SIST EN 3639:2026

SLOVENSKI STANDARD
01-februar-2026
Aeronavtika - Toplotno odporna zlitina X6NiCrTiMoV26-15 (1.4980) - Popuščana in
hladno obdelana - Žice za kovane vezne elemente - D ≤ 15 mm - 900 MPa ≤ Rm ≤
1100 MPa
Aerospace series - Heat-resisting alloy X6NiCrTiMoV26-15 (1.4980) - Softened and cold
worked - Wires for forged fasteners - D ≤ 15 mm - 900 MPa ≤ Rm ≤ 1 100 MPa
Luft- und Raumfahrt - Hochwarmfeste Legierung X6NiCrTiMoV26-15 (1.4980) -
Weichgegluht und kaltverfestigt - Drähte zum Stauchen fur Verbindungselemente - D ≤
15 mm - 900 MPa ≤ Rm ≤ 1 100 MPa
Série aérospatiale - Alliage résistant à chaud X6NiCrTiMoV26-15 (1.4980) - Adouci et
écroui - Fils pour éléments de fixation forgés - D ≤ 15 mm - 900 MPa ≤ Rm ≤ 1 100 MPa
Ta slovenski standard je istoveten z: EN 3639:2025
ICS:
49.025.05 Železove zlitine na splošno Ferrous alloys in general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN 3639
EUROPEAN STANDARD
NORME EUROPÉENNE
December 2025
EUROPÄISCHE NORM
ICS 49.025.05 Supersedes EN 3639:2021
English Version
Aerospace series - Heat-resisting alloy X6NiCrTiMoV26-15
(1.4980) - Softened and cold worked - Wires for forged
fasteners - D  15 mm - 900 MPa  Rm  1 100 MPa
Série aérospatiale - Alliage résistant à chaud Luft- und Raumfahrt - Hochwarmfeste Legierung
X6NiCrTiMoV26-15 (1.4980) - Adouci et écroui - Fils X6NiCrTiMoV26 15 (1.4980) - Weichgeglüht und
kaltverfestigt - Drähte für geschmiedete
pour éléments de fixation forgés - D  15 mm - 900
Verbindungselemente - D  15 mm - 900 MPa  Rm  1
MPa  Rm  1 100 MPa
100 MPa
This European Standard was approved by CEN on 5 October 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
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CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
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EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

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© 2025 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 3639:2025 E
worldwide for CEN national Members.

Contents Page
European foreword . 3
Introduction . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 5
4 Requirements . 5
Bibliography . 9

European foreword
This document (EN 3639:2025) 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 June 2026, and conflicting national standards shall be withdrawn at
the latest by June 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.
This document supersedes EN 3639:2021.
EN 3639:2
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