SIST EN 4500-005:2026
(Main)Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 005: Specific rules for steels
- Abstract
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".
- Status
- Published
- Public Enquiry End Date
- 30-Oct-2025
- Publication Date
- 20-Oct-2026
- Technical Committee
- I13 - Imaginarni 13
- Current Stage
- 6060 - National Implementation/Publication (Adopted Project)
- Start Date
- 19-Oct-2026
- Due Date
- 24-Dec-2026
- Completion Date
- 21-Oct-2026
SIST EN 4500-005:2026 is the Slovenian adoption of prEN 4500-005, the draft European Standard from CEN for aerospace metallic materials. It sets the specific rules for drafting and presenting material standards for steels used in aerospace applications. In practice, it is a working document for standards writers, technical committees, suppliers and purchasers who need a consistent structure for aerospace steel specifications.
What does SIST EN 4500-005:2026 specify?
SIST EN 4500-005:2026 specifies how aerospace steel material standards are written and presented within the EN 4500 series. It covers the wording, the sequence of information, and the approved terms used when building a steel material standard for aerospace use.
The document is organized into four main clauses and five informative annexes:
| Annex | What it covers |
|---|---|
| Annex A | Completion of the title page |
| Annex B | Completion of the introduction |
| Annex C | Completion of the scope, normative references, terms and definitions, and requirements |
| Annex D | Completion of Table 1 |
| Annex E | Completion of the bibliography |
Clause 1 states the scope, Clause 2 lists the normative references, Clause 3 points to the applicable terms and definitions, and Clause 4 gives the drafting rules. Clause 4 is the core of the document because it explains how to complete the title, the introduction, the scope text, and Table 1.
What are the key requirements of SIST EN 4500-005:2026?
SIST EN 4500-005:2026 is mainly a drafting standard, so its requirements are about structure, terminology and how to complete the standard template rather than about product performance. The practical effect is that different steel standards for aerospace use follow the same logic and can be read, compared and applied more easily.
Clause 4.2 - title and naming rules
SIST EN 4500-005:2026 requires the title to be built from controlled elements such as the method of melting, the form, and any additional information entries. Clause 4.2.2 lists the permitted melting terms, and Clause 4.2.3 lists the permitted form terms for sheets, strips, plates, bars, sections, tubes, wires, forgings, castings, rings and related product forms. Clause 4.2.4 then gives the kinds of additional information that may be added, such as structural use, pressure use, fasteners, machining, bearings, carburizing, nitriding and welding.
In practice, this keeps titles uniform. A reader can tell from the title what kind of steel product the standard covers and how it is intended to be used.
Clause 4.5 - Table 1 structure
SIST EN 4500-005:2026 makes Table 1 the central place for the technical content of the material standard. Clause 4.5 breaks Table 1 into numbered lines, from material designation and chemical composition to inspection, notes, typical use and product qualification.
This matters because the standard does not leave the table layout to local preference. Writers must place each item in the correct line, so users can find composition, condition, tests and qualification requirements in a predictable order.
Chemical composition and element order
SIST EN 4500-005:2026 requires the chemical composition on line 2 to be written in a defined order of elements. The clause gives the order for the main elements, then additional elements, then other elements in alphabetical order, followed by hydrogen and any ratio or total of the listed elements.
For users, that means the composition is not just listed randomly. The fixed order supports comparison between standards and avoids confusion when several alloying elements are present.
Limit dimensions and dimensional standard
SIST EN 4500-005:2026 uses line 4.4 for limit dimensions and line 5.2 for the dimensional standard. Clause 4.5.7 says the equivalent diameter for steels is taken according to EN 10083-1, with a different procedure for uniform and non-uniform shapes. Clause 4.5.9 says line 5.2 shall state the applicable dimensional standard.
In practice, this links the material standard to the dimensional basis used for the product. That is important for ordering, inspection and deciding whether a product size falls within the standard.
Delivery condition, heat treatment and use condition
SIST EN 4500-005:2026 uses line 6.1 for delivery condition and heat treatment, line 6.2 for the delivery condition code, and line 7 for the use condition and heat treatment. Clause 4.5.10 gives the permitted terms for the delivery condition and heat treatment, while Clause 4.5.12 allows the use condition to repeat those terms or state delivery condition.
This tells the reader how the steel is supplied and in what state it is qualified or intended for use. That is important for purchasing, heat treatment control and later processing.
Testing, inspection and qualification lines
SIST EN 4500-005:2026 allocates lines 8 to 26 and 29 to 100 to test samples, test pieces, heat treatment, tensile properties, hardness, shear strength, bending, impact strength, creep, marking inspection, dimensional inspection, notes, typical use and product qualification. Line 10 is not applicable to steel, and lines 27 and 97 are not used.
The practical effect is that the standard gives a fixed place for each requirement and each check. Annex D shows how these lines are completed for a worked example, including the way product qualification is handled and agreed between manufacturer and purchaser.
What terms does SIST EN 4500-005:2026 define?
SIST EN 4500-005:2026 uses the terminology from EN 4259 and EN 4500-001. The document itself does not add a separate list of definitions, so these terms are the key ones to read in context.
- Method of melting - The melting route used for the steel, selected from the approved terms in Clause 4.2.2.
- Form - The product shape or semi-finished form, such as bars, sheets, tubes, wires, forgings or castings.
- Delivery condition - The condition in which the steel is supplied, including any heat treatment or surface condition stated on line 6.1.
- Use condition - The condition intended for application or qualification, stated on line 7.
- Reference heat treatment - The heat treatment used as the reference condition for the material entry on line 29.
- Product qualification - The agreed qualification programme used to verify that the product meets the technical specification.
- Dimensional standard - The applicable dimensional document named on line 5.2 for the product form.
Who uses SIST EN 4500-005:2026?
SIST EN 4500-005:2026 is used by aerospace standards committees, especially those drafting steel material standards under the EN 4500 series. It is also used by steel producers, heat treatment specialists, test laboratories, quality managers and purchasers who prepare or review aerospace steel specifications.
In practice, these users rely on it when they need to write a compliant title, complete Table 1, choose the correct terms for melting and product form, state the condition of supply, and define the qualification and inspection framework for an aerospace steel standard.
What changed in SIST EN 4500-005:2026 from the previous edition?
SIST EN 4500-005:2026 supersedes EN 4500-005:2024. The foreword states these significant changes:
- addition of the missing text in the scope;
- addition of line 4.3, “Further intended processing”, and line 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 make clear that the table is normative and that all listed documents shall be applied;
- editorial changes to clarify which references to other documents or annexes are normative or informative;
- restructuring of the document and simplification of the template to achieve a single continuous table.
Which standards are used with SIST EN 4500-005:2026?
SIST EN 4500-005:2026 is built on a small set of core references and then points to other standards for testing, qualification and product specification.
- EN 4259 - provides the general terms used for aerospace metallic materials.
- EN 4500-001 - gives the general rules for drafting and presentation of material standards.
- EN 10083-1 - supplies the basis for equivalent diameter and limit-dimension handling for steels.
- EN 4258 - sets the general organization of standardization for aerospace metallic materials.
- EN 4700-001 to EN 4700-004 - provide technical specifications for wrought products such as plate, sheet, strip, bars, sections, tube and wire.
- EN 2002-001, EN 6018, EN ISO 642, EN ISO 12737, ISO 9649, EN ISO 3651-1 and ASTM E45 - support the test methods and evaluation methods used in Table 1 examples.
- EN 2043, EN 2103-3 and EN 2957 - support qualification, castings and sample preparation where needed.
- EN 10027-1 and EN 10027-2 - support steel designation systems in the bibliography.
What does the SIST EN 4500-005:2026 document contain?
SIST EN 4500-005:2026 contains a drafting template and worked examples for aerospace steel material standards. Annex A shows how to complete a title page, Annex B shows the introduction, Annex C shows how to complete the scope and requirements text, Annex D gives a detailed completed Table 1 example, and Annex E shows how to complete the bibliography.
The body of the document also explains the permitted wording for melting methods, product forms, additional information entries, delivery conditions, and table lines used for composition, testing, inspection and qualification. For a reader preparing a new aerospace steel standard, the document is mainly a structured model for writing the standard correctly and consistently.
Relations
- Effective Date
- 21-Oct-2026
- Effective Date
- 21-Oct-2026
- Effective Date
- 21-Oct-2026
- Effective Date
- 21-Oct-2026
- Effective Date
- 14-Oct-2026
- Effective Date
- 14-Oct-2026
- Effective Date
- 14-Oct-2026
- Effective Date
- 14-Oct-2026
- Referred By
SIST EN 2280:2018 - Aerospace series - Steel FE-PM37 - 900 MPa ≤ Rm ≤ 1 100 MPa - Sheet - a ≤ 6 mm - Effective Date
- 14-Oct-2026
- Referred By
SIST EN 2450:2019 - Aerospace series - Steel 31Ni10 - 1 230 MPa ≤ Rm ≤ 1 420 MPa - Bars - De ≤ 40 mm - Effective Date
- 14-Oct-2026
- Referred By
SIST EN 2468:2019 - Aerospace series - Steel FE-PA11 - Softened - Tubes - 0,5 mm ≤ a ≤ 5 mm - Effective Date
- 14-Oct-2026
- Effective Date
- 14-Oct-2026
- Effective Date
- 14-Oct-2026
- Effective Date
- 14-Oct-2026
- Referred By
SIST EN 2031:2018 - Aerospace series - Steel 102Cr6 (1.2067) - Hardened and tempered - Bars - Effective Date
- 14-Oct-2026
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Frequently Asked Questions
SIST EN 4500-005:2026 is a standard published by the Slovenian Institute for Standardization (SIST). 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".
SIST EN 4500-005:2026 is classified under the following ICS (International Classification for Standards) categories: 01.120 - Standardization. General rules; 49.025.10 - Steels. The ICS classification helps identify the subject area and facilitates finding related standards.
SIST EN 4500-005:2026 has the following relationships with other standards: It is inter standard links to SIST EN 4259:2022, SIST EN ISO 683-2:2018, SIST EN ISO 683-1:2018, SIST EN 4500-001:2026, SIST EN 2137:2018, SIST EN 2470:2019, SIST EN 2279:2018, SIST EN 2541:2018, SIST EN 2280:2018, SIST EN 2450:2019, SIST EN 2468:2019, SIST EN 2540:2018, SIST EN 4721:2015, SIST EN 4627:2014, SIST EN 2031:2018. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
SIST EN 4500-005:2026 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-december-2026
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: EN 4500-005:2026
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.
EN 4500-005
EUROPEAN STANDARD
NORME EUROPÉENNE
October 2026
EUROPÄISCHE NORM
ICS 49.025.10 Supersedes 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 European Standard was approved by CEN on 26 July 2026.
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 4500-005:2026 E
worldwide for CEN national Members.
Contents Page
European foreword . 4
Introduction . 5
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 6
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 . 7
4.2.3 Form entries . 7
4.2.4 Additional information entries . 9
4.3 Introduction . 9
4.4 Scope, normative references, terms and definitions, requirements . 9
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 . 10
4.5.4 Line 4.1: Form . 10
4.5.5 Line 4.2: Method of production . 10
4.5.6 Line 4.3: Further intended processing . 10
4.5.7 Line 4.4: Limit dimension(s) . 10
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 . 11
4.5.11 Line 6.2: Delivery condition code . 11
4.5.12 Line 7: Use condition and Heat treatment . 11
4.5.13 Line 8.1: Test sample(s) . 11
4.5.14 Line 8.2: Test piece(s) . 11
4.5.15 Line 8.3: Heat treatment . 12
4.5.16 Line 9: Dimensions concerned . 12
4.5.17 Line 10: Thickness of cladding on each face . 12
4.5.18 Line 11: Direction of test piece . 12
4.5.19 Lines 12 to 16: Tensile (T) . 12
4.5.20 Line 17: Hardness . 12
4.5.21 Line 18: Shear strength . 12
4.5.22 Line 19: Bending . 12
4.5.23 Line 20: Impact strength . 12
4.5.24 Lines 21 to 26: Creep (C) . 12
4.5.25 Line 27 . 13
4.5.26 Line 28 . 13
4.5.27 Line 29: Reference heat treatment . 13
4.5.28 Lines 30 to 94 . 13
4.5.29 Line 95: Marking inspection . 13
4.5.30 Line 96: Dimensional inspection . 13
4.5.31 Line 97 . 13
4.5.32 Line 98: Notes . 13
4.5.33 Line 99: Typical use . 13
4.5.34 Line 100: Product qualification . 13
4.6 Bibliography . 13
Annex A (informative) Completion of title page . 14
Annex B (informative) Completion of the introduction . 15
Annex C (normative) Completion of the scope, normative references, terms and definitions,
and requirements . 16
Annex D (informative) Completion of Table 1. 17
Annex E (informative) Completion of the bibliography . 23
Bibliography . 24
European foreword
This document (EN 4500-005:2026) 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 April 2027, and conflicting national standards shall be withdrawn at
the latest by April 2027.
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.
This document will supersede EN 4500-005:2024.
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 can 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.
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 ISO 683-1, Heat-treatable steels, alloy steels and free-cutting steels — Part 1: Non-alloy steels for
quenching and tempering (ISO 683-1)
EN ISO 683-2, Heat-treatable steels, alloy steels and free-cutting steels — Part 2: Alloy steels for quenching
and tempering (ISO 683-2)
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 terminological 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/
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;
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:
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 and Annex C of this document.
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
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