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EN 3678:2025

Aerospace series - Steel X5CrNiCu17-4 (1.4542) - Air melted - Solution treated and precipitation treated - Forgings - a or D ≤ 200 mm - Rm ≥ 930 MPa EN 3678:2025

Publication date:   Feb 17, 2026

General information

60.60   Standard published   Dec 3, 2025

CEN

ASD-STAN Aerospace

European Norm

49.025.10   Steels

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Scope

This document specifies the requirements relating to:
Steel X5CrNiCu17-4 (1.4542)
Air melted
Solution treated and precipitation treated
Forgings
a or D ≤ 200 mm
Rm ≥ 930 MPa
for aerospace applications.
W.nr: 1.4542.
ASD-STAN: FE-PM3801.

Life cycle

PREVIOUSLY

WITHDRAWN
EN 3678:2007

NOW

PUBLISHED
EN 3678:2025
60.60 Standard published
Dec 3, 2025




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