EN 4689:2021

Aerospace series - Paints and varnishes - Two-components room temperature curing polyurethane finish - High flexibility and chemical agent resistance for military application

This document specifies the requirements for a two-components flexible polyurethane topcoat to be applied over EN 4687 and/or EN 4688 primers mainly for exterior aerospace applications.
The primer and the finish tested to this document will be from the same manufacturer applied in accordance with (i.a.w.) their instructions/Table 1.

Luft- und Raumfahrt - Beschichtungsstoffe - Zweikomponenten-Polyurethan-Deckbeschichtung, raumtemperaturhärtend - Hohe Verformbarkeit und Beständigkeit gegen Chemikalien für militärische Anwendung

Dieses Dokument legt die Anforderungen an eine verformbare Zweikomponenten-Polyurethan-Deckbeschich¬tung fest, die auf Grundbeschichtungen nach EN 4687 und/oder EN 4688 aufzubringen und hauptsächlich für Anwendungen im Außenbereich in der Luft- und Raumfahrt vorgesehen ist.
Der Grundbeschichtungsstoff und der Deckbeschichtungsstoff, die nach diesem Dokument geprüft werden, sind von demselben Hersteller und werden nach dessen Anweisungen (Tabelle 1) aufgetragen.

Série aérospatiale - Peintures et vernis - Peinture de finition polyuréthane à deux composants polymérisant à température ambiante - Haute flexibilité et résistance aux substances chimiques pour applications militaires

Le présent document spécifie les exigences relatives aux couches de finition polyuréthane souples à deux composants, à appliquer sur les peintures primaires EN 4687 et/ou 4688 pour applications aérospatiales extérieures.
La peinture primaire et la couche de finition soumises à essais selon le présent document doivent provenir du même fabricant et être appliquées conformément à leurs instructions/au Tableau 1.

Aeronavtika - Barve in laki - Dvokomponentni poliuretanski lak, ki se strdi pri temperaturi okolja - Zelo elastičen in odporen proti kemikalijam, za vojaško uporabo

General Information

• Status: Published
• Publication Date: 12-Jan-2021
• Withdrawal Date: 30-Jul-2021
• ICS: 49.040 - Coatings and related processes used in aerospace industry
• Technical Committee: ASD-STAN - Aerospace
• Drafting Committee: ASD-STAN/D 4/S 6 - Surface treatments for Metallic
• Current Stage: 6060 - Definitive text made available (DAV) - Publishing
• Start Date: 13-Jan-2021
• Completion Date: 13-Jan-2021
• Ref Project: SIST EN 4689:2021 - Aerospace series - Paints and varnishes - Two-components room temperature curing polyurethane finish - High flexibility and chemical agent resistance for military application

Relations

• Replaces: EN 4689:2012 - Aerospace series - Paints and varnishes - Two components cold curing polyurethane finish - High flexibility and chemical agent resistance for military application
• Effective Date: 28-Jun-2017

Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN 4689:2021
01-marec-2021
Nadomešča:
SIST EN 4689:2012
Aeronavtika - Barve in laki - Dvokomponentni poliuretanski lak, ki se strdi pri
temperaturi okolja - Zelo elastičen in odporen proti kemikalijam, za vojaško
uporabo
Aerospace series - Paints and varnishes - Two-components room temperature curing
polyurethane finish - High flexibility and chemical agent resistance for military application
Luft- und Raumfahrt - Beschichtungsstoffe - Zweikomponenten-Polyurethan-
Deckbeschichtung, raumtemperaturhärtend - Hohe Verformbarkeit und Beständigkeit
gegen Chemikalien für militärische Anwendung
Série aérospatiale - Peintures et vernis - Peinture de finition polyuréthane à deux
composants polymérisant à température ambiante - Haute flexibilité et résistance aux
substances chimiques pour applications militaires
Ta slovenski standard je istoveten z: EN 4689:2021
ICS:
49.040 Prevleke in z njimi povezani Coatings and related
postopki, ki se uporabljajo v processes used in aerospace
letalski in vesoljski industriji industry
87.040 Barve in laki Paints and varnishes
95.020 Vojaštvo na splošno Military in general
SIST EN 4689:2021 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 4689:2021

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SIST EN 4689:2021


EN 4689
EUROPEAN STANDARD

NORME EUROPÉENNE

January 2021
EUROPÄISCHE NORM
ICS 49.040 Supersedes EN 4689:2012
English Version

Aerospace series - Paints and varnishes - Two-components
room temperature curing polyurethane finish - High
flexibility and chemical agent resistance for military
application
Série aérospatiale - Peintures et vernis - Peinture de Luft- und Raumfahrt - Beschichtungsstoffe -
finition polyuréthane à deux composants polymérisant Zweikomponenten Polyurethan- Decklack,
à température ambiante - Haute flexibilité et résistance raumtemperaturhärtend - Hohe Elastizität und
aux substances chimiques pour applications militaires Beständigkeit gegen Chemikalien für militärische
Anwendun
This European Standard was approved by CEN on 2 November 2020.

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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, 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: Rue de la Science 23, B-1040 Brussels
© 2021 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 4689:2021 E
worldwide for CEN national Members.

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SIST EN 4689:2021
EN 4689:2021 (E)
Contents Page
European foreword . 3
1 Scope . 4
2 Normative references . 4
3 Terms and definitions . 6
4 Surface pretreatments . 6
5 Classification. 7
6 Batch release and qualification testing . 7
6.1 General.
...