized) transfer hoses and hose assemblies for carrying liquefied petroleum gas and liquefied natural gas. Each type is subdivided into two classes, one for onshore duties, and the other for offshore. This European Standard is applicable for h
32、ose sizes from 25 mm to 250 mm, working pressures from 10,5 bar to 25 bar and operating temperatures from 196 C to + 45 C. NOTE Offshore LNG hose assemblies are also specified in EN 1474-2. WARNING Persons using this European Standard should be familiar with normal laboratory practice. This standard
33、 does not purport to address all the safety problems, if any, associated with its use. It is the responsibility of the user to establish appropriate health and safety practices and to ensure compliance with any national regulatory conditions. 2 Normative references The following referenced documents
34、 are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 10045-1, Metallic materials Charpy impact test Part 1: Test method EN 10088-3, S
35、tainless steels Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes EN ISO 527-1, Plastics - Determination of tensile properties Part 1: General principles (ISO 527-1:1993 including Corr 1
36、:1994) EN ISO 1043-1, Plastics Symbols and abbreviated terms Part 1: Basic polymers and their special characteristics (ISO 1043-1:2001) EN ISO 1402:2009, Rubber and plastics hoses and hose assemblies Hydrostatic testing (ISO 1402:2009) EN ISO 1746, Rubber or plastics hoses and tubing Bending tests (
37、ISO 1746:1998, including technical corrigendum 1:1999) EN ISO 4671, Rubber and plastics hose and hose assemblies Methods of measurement of the dimensions of hoses and the lengths of hose assemblies (ISO 4671:2007) EN ISO 4672, Rubber and plastics hoses Sub-ambient temperature flexibility tests (ISO
38、4672:1997) EN ISO 7326, Rubber and plastics hoses Assessment of ozone resistance under static conditions (ISO 7326:2006) EN ISO 8031:2009, Rubber and plastics hoses and hose assemblies Determination of electrical resistance and conductivity (ISO 8031:2009) EN ISO 8330:2008, Rubber and plastics hoses
39、 and hose assemblies Vocabulary (ISO 8330:2007) EN ISO 13934-1, Textiles Tensile properties of fabrics Part 1: Determination of maximum force and elongation at maximum force using the strip method (ISO 13934-1:1999) DIN EN 13766:2010-11 EN 13766:2010 (E) 5 3 Terms and definitions For the purposes of
40、 this document, the terms and definitions given in EN ISO 8330:2008 apply. 4 Classification Hoses shall be classified according to their usage, working pressure and working temperature range as given in Table 1. Table 1 Pressure and temperature range Pressure/temperature Class Aa Class Bb Class ACla
41、ss B Type 1 Type 1 Type 2 Type 2 Maximum working pressure (bar) 25 20 13 10,5 Proof pressure (bar) 37,5 30 19,5 15,8 Minimum burst pressure (bar) 100 100 52 52,5 Working temperature range (C) 50 3 to + 45 50 3 to + 45 196 5 to + 45 196 5 to + 45 NOTE 1 1 bar = 0,1 Mpa NOTE 2 Due to pressurisation du
42、ring test and operations the temperature of the fluid could increase. The indicated temperatures are measured at atmospheric pressure; aClass A is for use onshore. bClass B is for use offshore. 5 Materials and construction Hoses shall be constructed as shown in Figure 1 and shall consist of the foll
43、owing: a) Class A: 1) An internal wire helix of stainless steel conforming to EN 10088-3, numbers 1.4306, 1.4401, 1.4404 or 1.4436; 2) A multi-ply wall of layers of films and fabrics made of thermoplastics that in combination give the required properties specified in Table 1 and provide a complete s
44、eal; 3) An external wire helix of stainless steel conforming to EN 10088-3, numbers 1.4306, 1.4401, 1.4404 or 1.4436. b) Class B: 1) An internal wire helix of stainless steel conforming to EN 10088-3, numbers 1.4401, 1.4404 or 1.4436; 2) A multi-ply wall of layers of films and fabrics made of thermo
45、plastics that in combination give the required properties specified in Table 1 and provide a complete seal; 3) An external wire helix of stainless steel conforming to EN 10088-3, numbers 1.4401, 1.4404 or 1.4436. DIN EN 13766:2010-11 EN 13766:2010 (E) 6 NOTE By agreement between manufacturer and pur
46、chaser, the outer layer may have colour identification. Key 1 internal wire 2 film 3 fabric 4 external wire Figure 1 Section of a typical thermoplastic multilayer hose 6 Dimensions 6.1 Internal diameters, with tolerances and minimum bend radii When measured in accordance with EN ISO 4671, the values
47、 of the internal diameter of the hose shall conform to Table 2. When tested by the method described in EN ISO 1746 the value of the minimum bend radius shall be as given in Table 2. The hose shall show no sign of permanent deformation of the cross section i.e. kinking. Table 2 Dimensions and minimum
48、 bend radius Dimensions in millimetres Internal diameter Tolerance Minimum bend radius 25 1 150 32 1 175 38 1 175 40 1 200 50 1 200 65 2 200 75 2 250 80 2 250 100 2 500 150 2 660 200 3 910 250 3 2 500 DIN EN 13766:2010-11 EN 13766:2010 (E) 7 6.2 Tolerance on length When tested in accordance with EN ISO 4671 the tolerance on the measured length of delivered hose assemblies shall be %21+. 7 Performance requirements of hoses and hose assemblies 7.1 Film and fabric When tested at the minimum temperature, Type 1: 50 3 C and Type 2: 196 5 C (and in accordance with EN ISO 13934-1 or equivalent fo
