AECMA PREN 2828-1990 Aerospace Series Adhesion Test for Metallic Coatings by Burnishing Edition 1《航空和航天系列金属涂层的精密性判断通过燃烧》.pdf

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AECMA PREN 2828-1990 Aerospace Series Adhesion Test for Metallic Coatings by Burnishing Edition 1《航空和航天系列金属涂层的精密性判断通过燃烧》.pdf_第1页
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1、 CEN PREN*Z828 EDITION*i(L 90 m 3404589 O036343 7 _ Approved by COMITE DE NORMALISATION 1990-1 2-28 - -LA- A. E. C. M .A. STAN DARD NORME A.E.C.M.A. A.E.C.M.A. NORM The equivalent versions in French and German languages can be supplied by B.N.A.E, 8, rue Moreau-Vauthier Y 92100 BOULOGNE-BILLANCOURT

2、- FRANCE - prEN 2828 Edition 1 December 1990 EDITG PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AEROSPATIAL 88, boulevard Malesherbes, 75008 PARIS - TL. 45-63-82-85 UDC : Key words : ENGLISH VERSION Aerospace series Adhesion test for metallic coatings by burnishing Srie arospatiale Essai

3、dadhrence des revtements mtalliques par brunissage Luft- und Raumfahrt Prfung der Haftfestigkeit von metallischen Beschichtungen durch Prepglnzen This .Aerospace series standard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Aruspatial). It is

4、 published on yellow paper in three equivalent versions (English, French, German). It will be submitted as a draft European Standard to CEN (European Committee for Standardization) for final vote. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license

5、 with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-O O O prEN 2828 Page 3 1 Scope and field of application This standard specifies a test method to determine the adhesion of coatings by burnishing 1). It applies to coatings of ductile metals such as cadmium

6、, capper or silver with a hardness of less than 250 HV and thickness of less than or equal to 40 um. It shall be applicable whenever referenced. 2 References IS0 2080- 1981 Electroplating and related processes - Vocabulary - Trilingual edit ion 3 Test equipment Spatula in agate with a blade 30 mm to

7、 40 mm long, 5 mm to 10 mm wide and 2 mm to 4 mm thck, polished until a smooth edge is obtained. 4 Procedure Manual burnishing with sufficient pressure for 30 s of a portion not exceeding 6 cm2 of the surface chosen for the test. The burnishing shall not damage the substrate. 5 Fault sanction Neithe

8、r peeling nor blistering are permissible after visual inspection with magnification max. X 6 or with the naked eye. 6 Test report It shall include the following : - reference to this standard, - reference number of the part or test specimen, - nature of the coating, - thickness of the coating, - test result. 1) See IS0 2080. - *- Previous page is blank 7- Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-

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