BS-EN-623-4-2004.pdf
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1、BRITISH STANDARD BS EN 623-4:2004 Advanced technical ceramics Monolithic ceramics General and textural properties Part 4: Determination of surface roughness The European Standard EN 623-4:2004 has the status of a British Standard ICS 81.060.99 ? Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 13
2、 16:04:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 623-4:2004 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 15 October 2004 BSI 15 October 2004 ISBN 0 580 44608 5 National foreword This British Standard is the official English langu
3、age version of EN 623-4:2004. It supersedes DD ENV 623-4:1994 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee RPI/13, Advanced technical ceramics, which has the responsibility to: A list of organizations represented on this committee can be obtained o
4、n request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the
5、 BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enqu
6、irers to understand 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. Summary of pages This doc
7、ument comprises a front cover, an inside front cover, the EN title page, pages 2 to 13 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments Licensed Copy: sheffieldun sheffieldun,
8、na, Mon Nov 13 16:04:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 623-4 October 2004 ICS 81.060.99 Supersedes ENV 623-4:1993 English version Advanced technical ceramics - Monolithic ceramics - General and textural properties - Part 4: Determinati
9、on of surface roughness Cramiques techniques avances - Cramiques monolithiques - Proprits gnrales et texturelles - Partie 4: Dtermination de la rigidit de surface Hochleistungskeramik - Monolithische Keramik - Allgemeine und strukturelle Eigenschaften - Teil 4: Bestimmung der Oberflchenrauheit This
10、European Standard was approved by CEN on 29 July 2004. 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
11、concerning such national standards may be obtained on application to the Central Secretariat 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
12、 own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxe
13、mbourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2004 CEN All rights of
14、exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 623-4:2004: E Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 13 16:04:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 623-4:2004 (E) 2 Contents Page Foreword. 3 1 Scope 4 2 Normative references .
15、 4 3 Terms and definitions. 5 4 Principles of conventional surface texture measurement 5 4.1 Surface texture parameters . 5 4.2 Trace manipulation. 5 4.3 Instrument calibration 6 5 Factors affecting the determination of surface texture of ceramics . 7 5.1 Microstructural influences. 7 5.2 Special su
16、rface profiles 8 5.3 Influences of form. 8 5.4 Instrumental influences 9 6 Test procedure 10 6.1 Machine set-up 10 6.2 Test requirements. 10 6.3 Test piece measurement 11 7 Test report . 11 Annex A (informative) Interlaboratory evaluation of ceramic surface texture test procedures. 12 Bibliography .
17、 13 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 13 16:04:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 623-4:2004 (E) 3 Foreword This document (EN 623-4:2004) has been prepared by Technical Committee CEN/TC 184 “Advanced technical ceramics”, the secretariat of which is held by BSI. This E
18、uropean Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2005, and conflicting national standards shall be withdrawn at the latest by April 2005. This document supersedes ENV 623-4 :1993. This part of EN 6
19、23 includes a Bibliography. EN 623 Advanced technical ceramics Monolithic ceramics General and textural properties consists of five parts: Part 1: Determination of the presence of defects by dye penetration tests Part 2: Determination of density and porosity Part 3: Determination of grain size and s
20、ize distribution (characterized by the Linear Intercept Method) Part 4: Guidance on the determination of surface roughness Part 5: Determination of phase volume fraction by evaluation of micrographs At the time of publication of this part of EN 623, part 5 is a European Prestandard. According to the
21、 CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembo
22、urg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 13 16:04:04 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 623-4:2004 (E) 4 1 Scope This part of EN 623 concerns the use of convent
23、ional stylus type instruments for the measurement of surface texture of advanced monolithic technical ceramics, sets the test machine measuring parameters, and recommends the adoption of certain precautions and conditions of measurement. NOTE Non-contact optical methods of surface texture measuremen
24、t employ a different concept using a narrow laser beam. The interaction of the beam with the surface is influenced by the angle of the surface to the beam and the reflectivity/translucence of the surface. The reflected beam is detected in a number of ways based on spot focus or beam deflection and c
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