BS-EN-ISO-14631-1999.pdf
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1、BRITISH STANDARD BS EN ISO 14631:1999 Extruded sheets of impact-modified polystyrene (PS-I) Requirements and test methods The European Standard EN ISO 14631:1999 has the status of a British Standard ICS 83.140.10 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:09:13 GMT+00:00 2006, Uncontr
2、olled Copy, (c) BSI BS EN ISO 14631:1999 This British Standard, having been prepared under the direction of the Sector Committee for Materials and Chemicals, was published under the authority of the Standards Committee and comes into effect on 15 March 1999 BSI 05-1999 ISBN 0 580 32308 0 National fo
3、reword This British Standard is the English language version of EN ISO 14631:1999. It is identical with ISO 14631:1999. The UK participation in its preparation was entrusted to Technical Committee PRI/75, Plastics and rubber film and sheets, which has the responsibility to: aid enquirers to understa
4、nd the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on thi
5、s committee can be obtained on request to its secretary. Cross-references Attention is drawn to the fact that CEN and CENELEC standards normally include an annex which lists normative references to international publications with their corresponding European publications. The British Standards which
6、 implement these international or European publications may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all
7、 the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and
8、ii, the EN ISO title page, pages 2 to 10, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Amendments issued since publication Amd. No.DateComm
9、ents Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:09:13 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN ISO 14631:1999 BSI 05-1999i Contents Page National forewordInside front cover Foreword2 Text of EN ISO 146313 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:09:13 GMT+00:0
10、0 2006, Uncontrolled Copy, (c) BSI ii blank Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:09:13 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 14631 February 1999 ICS 83.140 Descriptors: Plastics, polystyrene, extruded products, plates
11、, shock resistance, designation, dimensions, dimensional tolerances, mechanical properties, thermal properties, tests, delivery, labelling English version Extruded sheets of impact-modified polystyrene (PS-I) Requirements and test methods (ISO 14631:1999) Plaques extrudes en polystyrne modifi rsista
12、nt au choc (PS-I) Prescriptions et mthodes dessai (ISO 14631:1999) Extrudierte Tafeln aus schlagzh-modifiziertem Polystyrol (PS-I) Anforderungen und Prfverfahren (ISO 14631:1999) This European Standard was approved by CEN on 23 November 1998. CEN members are bound to comply with the CEN/CENELEC Inte
13、rnal 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 to the Central Secretariat or to any CEN membe
14、r. 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 Central Secretariat has the same status as the official versions. CEN members
15、are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisati
16、on Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1999 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 14631:1999 E Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:09:13 GMT+00
17、:00 2006, Uncontrolled Copy, (c) BSI EN ISO 14631:1999 BSI 05-1999 2 Foreword The text of EN ISO 14631:1999 has been prepared by Technical Committee CEN/TC 249 “Plastics”, the secretariat of which is held by IBN, in collaboration with Technical Committee ISO/TC 61 “Plastics”. This European Standard
18、shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by August 1999, and conflicting national standards shall be withdrawn at the latest by August 1999. According to the CEN/CENELEC Internal Regulations, the national standards
19、organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Annex A and Anne
20、x B are informative. Contents Page Foreword2 1Scope3 2Normative references3 3Material3 4Requirements3 5Test methods6 6Designation9 7Marking9 Annex A (informative) Additional guide values10 Annex B (informative) BibliographyInside back cover Figure 1 Difference of length of diagonals (|d1 d2|)4 Table
21、 1 Tolerances for length “l” and width “b” of sheet4 Table 2 Mechanical and thermal properties5 Table 3 Maximum shrinkage for thermoforming applications5 Table 4 Accuracy of equipment6 Table 5 Thermal treatment of PS-I sheet8 Table A.1 Guide values for further properties of PS-I extrusion materials1
22、0 Table A.2 Guide values for further mechanical properties of PS-I extrusion materials10 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:09:13 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN ISO 14631:1999 BSI 05-19993 1 Scope This standard specifies the requirements and test methods for sol
23、id flat extruded sheets of impact-modified polystyrene (PS-I1) without fillers and reinforcing materials. This standard applies only to thickness 0,25 mm to 20,0 mm in accordance with clause 3. This standard also applies to PS-I sheet in roll form. 2 Normative references This European standard incor
24、porates, by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references subsequent amendments to or revisions of any of these publications apply to this Euro
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