BS EN 4573:2020,Aerospace series – Heat resisting alloy X12CrNiCoMoW21-20 – Solution treated and precipitation treated. Bars and sections – De ≤ 100 mm.
BS EN 4573:2020 is part of the series of EN metallic material standards for aerospace applications.
The general organization of this series is described in EN 4258.
This document has been prepared in accordance with EN 4500-003.
Normative references
EN 2043, Aerospace series – Metallic materials – General requirements for semi-finished product qualification (excluding forgings and castings).
EN 4700-002, Aerospace series – Steel and heat resisting alloys – Wrought products – Technicalspecification – Part 002: Bars and sections 1)
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