1、July 2012 Translation by DIN-Sprachendienst.English price group 11No 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 8
2、3.100!$9L“1902241www.din.deDDIN EN ISO 7214Cellular plastics Polyethylene Methods of test (ISO 7214:2012)English translation of DIN EN ISO 7214:2012-07Schaumstoffe aus Polyethylen Prfverfahren (ISO 7214:2012)Englische bersetzung von DIN EN ISO 7214:2012-07Plastiques alvolaires Polythylne Mthodes des
3、sai (ISO 7214:2012)Traduction anglaise de DIN EN ISO 7214:2012-07SupersedesDIN EN ISO 7214:2007-09www.beuth.deIn case of doubt, the German-language original shall be considered authoritative.Document comprises 18 pages06.12 DIN EN ISO 7214:2012-07 2 A comma is used as the decimal marker. National fo
4、reword This standard has been prepared by Technical Committee ISO/TC 61 “Plastics” in collaboration with Technical Committee CEN/TC 249 “Plastics” (Secretariat: NBN, Belgium). The responsible German body involved in its preparation was the Normenausschuss Materialprfung (Materials Testing Standards
5、Committee), Working Committee NA 062-04-37 AA Prfung weich-elastischer Schaumstoffe. Note concerning Subclause 8.5: There is no national DIN Standard for the determination of the dynamic stiffness. The DIN Standards corresponding to the International Standards referred to in Clause 2 of the EN are a
6、s follows: ISO 845 DIN EN ISO 845 ISO 1798 DIN EN ISO 1798 ISO 1856 DIN EN ISO 1856 ISO 1872-1 DIN EN ISO 1872-1 ISO 1923 DIN EN ISO 1923 ISO 3386-1 DIN EN ISO 3386-1 ISO 3582 DIN EN ISO 3582 ISO 4613-1 DIN EN ISO 4613-1 ISO 4651 DIN EN ISO 4651 ISO 8497 DIN EN ISO 8497 Amendments This standard diff
7、ers from DIN EN ISO 7214:2007-09 as follows: a) Figure 1 showing the shape and dimensions of the specimen has been replaced by Figure 2 from ISO 34-1:2010. Previous editions DIN EN ISO 7214: 2000-12, 2007-09 DIN EN ISO 7214:2012-07 3 National Annex NA (informative) Bibliography DIN EN ISO 845, Cellu
8、lar plastics and rubbers Determination of apparent density DIN EN ISO 1798, Flexible cellular polymeric materials Determination of tensile strength and elongation at break DIN EN ISO 1856, Flexible cellular polymeric materials Determination of compression set DIN EN ISO 1872-1, Plastics Polyethylene
9、 (PE) moulding and extrusion materials Part 1: Designation system and basis for specifications DIN EN ISO 1923, Cellular plastics and rubbers Determination of linear dimensions DIN EN ISO 3386-1, Polymeric materials, cellular flexible Determination of stress-strain characteristics in compression Par
10、t 1: Low-density materials DIN EN ISO 3582, Flexible cellular polymeric materials Laboratory assessment of horizontal burning characteristics of small specimens subjected to a small flame DIN EN ISO 4613-1, Plastics Ethylen/vinyl acetate (E/VAC) moulding and extrusion materials Part 1: Designation a
11、nd specification DIN EN ISO 4651, Cellular rubbers and plastics Determination of dynamic cushioning performance DIN EN ISO 8497, Thermal insulation Determination of steady-state thermal transmission properties of thermal insulation for circular pipes DIN EN ISO 7214:2012-07 4 This page is intentiona
12、lly blank ICS 83.100 Supersedes EN ISO 7214:2007English Version Cellular plastics - Polyethylene - Methods of test Plastiques alvolaires - Polythylne - Mthodes dessai (ISO 7214:2012) Schaumstoffe aus Polyethylen - Prfverfahren This European Standard was approved by CEN on 31 March 2012. CEN members
13、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 be obtained on application t
14、o 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 the CEN-CENELEC Management
15、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, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands,
16、Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. Management Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 7214:2012:
17、E(ISO 7214:2012) (ISO 7214:2012) EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 7214 April 2012 EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Contents Page Foreword . 3 1 Scope . 4 2 Normative references 4 3 Test specimens 5 4 Conditio
18、ning . 5 5 Atmosphere during test . 5 6 Measurement of dimensions . 5 7 Mandatory tests 6 7.1 Apparent density 6 7.2 Compressive stress . 6 7.3 Compression set 6 7.4 Tensile strength and elongation . 6 7.5 Dimensional stability at elevated temperature 6 7.6 Water absorption 7 7.7 Burning characteris
19、tics . 8 8 Optional tests . 8 8.1 Dynamic cushioning performance . 8 8.2 Compressive creep 8 8.3 Thermal conductivity . 9 8.4 Water-vapour transmission . 9 8.5 Dynamic stiffness. 9 8.6 Cell count 9 8.7 Tear strength 9 8.8 Permanent set after repeated compression 10 9 Test report . 11 Annex A (normat
20、ive) Cell count procedure . 13 2DIN EN ISO 7214:2012-07 EN ISO 7214:2012 (E) Foreword This document (EN ISO 7214:2012) has been prepared by Technical Committee ISO/TC 61 in collaboration with Technical Committee CEN/TC 249 “Plastics” the secretariat of which is held by NBN. This European Standard sh
21、all be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by October 2012, and conflicting national standards shall be withdrawn at the latest by October 2012. Attention is drawn to the possibility that some of the elements of this do
22、cument may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN ISO 7214:2007. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries ar
23、e bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Sp
24、ain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 7214:2012 has been approved by CEN as a EN ISO 7214:2012 without any modification. “Plastics”3DIN EN ISO 7214:2012-07 EN ISO 7214:2012 (E) 1 Scope1.1 7KLV,QWHUQDWLRQDO6WDQGDUGVSHFLHVPHWKRGVIRUWHVWLQJHLEOHDQGV
25、HPLULJLGFHOOXODUSODVWLFVPDGHIURPSROHWKOHQHm1 LVWKHPDVVRIWKHWHVWVSHFLPHQLPPHGLDWHODIWHUGULQJDWm1 LVWKHPDVVRIWKHWHVWVSHFLPHQLPPHGLDWHODIWHUFXWWLQJLWRXWRIWKHWHVWVDPSOH J m2 LVWKHPDVVRIWKHWHVWVSHFLPHQDIWHUGULQJDWG WKHGLUHFWLRQLQZKLFKWKHIRUFHZDVDSSOLHGLQUHODWLRQWRDQDQLVRWURSH WKHSUHVHQFHRUDEVHQFHRIVNLQV
26、RUIDFLQJV RQWKHWHVWVS HFLPHQVDQGLIDSSOLFDEOHRQZKLFKIDFHVDQGZKHWKHUWKHPDWHULDOZDVKRPRJHQHRXVRUODPLQDWHGI WKHLQGLYLGXDOWHVWUHVXOWVDQGWKHLUDULWKPHWLFPHDQJ GHWDLOVRIDQGHYLDWLRQIURPWKHWHVWLQJDQGFRQGLWLRQLQJSURFHGXUHVVSHFLHG11DIN EN ISO 7214:2012-07 EN ISO 7214:2012 (E) Key1 motor2 test specimen FDPPHFKDQ
27、LVP DLUYHQW VPDOOKROH Figure 2 Repeated-compression tester12DIN EN ISO 7214:2012-07 EN ISO 7214:2012 (E) Annex A QRUPDWLYH Cell count procedureA.1 Scope7KLVDQQHVSHFLHVDPHWKRGIRUGHWHUPLQLQJWKHFHOOFRXQWRIHLEOHDQGULJLGFHOOXODUSROHWKOHQH&HOOXODUSODVWLFVFRQWDLQLQJFRSROPHUVRIHWKOHQHRUEOHQGVRISROPHUVZLWKSR
28、OHWKOHQHPDDOVREHWHVWHGEWKLVSURFHGXUHSURYLGHGWKHVHPDWHULDOVKDYHFKDUDFWHULVWLFVVLPLODUWRSROHWKOHQHRUFRSROPHUVRIHWKOHQHDVGHVFULEHGLQ,62A.2 Terms and denitions)RUWKHSXUSRVHVRIWKLVDQQHWKHIROORZLQJWHUPVDQGGHQLWLRQVDSSOA.2.1cell countQXPEHURIFHOOVSHUPPLQWKHFHOOXODUSROHWKOHQHXQGHUVSHFLHGFRQGLWLRQVA.3 Appara
29、tus7KHDSSDUDWXVVKDOOFRQVLVWRIDPDJQLILQJGHYLFH RIVXIFLHQWSRZHUWRDOORZLGHQWLFDWLRQRIHDFKFHOO ZLWKDVFDOHFDOLEUDWHGLQPLOOLPHWUHVFDSDEOHRIPHDVXULQJDOHQJWKRIPPWRDQDFFXUDFRIDWOHDVWrPP$PPFORWKFRXQWLQJJODVVLVVXLWDEOHA uPDJQLILQJGHYLFHLVVXLWDEOHIRUDFHOOFRXQWRIRUOHVVA.4 Test specimensA.4.1 Preparation,IWKHPDWH
30、ULDOVKRZVDSUHGRPLQDQWGLUHFWLRQRIWKHFHOOXODUVWUXFWXUH RULHQWDWLRQRIWKHFHOOV WKHVSHFLPHQVVKDOOEHFXWLQVXFKDZDWKDWERWKDHVRIWKHFHOOVFDQEHPHDVXUHGA.4.2 Shape and dimensions7KHVSHFLPHQVVKDOOEHIUHHRIVNLQDQGKDYHDSODQHVXUIDFHODUJHHQRXJKWRDFFRPPRGDWHWKHFRXQWLQJJODVV$PP uPPuPPVSHFLPHQLVUHFRPPHQGHG6SHFLPHQVVKDOO
31、EHFXWRXWZLWK DVKDUSEODGHLQVXFKDPDQQHUWKDWWKHFHOOVDUHQRWGDPDJHG6SHFLPHQVXUIDFHVVKRZLQJPDUNHGYDULDWLRQLQWKHFHOOXODUVWUXFWXUHIURPSODFHWRSODFHVKDOOQRWEHPHDVXUHGXQOHVVVSHFLFDOOUHTXLUHGA.4.3 Number of specimensA.4.3.1 )LYHVSHFLPHQVVKDOOEHXVHGA.4.3.2 ,IWKHUHLVDQRWLFHDEOHGLIIHUHQFHLQWKHFHOOFRXQWLQVSHFLPHQVW
32、DNHQIURPGLIIHUHQWORFDWLRQVLQWKHVDPSOHWKHVSHFLPHQORFDWLRQVKDOOEHDVDJUHHGXSRQEWKHLQWHUHVWHGSDUWLHV13DIN EN ISO 7214:2012-07 EN ISO 7214:2012 (E) A.5 Procedure/DWKHVSHFLPHQVRQDDWKRULRQWDOVXUIDFHZLWKRXWVWUDLQ 3ODFHWKHFRXQWLQJGHYLFHRQWKHVXUIDFHRIHDFKVSHFLPHQLQWXUQDQGFRXQWWKHDFWXDOQXPEHURIFHOOVDJDLQVWWKHF
33、RXQWLQJHGJHRIWKHJODVV:KHUHWKHUHLVPDUNHGDQLVRWURSLQWKHFHOOGLPHQVLRQVDPLQLPXPRIWZRFRXQWVVKDOOEHPDGH7KHGLUHFWLRQVVKDOOEHFKRVHQVXFKWKDWWKHPDLPXPDQGPLQLPXPGLPHQVLRQVRIWKHFHOOVDUHXVHGWRSHUIRUPWKLVWHVWA.6 Precision7KHSUHFLVLRQRIWKLVWHVWPHWKRGLVQRWNQRZQEHFDXVHLQWHUODERUDWRUGDWDDUHQRWDYDLODEOH7KLVPHWKRGPDQRW
34、EHVXLWDEOHIRUXVHLQVSHFLFDWLRQVRULQWKHHYHQWRIGLVSXWHGUHVXOWVDVORQJDVWKHVHGDWDDUHQRWDYDLODEOHA.7 Test report7KHWHVWUHSRUWVKDOOLQFOXGHWKHIROORZLQJLQIRUPDWLRQD WKHGLUHFWLRQ V LQZKLFKWKHFHOOFRXQWZDVPDGHE WKHDYHUDJHQXPEHURIFHOOVSHUPPF WKHSRZHURIWKHPDJQLILQJGHYLFHG DQGHYLDWLRQIURPWKHWHVWLQJDQGFRQGLWLRQLQJSURFHGXUHVVSHFLHG14DIN EN ISO 7214:2012-07 EN ISO 7214:2012 (E)
