FprEN 4500-005
(Main)Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 005: Specific rules for steels
Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 005: Specific rules for steels
The EN 4500 series specifies the rules for the drafting and presentation of metallic material standards for aerospace applications.
This Part 005 specifies the "Specific rules for steels".
Luft- und Raumfahrt - Metallische Werkstoffe - Regeln für das Erstellen und die Gestaltung von Werkstoffnormen - Teil 005: Besondere Regeln für Stähle
Die Normenreihe EN 4500 legt die Regeln für das Erstellen und die Gestaltung von Normen für metallische Werkstoffe für Anwendungen in der Luft- und Raumfahrt fest.
Dieser Teil 005 legt die "Besonderen Regeln für Stähle" fest.
Série aérospatiale - Matériaux métalliques -Règles pour la rédaction et la présentation des normes de matériaux - Partie 005 : Règles spécifiques aux aciers
La série EN 4500 spécifie les règles pour la rédaction et la présentation des normes de matériaux métalliques pour les applications aérospatiales.
La présente Partie 005 spécifie les « Règles spécifiques aux aciers ».
Aeronavtika - Kovinski materiali - Pravila za načrtovanje in predstavljanje standardov za materiale - 005. del: Posebna pravila za jekla
General Information
- Status
- Not Published
- Publication Date
- 27-Sep-2026
- Technical Committee
- ASD-STAN - Aerospace
- Drafting Committee
- ASD-STAN/D 4/S 3 - Steels & Heat Resisting Alloys
- Current Stage
- 4599 - Dispatch of FV draft to CMC - Finalization for Vote
- Start Date
- 10-Mar-2026
- Completion Date
- 10-Mar-2026
Relations
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 11-Jun-2025
Overview
The FprEN 4500-005 standard, developed by the European Committee for Standardization (CEN), specifies the rules for drafting and presentation of material standards for steels, with a focus on the aerospace sector. As part of the broader EN 4500 series, this standard ensures that requirements and information associated with aerospace steels are clearly, consistently, and comprehensively documented across Europe. Its implementation promotes harmonization, quality assurance, and safety within the aerospace supply chain, supporting regulators, manufacturers, and material suppliers.
Key Topics
The scope of FprEN 4500-005 covers the following essential areas for standardization of aerospace steels:
- Structure and Content of Standards
Outlines how material standards for steels should be drafted, presented, and referenced, ensuring uniform formatting and terminology. - Terminology and Definitions
Refers to standardized terms from EN 4259 and EN 4500-001, helping facilitate a common understanding across the aerospace industry. - Material Identification
Specifies rules for naming, chemical composition order, and designation systems for steels used in aerospace applications. - Product Forms and Production Methods
Details the accepted terms and classifications for steel forms such as bars, tubes, sheets, forgings, wires, castings, and rings, including their production and processing methods. - Delivery and Use Conditions
Addresses requirements related to delivery conditions, heat treatments (e.g., annealed, hardened, tempered), and further processing as applicable to aerospace steels. - Testing and Inspection
Introduces requirements for product qualification, sampling, testing methods, dimensional and marking inspection, mechanical property evaluation (e.g., tensile, impact, hardness tests), and quality control. - Documentation and Referencing
Provides detailed guidance for referencing other standards (such as EN 4700-series for technical specifications and testing) to support interoperability and traceability.
Applications
FprEN 4500-005 is vital for:
- Standards Developers and Technical Committees
- Ensures all material standards for aerospace steels are aligned with CEN/CENELEC Internal Regulations.
- Supports creation of unambiguous, comprehensive technical documents required for certification and compliance.
- Aerospace Manufacturers and Material Suppliers
- Facilitates reliable sourcing, certification, and acceptance of steel products used in structures, engines, landing gear, fasteners, and critical safety components.
- Enables efficient communication of requirements for properties, heat treatments, and product forms.
- Quality Assurance and Regulatory Compliance
- Assures conformity with European and international aerospace material regulations.
- Enhances supplier audits and traceability through the consistent presentation of material data.
- Engineering and Design
- Provides clear reference points for material selection, processing, and qualification during the development of aerospace components and assemblies.
- Research and Education
- Serves as a teaching tool for aerospace material standards development, referencing, and compliance.
Related Standards
FprEN 4500-005 cross-references and builds upon several key European and international standards, supporting harmonization and best practices in the field:
- EN 4259 – Aerospace series – Metallic materials – Definition of general terms
- EN 4500-001 – General rules for drafting and presentation of metallic material standards
- EN 10083-1 – Steels for quenching and tempering – General technical delivery conditions
- EN 4700-001 to EN 4700-004 – Technical specifications for steel and heat resisting alloy products
- EN ISO 642 – Steel – Hardenability test by end quenching (Jominy test)
- EN ISO 3651-1 – Resistance to intergranular corrosion of stainless steels
Other parts of the EN 4500 series cover specific rules for aluminium and magnesium alloys (EN 4500-002), heat-resisting alloys (EN 4500-003), titanium alloys (EN 4500-004), and filler metals (EN 4500-006).
Keywords: aerospace steels, EN 4500-005, metallic materials, material standards, CEN, drafting rules, presentation of standards, quality assurance, aerospace applications, steel standards, European standardization.
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Frequently Asked Questions
FprEN 4500-005 is a draft published by the European Committee for Standardization (CEN). Its full title is "Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 005: Specific rules for steels". This standard covers: The EN 4500 series specifies the rules for the drafting and presentation of metallic material standards for aerospace applications. This Part 005 specifies the "Specific rules for steels".
The EN 4500 series specifies the rules for the drafting and presentation of metallic material standards for aerospace applications. This Part 005 specifies the "Specific rules for steels".
FprEN 4500-005 is classified under the following ICS (International Classification for Standards) categories: 49.025.10 - Steels. The ICS classification helps identify the subject area and facilitates finding related standards.
FprEN 4500-005 has the following relationships with other standards: It is inter standard links to EN ISO 22097:2023, EN ISO 6781-1:2023, EN 4500-005:2024. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
FprEN 4500-005 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-oktober-2025
Aeronavtika - Kovinski materiali - Pravila za načrtovanje in predstavljanje
standardov za materiale - 005. del: Posebna pravila za jekla
Aerospace series - Metallic materials - Rules for drafting and presentation of material
standards - Part 005: Specific rules for steels
Luft- und Raumfahrt - Metallische Werkstoffe - Regeln für das Erstellen und die
Gestaltung von Werkstoffnormen - Teil 005: Besondere Regeln für Stähle
Série aérospatiale - Matériaux métalliques - Règles pour la rédaction et la présentation
des normes de matériaux - Partie 005 : Règles spécifiques aux aciers
Ta slovenski standard je istoveten z: prEN 4500-005
ICS:
01.120 Standardizacija. Splošna Standardization. General
pravila rules
49.025.10 Jekla Steels
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
DRAFT
EUROPEAN STANDARD
prEN 4500-005
NORME EUROPÉENNE
EUROPÄISCHE NORM
August 2025
ICS 49.025.10 Will supersede EN 4500-005:2024
English Version
Aerospace series - Metallic materials - Rules for drafting
and presentation of material standards - Part 005: Specific
rules for steels
Série aérospatiale - Matériaux métalliques - Règles Luft- und Raumfahrt - Metallische Werkstoffe - Regeln
pour la rédaction et la présentation des normes de für das Erstellen und die Gestaltung von
matériaux - Partie 005 : Règles spécifiques aux aciers Werkstoffnormen - Teil 005: Besondere Regeln für
Stähle
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee ASD-
STAN.
If this draft becomes a European Standard, 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.
This draft European Standard was established by CEN 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.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.
Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2025 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 4500-005:2025 E
worldwide for CEN national Members.
prEN 4500-005:2025 (E)
Contents Page
Foreword . 4
Introduction . 5
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 5
4 Rules for drafting a European standard for aerospace metallic materials. 6
4.1 General. 6
4.2 Title . 6
4.2.1 General. 6
4.2.2 Method of melting . 6
4.2.3 Form entries . 6
4.2.4 Additional information entries . 8
4.3 Introduction . 8
4.4 Scope, normative references, terms and definitions, requirements . 8
4.5 Table 1 . 9
4.5.1 Line 1: Material designation . 9
4.5.2 Line 2: Chemical composition. 9
4.5.3 Line 3: Method of melting . 9
4.5.4 Line 4.1: Form . 9
4.5.5 Line 4.2: Method of production . 9
4.5.6 Line 4.3: Further intended processing . 9
4.5.7 Line 4.4: Limit dimension(s) . 9
4.5.8 Line 5.1: Technical specification . 10
4.5.9 Line 5.2: Dimensional standard . 10
4.5.10 Line 6.1: Delivery condition and Heat treatment . 10
4.5.11 Line 6.2: Delivery condition code . 10
4.5.12 Line 7: Use condition and Heat treatment . 10
4.5.13 Line 8.1: Test sample(s) . 10
4.5.14 Line 8.2: Test piece(s) . 11
4.5.15 Line 8.3: Heat treatment . 11
4.5.16 Line 9: Dimensions concerned . 11
4.5.17 Line 10: Thickness of cladding on each face . 11
4.5.18 Line 11: Direction of test piece . 11
4.5.19 Lines 12 to 16: Tensile (T) . 11
4.5.20 Line 17: Hardness . 11
4.5.21 Line 18: Shear strength . 11
4.5.22 Line 19: Bending . 11
4.5.23 Line 20: Impact strength . 11
4.5.24 Lines 21 to 26: Creep (C) . 11
4.5.25 Line 27 . 12
4.5.26 Line 29: Reference heat treatment . 12
4.5.27 Lines 30 to 94 . 12
4.5.28 Line 95: Marking inspection . 12
4.5.29 Line 96: Dimensional inspection . 12
4.5.30 Line 97 . 12
prEN 4500-005:2025 (E)
4.5.31 Line 98: Notes . 12
4.5.32 Line 99: Typical use . 12
4.5.33 Line 100: Product qualification . 12
4.6 Bibliography . 12
Annex A (informative) Completion of title page . 13
Annex B (informative) Completion of the introduction . 14
Annex C (informative) Completion of the scope, normative references, terms and
definitions, and requirements . 15
Annex D (informative) Completion of Table 1 . 16
Annex E (informative) Completion of the bibliography. 23
Bibliography . 24
prEN 4500-005:2025 (E)
Foreword
This document (prEN 4500-005:2025) has been prepared by the Technical Committee ASD-STAN/D04
“Material”.
This document is currently submitted to the CEN Enquiry
This document will supersede EN 4500-005:2024.
prEN 4500-005:2025 includes the following significant technical changes with respect to
EN 4500-005:2024:
— addition of the missing text in the scope;
— addition of the lines 4.3 "Further intended processing" and 5.2 "Dimensional standard" in the body
of the document and in Annex D;
— addition of introductory sentences to Table 1 in Annex C to highlight the fact that the table is a
normative element and that all the documents that it lists shall be applied;
— overall editorial modifications to give clarity on the normative or informative nature of the
references made to other documents or Annexes;
— restructuring of the document and simplification of the Template to achieve a single continuous
table.
This document has been prepared under a standardization request addressed to CEN by the European
Commission. The Standing Committee of the EFTA States subsequently approves these requests for its
Member States.
prEN 4500-005:2025 (E)
Introduction
This document is part of the series of EN metallic material standards for aerospace applications.
The general organization of this series is described in EN 4258.
The EN 4500 series (Aerospace series — Metallic materials — Rules for drafting and presentation of
material standards) is composed by the following documents:
— General rules EN 4500-001;
— Specific rules for aluminium, aluminium alloys and EN 4500-002;
magnesium alloys
— Specific rules for heat-resisting alloys EN 4500-003;
— Specific rules for titanium and titanium alloys EN 4500-004;
— Specific rules for steels EN 4500-005;
— Specific rules for filler metals for welding EN 4500-002 to EN 4500-005;
— Specific rules for filler metals for brazing EN 4500-006.
Basis for the drafting of all European standards is CEN/CENELEC Internal Regulations — Part 3:
Principles and rules for the structure and drafting of CEN and CENELEC documents.
1 Scope
The EN 4500 series specifies the rules for the drafting and presentation of metallic material standards
for aerospace applications.
This Part 005 specifies the “Specific rules for steels”.
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 4259, Aerospace series - Metallic materials - Definition of general terms
EN 4500-001, Aerospace series - Metallic materials - Rules for drafting and presentation of material
standards - Part 001: General rules
EN 10083-1, Steels for quenching and tempering — Part 1: General technical delivery conditions
3 Terms and definitions
For the purposes of this document, the terms and definitions given in EN 4259 and EN 4500-001 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/
prEN 4500-005:2025 (E)
4 Rules for drafting a European standard for aerospace metallic materials
4.1 General
Examples given in Annexes are only intended to illustrate the rules for drafting and presentation and
might not correspond to real standardized EN semi-finished products. Technological development can
require the use of terms additional to those listed.
4.2 Title
4.2.1 General
Shall be according to EN 4500-001.
See also Annex A of this document.
The following are examples of descriptions which shall be used.
4.2.2 Method of melting
Complete in accordance with EN 4500-001 using one or more of the following terms:
— air melted;
— vacuum induction melted;
— vacuum refined;
— vacuum arc remelted;
— electro-slag remelted;
— consumable electrode remelted.
4.2.3 Form entries
a) Sheets, strips, plates:
The terms may be qualified with one of the following terms:
1) rolled;
2) cold rolled;
3) hot rolled;
b) Bars:
The term may be qualified with one or more of the following terms:
1) rolled;
2) hot rolled;
3) cold rolled;
4) drawn;
prEN 4500-005:2025 (E)
5) extruded;
6) forged;
c) Sections:
The term may be qualified with one or more of the following terms:
1) rolled;
2) hot rolled;
3) cold rolled;
4) drawn;
5) extruded;
6) forged;
d) Tubes:
The term may be qualified with one or more of the following terms:
1) rolled;
2) drawn;
3) extruded;
4) seamless;
5) welded;
e) Wires:
The term may be qualified with one or more of the following terms:
1) hot drawn;
2) cold drawn;
3) hot rolled;
4) cold rolled;
f) Forging stock;
g) Forgings;
h) Remelting stock;
i) Castings:
The term may be qualified with one or more of the following terms:
prEN 4500-005:2025 (E)
1) sand;
2) chill;
3) investment;
4) centrifugal;
5) hot isostatically pressed (hipped);
j) Rings:
The term may be qualified with one or more of the following terms:
1) rolled;
2) forged;
3) welded.
4.2.4 Additional information entries
— For structural applications;
— For pressure applications;
— For the manufacturing of fasteners;
— For machining;
— For forged rings;
— For rolled rings;
— For welding;
— For the manufacturing of bearings;
— For carburizing or other thermo-chemical treatment;
— For nitriding.
4.3 Introduction
Shall be according to EN 4500-001.
See also Annex B of this document.
4.4 Scope, normative references, terms and definitions, requirements
Shall be according to EN 4500-001.
See also Annex C of this document.
prEN 4500-005:2025 (E)
4.5 Table 1
4.5.1 Line 1: Material designation
Shall be according to EN 4500-001.
See also Annex D of this document.
4.5.2 Line 2: Chemical composition
The chemical composition shall be written in accordance with EN 4500-001 and the order of
presentation of elements shall conform to the following rules:
— C, Si, Mn, P, S, Cr, Mo, Ni;
— Al, As, B, Co, Cu, N, Nb, Pb, Sn, Ti, V, W, Zr;
— all other elements except hydrogen shall be written in alphabetical order of their chemical symbols;
— H;
— ratio and/or total of above elements.
...




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