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1. (WO2018219514) FE-MN-SI SHAPE MEMORY ALLOY

Pub. No.:    WO/2018/219514    International Application No.:    PCT/EP2018/056876
Publication Date: Fri Dec 07 00:59:59 CET 2018 International Filing Date: Tue Mar 20 00:59:59 CET 2018
IPC: C21D 6/00
C21D 6/02
C21D 8/02
C22C 38/02
C22C 38/04
C22C 38/24
Applicants: THYSSENKRUPP STEEL EUROPE AG
THYSSENKRUPP AG
Inventors: LILLPOPP, Lydia
WILL, Sabine
PONGE, Dirk
LI, Yujiao
LAI, Minjie
Title: FE-MN-SI SHAPE MEMORY ALLOY
Abstract:
The present invention relates to a shape memory alloy having improved resilience compared to the prior art, wherein the shape memory alloy has a composition consisting of (in % by weight): 25–30 Mn, 4–8 Si, 3–7 Cr, 0.5–1 V, 0.05-0.5% by weight, preferably 0.1–0.5%, C, the balance being iron and unavoidable impurities.