1、STD-AECMA PREN 2004-LO-ENGL 1993 = LOL23LL 001L037 LO2 = AECMA STANDARD prEN 2004 NORME AECMA Part 10 Edition P 1 December 1993 AECMA NORM Edition approved for publication 1993-1 2-31 DIT PAR LASSOCIATION EUROPEENNE DES CONSTRUCTEURS DE MATERIEL AEROSPATIAL Technopolis - 175, rue Jean-Jacques Rousse
2、au - F-92138 Issy-les-Moulineaux Cedex - Tl. (1) 47.36.98.76 Comments should be sent within six months after the date of publication to AECMA Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-Moulineaux Cedex - FRANCE UDC : Descriptors : ENGLISH VERSION Aerospace series Test methods for a
3、luminium and aluminium alloy products Part 10 : Preparation of micrographic specimens for aluminium alloys Srie arospatiale Luft- und Raumfahrt Mthodes dessais applicablesaux produits en aluminium et alliages daluminium Partie 10 : Prparation des chantillons micrographiques pour les alliages dalumin
4、ium Prfverfahren fr Erzeugnisse aus Aluminium and Aluminiumlegierungen Teil 10 : Vorbereitung der mikrographischen Prflinge fr Aluminiumlegierungen This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial).
5、 It is published on green paper for the needs of AECMA-Members. It has been technically approved by the experts of the concerned Technical Committee following comment by the Member countries. Subsequent to the publication of this prestandard, the technical content shall not be changed to an extent t
6、hat interchangeability is affected, physically or functionally, without re-identification of the standard. After examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standa
7、rd to CEN (European Committee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 921 38 ISSY-LES-MOULINEAUX CEDEX C5 Chairman Mr. Odorico aecrna 1993 STD-AECMA PREN 2004-LO-ENGL 1773 m LOL23LL DOLL038 049 m Page 3
8、 prEN 2004-1 O : 1993 1 Scope and field of application This standard specifies the method for the preparation of micrographic specimens to reveal the constituents and microstructure of aluminium alloys by means of optical microscopy. 2 References ASTM E3-80-86 ASTM E407-70-89 Standard methods of pre
9、paration of metallographic specimens 1) Standard methods for micro-etching metals and alloys 1) 3 Methods Preparation and procedures shall be in accordance with the relevant sections of ASTM E3. Unless otherwise stated in the technical specification or material standard, etching shall be carried out in accordance with ASTM E 407. Previous page is blank 1 ) Published by : American Society for Testing and Materials (ASTM) 191 6 Race Street, Philadelphia, PA 19103
