SIST EN 4902:2026
(Main)Aerospace series - Surface treatments - Terms, definitions and test methods
Aerospace series - Surface treatments - Terms, definitions and test methods
This document specifies definitions to be used in documents related to surface treatments and test methods that can be referred by surface treatment standards.
Luft- und Raumfahrt - Oberflächenbehandlungen - Begriffe und Prüfverfahren
No Scope available
Série aérospatiale - Traitements de surface - Termes, définitions et méthodes d'essais
Le présent document spécifie les définitions à utiliser dans les documents liés aux traitements de surface et aux méthodes d’essais qui peuvent être cités en référence par les normes de traitement de surface.
Aeronavtika - Površinske prevleke - Izrazi, definicije in preskusne metode
Ta dokument določa definicije, ki se uporabljajo v dokumentih v zvezi s površinskimi prevlekami in preskusnimi metodami, na katere se lahko sklicujejo standardi za površinske prevleke.
General Information
- Status
- Published
- Public Enquiry End Date
- 30-Nov-2021
- Publication Date
- 04-Feb-2026
- Technical Committee
- I13 - Imaginarni 13
- Current Stage
- 6060 - National Implementation/Publication (Adopted Project)
- Start Date
- 23-Jan-2026
- Due Date
- 30-Mar-2026
- Completion Date
- 05-Feb-2026
Relations
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
Overview
SIST EN 4902:2026 - Aerospace Series: Surface Treatments - Terms, Definitions and Test Methods is a European standard developed to unify terminology and referenced test methods for surface treatments in the aerospace industry. Published by the Slovenian Institute for Standardization (SIST), it is aligned with EN 4902:2026 and adheres to European Committee for Standardization (CEN) requirements.
This standard provides authoritative definitions and a reference framework for documents related to surface treatments, supporting consistency across technical and quality documentation in aerospace manufacturing and maintenance. In addition, it specifies test methods that are referenced by other surface treatment standards, promoting best practices for evaluation and quality assurance.
Key Topics
- Standardized Terminology: Clear definitions of key terms (e.g., batch, manufacturer, OEM, pit, processor, process instruction) ensure common language use throughout the aerospace supply chain.
- Surface Treatments: The standard focuses on processes applied to metal and other surfaces for protection, durability, and performance, which are critical in aerospace engineering.
- Test Methods: Includes reference to robust test methods such as the cross-cut adhesion test (EN ISO 2409) for verifying the quality and integrity of coatings and surface treatments.
- Interoperability and Referencing: Designed to be used alongside other international standards for coatings, corrosion protection, and performance testing in aerospace applications.
Applications
SIST EN 4902:2026 is intended for:
- Aerospace Manufacturers: Ensuring consistent use of terminology and adherence to recognized surface treatment and testing procedures.
- Surface Treatment Providers: Applying standardized definitions and test methods to document and validate processes.
- Quality Assurance Teams: Leveraging prescribed methods for testing adhesion and integrity of coatings, improving compliance and traceability.
- Technical Documentation Authors: Utilizing a harmonized vocabulary and referencing established test procedures in technical reports, manuals, and specifications.
This standard is essential wherever aerospace components require surface treatments, such as protective coatings, anodizing, or paint systems. It enhances reliability by standardizing how treatments are described, validated, and reported across different organizations and countries.
Related Standards
SIST EN 4902:2026 works in conjunction with a series of related standards in the aerospace and coatings sectors. Key references include:
- EN ISO 2409: Paints and varnishes - Cross-cut test for adhesion
- ISO 2080: Vocabulary for metallic and other inorganic coatings
- EN 2828 - EN 2832: Adhesion and hydrogen embrittlement tests for metallic coatings
- EN ISO 1463, EN ISO 1519, EN ISO 2177, EN ISO 9227: Measurement and corrosion testing of coatings
- ASTM B117: Salt spray testing for corrosion resistance
- Other EN ISO and ASTM standards on coating thickness, hardness, abrasion, and corrosion evaluation
These standards collectively address the comprehensive needs of surface treatment processes within the aerospace industry, forming a complete toolkit for specification, testing, and documentation.
Adhering to SIST EN 4902:2026 ensures enhanced communication, reliable quality control, and conformity with European aerospace requirements for surface treatments. By referencing this standard, organizations support efficient production, robust quality management, and streamlined certification processes.
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Frequently Asked Questions
SIST EN 4902:2026 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Aerospace series - Surface treatments - Terms, definitions and test methods". This standard covers: This document specifies definitions to be used in documents related to surface treatments and test methods that can be referred by surface treatment standards.
This document specifies definitions to be used in documents related to surface treatments and test methods that can be referred by surface treatment standards.
SIST EN 4902:2026 is classified under the following ICS (International Classification for Standards) categories: 01.040.49 - Aircraft and space vehicle engineering (Vocabularies); 49.040 - Coatings and related processes used in aerospace industry. The ICS classification helps identify the subject area and facilitates finding related standards.
SIST EN 4902:2026 has the following relationships with other standards: It is inter standard links to SIST EN ISO 2409:2020, SIST-TP CWA 17890:2022. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
SIST EN 4902:2026 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
SLOVENSKI STANDARD
01-marec-2026
Aeronavtika - Površinske prevleke - Izrazi, definicije in preskusne metode
Aerospace series - Surface treatments - Terms, definitions and test methods
Luft- und Raumfahrt - Oberflächenbehandlungen - Begriffe und Prüfverfahren
Série aérospatiale - Traitements de surface - Termes, définitions et méthodes d'essais
Ta slovenski standard je istoveten z: EN 4902:2026
ICS:
01.040.49 Letalska in vesoljska tehnika Aircraft and space vehicle
(Slovarji) engineering (Vocabularies)
49.040 Prevleke in z njimi povezani Coatings and related
postopki, ki se uporabljajo v processes used in aerospace
letalski in vesoljski industriji industry
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN 4902
EUROPEAN STANDARD
NORME EUROPÉENNE
January 2026
EUROPÄISCHE NORM
ICS 01.040.49; 49.040
English Version
Aerospace series - Surface treatments - Terms, definitions
and test methods
Série aérospatiale - Traitements de surface - Termes, Luft- und Raumfahrt - Oberflächenbehandlungen -
définitions et méthodes d'essais Begriffe und Prüfverfahren
This European Standard was approved by CEN on 23 June 2025.
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, Türkiye 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
© 2026 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 4902:2026 E
worldwide for CEN national Members.
Contents Page
European foreword . 3
1 Scope . 4
2 Normative references . 4
3 Terms and definitions . 4
4 Test methods . 5
Bibliography . 7
European foreword
This document (EN 4902:2026) has been prepared by ASD-STAN.
After enquiries and votes carried out in accordance with the rules of this Association, this document has
received the approval of the National Associations and the Official Services of the member countries of
ASD-STAN, prior to its presentation to CEN.
This document shall be given the status of a national standard, either by publication of an identical text
or by endorsement, at the latest by July 2026, and conflicting national standards shall be withdrawn at
the latest by July 2026.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN 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 document: 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, Türkiye and the
United Kingdom.
1 Scope
This document defines terms to be used in documents related to surface treatments and specifies test
methods that can be referred by surface treatment standards.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments) applies.
EN ISO 2409, Paints and varnishes — Cross-cut test (ISO 2409)
ISO 2080, Metallic and other inorganic coatings — Surface treatment, metallic and other inorganic
coatings — Vocabulary
3 Terms and definitions
For the purposes of this document, the terms and definitions given in ISO 2080 and the following apply.
ISO and IEC maintain terminology databases for use in standardization at the following addresses:
— ISO Online browsing platform: available at https://www.iso.org/obp/
— IEC Electropedia: available at https://www.electropedia.org/
3.1
batch
unless otherwise specified, parts of the same type (shape, size, material) treated at the same time in the
same facilities
3.2
manufacturer
company or person who manufactures parts or assembles components in accordance with the relevant
standards and declares the compliance of the delivered products with all applicable provisions of the
relevant standard(s)
Note 1 to entry: The manufacturer can also apply the process.
3.3
original equipment manufacturer
OEM
manufacturer who has the design authority and manufactures parts or components which are
purchased and retailed by the manuf
...