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EN 3365:2025

Aerospace series - Steel X15CrNi17-3 (1.4057) - Air melted - Softened - Forging stock - a or D ≤ 300 mm

Publication date:   Nov 18, 2025

General information

60.60   Standard published   Sep 10, 2025

CEN

ASD-STAN Aerospace

European Norm

49.025.10   Steels

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Scope

This document specifies the requirements relating to:
Steel X15CrNi17-3 (1.4057)
Air melted
Softened
Forging stock
a or D ≤ 300 mm
for aerospace applications.
NOTE ASD-STAN designation: FE-PM3901
Material number: 1.4057

Life cycle

PREVIOUSLY

WITHDRAWN
EN 3365:2007

NOW

PUBLISHED
EN 3365:2025
60.60 Standard published
Sep 10, 2025