BS-EN-23927-1993 ISO-3927-1985.pdf
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1、BRITISH STANDARD BS EN 23927:1993 ISO 3927:1985 Specification for Metallic powders, excluding powders for hardmetals Determination of compactibility (compressibility) in uniaxial compression The European Standard EN 23927:1993 has the status of a British Standard UDC 621.762:669-492.2:620.1:539.58 L
2、icensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 09:16:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 23927:1993 This British Standard, having been prepared under the direction of the Iron and Steel Standards Policy Committee, was published under the authority of the Standards Board and co
3、mes into effect on 15 June 1993 BSI 12-1999 The following BSI references relate to the work on this standard: Committee reference ISM/65 Special announcement in BSI News January 1993 ISBN 0 580 21923 2 Cooperating organizations The European Committee for Standardization (CEN), under whose supervisio
4、n this European Standard was prepared, comprises the national standards organizations of the following countries: AustriaOesterreichisches Normungsinstitut BelgiumInstitut belge de normalisation DenmarkDansk Standardiseringsraad FinlandSuomen Standardisoimisliito, r.y. FranceAssociation franaise de
5、normalisation GermanyDeutsches Institut fr Normung e.V. GreeceHellenic Organization for Standardization IcelandTechnological Institute of Iceland IrelandNational Standards Authority of Ireland ItalyEnte Nazionale Italiano di Unificazione LuxembourgInspection du Travail et des Mines NetherlandsNederl
6、ands Normalisatie-instituut NorwayNorges Standardiseringsforbund PortugalInstituto Portugus da Qualidade SpainAsociacin Espaola de Normalizacin y Certificacin SwedenStandardiseringskommissionen i Sverige SwitzerlandAssociation suisse de normalisation United KingdomBritish Standards Institution Amend
7、ments issued since publication Amd. No.DateComments Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 09:16:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 23927:1993 BSI 12-1999i Contents Page Cooperating organizationsInside front cover National forewordii Foreword2 1Scope and field of app
8、lication3 2Principle3 3Symbols and designations3 4Apparatus3 5Sampling3 6Procedure3 7Expression of results4 8Test report4 National annex NA (informative) Committees responsibleInside back cover Figure 1 Example of tooling to produce a cylindrical test piece5 Figure 2 Example of tooling to produce a
9、rectangular test piece5 Figure 3 Procedure of compacting and ejection6 Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 09:16:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 23927:1993 ii BSI 12-1999 National foreword This British Standard has been prepared under the direction of the Iron
10、and Steel Standards Policy Committee and is the English language version of EN 23927:1993 Metallic powders, excluding powders for hardmetals Determination of compactibility (Compressibility) in uniaxial compression, published by the European Committee for Standardization (CEN). It is identical with
11、ISO 3927:1985, prepared by Technical Committee 119 “Powder metallurgy”, of the International Organization for Standardization (ISO) with the active participation of the UK. This British Standard supersedes BS 5600-2.4:1988, which is withdrawn. This edition makes no technical changes to the standard.
12、 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 does not of itself confer immunity from legal obligations. Summary of pages This document comprises
13、 a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 6, 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. Licens
14、ed Copy: sheffieldun sheffieldun, na, Fri Nov 03 09:16:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 23927 April 1993 UDC 621.762:669-492.2:620.1:539.58 Descriptors: Powder metallurgy, metallic powder, compressibility, mechanical tests, compressio
15、n tests English version Metallic powders, excluding powders for hardmetals Determination of compactibility (Compressibility) in uniaxial compression (ISO 3927:1985) Poudres mtalliques, lexclusion des poudres pour mtaux-durs Dtermination de la compressibilit sous compression uniaxiale (ISO 3927:1985)
16、 Metallpulver, mit Ausnahme von Hartmetallpulvern Bestimmung der Verdichtbarkeit bei einachsigem Pressen (ISO 3927:1985) This European Standard was approved by CEN on 1993-04-02. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
17、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 member. This European Standard exists in three official versions (Eng
18、lish, 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 are the national standards bodies of Austria, Belgium, Denmark,
19、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 Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-105
20、0 Brussels 1993 Copyright reserved to CEN members Ref. No. EN 23927:1993 E Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 09:16:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 23927:1993 BSI 12-1999 2 Foreword In 1992, ISO 3927:1985 Metallic powders, excluding powders for hardmetals Determi
21、nation of compactibility (Compressibility) in uniaxial compression was submitted to the CEN Primary Questionnaire procedure. Following the positive result of the CEN/CS Proposal ISO 3927:1985 was submitted to the Formal Vote. The result of the Formal Vote was positive. This European Standard shall b
22、e given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by October 1993, and conflicting national standards shall be withdrawn at the latest by October 1993. According to the Internal Regulations of CEN/CENELEC, the following countries a
23、re bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 09:16:11 GMT+00:00 2006
24、, Uncontrolled Copy, (c) BSI EN 23927:1993 BSI 12-19993 1 Scope and field of application This International Standard specifies methods to measure the extent to which a metallic powder is compacted when subjected to uniaxial compressive loading in a confining die under specified conditions. The metho
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