BS-EN-ISO-877-1997 BS-2782-5-METHOD-550B-1996.pdf
《BS-EN-ISO-877-1997 BS-2782-5-METHOD-550B-1996.pdf》由会员分享,可在线阅读,更多相关《BS-EN-ISO-877-1997 BS-2782-5-METHOD-550B-1996.pdf(28页珍藏版)》请在三一文库上搜索。
1、BRITISH STANDARD BS EN ISO 877:1997 BS 2782-5: Method 550B: 1996 Incorporates Amendment No. 1 to BS 2782:Method 550B: 1996 (renumbers the BS as BS EN ISO 877:1997 Plastics Methods of exposure to direct weathering, to weathering using glass-filtered daylight, and to intensified weathering by daylight
2、 using Fresnel mirrors The European Standard EN ISO 877:1996 has the status of a British Standard IMPORTANT NOTE: Before reading this method it is essential to read BS 2782-0 Introduction issued separately ICS 83.080.01 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:16:18 GMT+00:00 2006,
3、Uncontrolled Copy, (c) BSI BS EN ISO 877:1997 This British Standard, having been prepared under the direction of the Sector Board for Materials and Chemicals, was published under the authority of the Standards Board and comes into effect on 15 August 1996 BSI 10-1999 The following BSI references rel
4、ate to the work on this standard: Committee reference PRI/21 Draft for comment 91/39865 DC ISBN 0 580 26143 3 Committees responsible for this British Standard The preparation of this British Standard was entrusted to Technical Committee PRI/21, Testing of plastics, upon which the following bodies we
5、re represented: The British Apparel and Textile Confederation British Plastics Federation Department of the Environment (Building Research Establishment) Department of Trade and Industry (National Physical Laboratory) Electrical and Electronic Insulation Association GAMBICA (BEAMA Ltd.) Institute of
6、 Materials Ministry of Defence Packaging and Industrial Films Association PIRA International RAPRA Technology Ltd. Royal Society of Chemistry Amendments issued since publication Amd. No.DateComments 9494June 1997Indicated by a sideline in the margin Licensed Copy: sheffieldun sheffieldun, na, Mon No
7、v 20 02:16:18 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN ISO 877:1997 BSI 10-1999i Contents Page Committees responsibleInside front cover National forewordii Introduction3 1Scope3 2Normative references4 3Definitions4 4Principle5 5Apparatus5 6Test specimen10 7Test conditions11 8Exposure stages1
8、2 9Procedure14 10Expression of results15 11Test report16 Annex A (normative) Use of dyed blue wool references to measure light dosage17 Annex B (informative) Classification of climates18 Annex C (informative) Bibliography pertaining to Method C (accelerated weathering using Fresnel mirrors)19 Annex
9、ZA (normative) Normative references to international publications with their relevant European publications20 Figure 1 Typical exposure case for weathering of plastics using glass-filtered daylight7 Figure 2 Fresnel reflecting concentrator accelerated weathering machine8 Table 1 Typical subtropical
10、Florida values of average annual radiant exposure12 Table 2 Water spray cycles used with Fresnel-reflecting concentrators15 Table A.1 Exposure stages17 List of referencesInside back cover Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:16:18 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN
11、 ISO 877:1997 ii BSI 10-1999 National foreword This British Standard has been prepared by Technical Committee PRI/21 and is the English language version of EN ISO 877:1996 Plastics Methods of exposure to direct weathering, to weathering using glass-filtered daylight, and to intensified weathering by
12、 daylight using Fresnel mirrors published by the European Committee for Standardization (CEN). It is identical with ISO 877:1984 published by the the International Organization for Standardization. Cross-references International StandardCorresponding British Standard ISO 105-A01:1994BS EN ISO 105-A0
13、1:1996 Textiles Tests for colour fastness Part A01 General principles of testing (Identical) ISO 105-A02:1993BS EN 20105-A02:1995 Textiles Tests for colour fastness Part A02 Grey scale for assessing change in colour (Identical) BS 2782 Methods of testing plastics ISO 293:1986Part 9 Sampling and test
14、 specimen preparation Method 901A:1988 Compression moulding test specimens of thermoplastic materials (Identical) ISO 294:1975aMethod 910A:1996 Injection moulding test specimens of thermoplastic materials (Identical) ISO 2557-1:1989Method 940A:1990 Preparation of test specimens of amorphous thermopl
15、astics in the form of bars with a specified reversion (Identical) ISO 2818:1994Method 930A:1996 Preparation by machining (Identical) ISO 3167:1993Method 931A:1993 Preparation and use of multipurpose test specimens (Identical) Part 5 Optical and colour properties, weathering ISO 4582:1980Method 552A:
16、1981 Determination of changes in colour and variations in properties after exposure to daylight under glass, natural weathering or artificial light (Identical) ISO 4892:1981Method 540B:1982 Methods of exposure to laboratory light sources, (xenon arc lamp, enclosed carbon arc lamp, open-flame carbon
17、arc lamp, fluorescent tube lamps) (Identical) a ISO 294:1975 has been replaced by ISO 294:1995 which is identical to BS 2782-9:Method 910A:1996. Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:16:18 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN ISO 877:1997 BSI 10-1999iii The Technical
18、Committee has reviewed the provisions of ISO 291:1977 and ISO 105-B01:19891) and has decided that they are acceptable for use in conjunction with this standard. Related British Standards to ISO 291 are BS 2782-0 and BS 2782-10:Method 1004:1977. NOTEInternational and European Standards as well as ove
19、rseas standards are available from Customer Services, BSI, 389 Chiswick High Road, London, W4 4AL. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard d
20、oes not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i to iv, the EN ISO title page, pages 2 to 20, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had am
21、endments incorporated. This will be indicated in the amendment table on the inside front cover. 1) ISO 105-B01:1989 has been replaced by ISO 105-B01:1994. Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 20 02:16:18 GMT+00:00 2006, Uncontrolled Copy, (c) BSI iv blank Licensed Copy: sheffieldun sh
22、effieldun, na, Mon Nov 20 02:16:18 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 877 December 1996 ICS 83.080 Descriptors: Plastics, tests, daylight tests, determination, daylight resistance, test equipment, testing conditions, test specimens Eng
23、lish version Plastics Methods of exposure to direct weathering, to weathering using glass-filtered daylight, and to intensified weathering by daylight using Fresnel mirrors (ISO 877:1994) Plastiques Mthodes dexposition directe aux intempries, ou dexposition indirecte sous verre, et la lumire du jour
24、 intensifie par des miroirs de Fresnel (ISO 877:1994) Kunststoffe Verfahren zur natrlichen Bewitterung, zur Bestrahlung hinter Fensterglas und zur beschleunigten Bewitterung durch Sonnenstrahlung mit Hilfe von Fresnelspiegeln (ISO 877:1994) This European Standard was approved by CEN on 1996-11-22. C
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- BS-EN-ISO-877-1997 BS-2782-5-METHOD-550B-1996 BS EN ISO 877 1997 2782 METHOD 550 1996
链接地址:https://www.31doc.com/p-3747230.html