SIST EN 4707:2014
(Main)Aerospace series - Acid pickling of aluminum and aluminum alloy without hexavalent chromium
Aerospace series - Acid pickling of aluminum and aluminum alloy without hexavalent chromium
EN 4707 specifies the acid pickling of aluminium and aluminium alloys. It is applicable whenever referenced.
Luft- und Raumfahrt - Beizen von Aluminium und Aluminiumlegierungen ohne sechswertiges Chrom
Série aérospatiale - Décapage acid de láluminium et des alliages dáluminium sans chrome hexavalent
La présente Norme européenne spécifie le décapage acide de l’aluminium et des alliages d’aluminium.
Elle est applicable à chaque fois qu’elle est référencée.
Aeronavtika - Kislinsko luženje aluminija in aluminijske zlitine brez heksavalentnega kroma
EN 4707 določa kislinsko luženje aluminija in aluminijskih zlitin. Uporablja se, kadar je naveden.
General Information
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Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Aeronavtika - Kislinsko luženje aluminija in aluminijske zlitine brez heksavalentnega kromaLuft- und Raumfahrt - Beizen von Aluminium und Aluminiumlegierungen ohne sechswertiges ChromSérie aérospatiale - Décapage acid de láluminium et des alliages dáluminium sans chrome hexavalentAerospace series - Acid pickling of aluminum and aluminum alloy without hexavalent chromium49.025.20AluminijAluminium25.220.20Površinska obdelavaSurface treatmentICS:Ta slovenski standard je istoveten z:EN 4707:2014SIST EN 4707:2014en,fr,de01-julij-2014SIST EN 4707:2014SLOVENSKI
STANDARD
SIST EN 4707:2014
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 4707
April 2014 ICS 25.220.20; 49.025.20 English Version
Aerospace series - Acid pickling of aluminum and aluminum alloy without hexavalent chromium
Série aérospatiale - Décapage acid de láluminium et des alliages dáluminium sans chrome hexavalent
Luft- und Raumfahrt - Beizen von Aluminium und Aluminiumlegierungen ohne sechswertiges Chrom This European Standard was approved by CEN on 27 December 2013.
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 concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre 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 own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2014 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4707:2014 ESIST EN 4707:2014
EN 4707:2014 (E) 2 Contents
Page Foreword .3 1 Scope .4 2 Purpose of process .4 3 Normative references .4 4 Information for the processor .4 5 Condition of parts prior to processing .5 6 Process schedule .5 7 Pre-treatments .6 8 Treatment .6 9 Rinsing .7 10 Drying .7 11 Required characteristics and inspection .7 11.1 Parts .7 11.1.1 Inspection before treatment .7 11.1.2 Cleanliness .7 11.1.3 Inspection after treatment .7 11.2 Process .7 12 Quality assurance .8 12.1 Approval of the processor .8 12.2 Process approval .8 12.3 Acceptance .8 13 Health, safety and environmental aspects .8 Annex A (normative) Pickling bath .9 SIST EN 4707:2014
EN 4707:2014 (E) 3 Foreword This document (EN 4707:2014) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by October 2014, and conflicting national standards shall be withdrawn at the latest by October 2014. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. SIST EN 4707:2014
EN 4707:2014 (E) 4 1 Scope This standard specifies the acid pickling of aluminium and aluminium alloys. It is applicable whenever referenced. 2 Purpose of process 2.1 Pre-treatment before penetrant testing/penetrant inspection. 2.2 Pre-treatment before anodizing. 2.3 Final treatment for parts prior to adhesive bonding application. 2.4 Final treatment before welding or brazing. 2.5 Pre-treatment before chemical milling. 2.6 Final treatment for parts prior to painting application. 2.7 Pre-treatment for parts prior to surface conversion coatings. 2.8 Desmutting (Blanchiment), after alkaline etching or acid pickling. 3 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 9100, Quality Management Systems - Requirements for Aviation, Space and Defense Organizations 4 Information for the processor — Designation; — Number of the material standard and metallurgical co
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