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1. (WO2018219463) FE-MN-SI SHAPE-MEMORY ALLOY
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.: WO/2018/219463 International Application No.: PCT/EP2017/063322
Publication Date: 06.12.2018 International Filing Date: 01.06.2017
IPC:
C21D 6/00 (2006.01) ,C21D 6/02 (2006.01) ,C21D 8/02 (2006.01) ,C22C 38/02 (2006.01) ,C22C 38/04 (2006.01) ,C22C 38/24 (2006.01)
C CHEMISTRY; METALLURGY
21
METALLURGY OF IRON
D
MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS
6
Heat treatment of ferrous alloys
C CHEMISTRY; METALLURGY
21
METALLURGY OF IRON
D
MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS
6
Heat treatment of ferrous alloys
02
Hardening by precipitation
C CHEMISTRY; METALLURGY
21
METALLURGY OF IRON
D
MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS
8
Modifying the physical properties by deformation combined with, or followed by, heat treatment
02
during manufacturing of plates or strips
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
38
Ferrous alloys, e.g. steel alloys
02
containing silicon
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
38
Ferrous alloys, e.g. steel alloys
04
containing manganese
C CHEMISTRY; METALLURGY
22
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C
ALLOYS
38
Ferrous alloys, e.g. steel alloys
18
containing chromium
24
with vanadium
Applicants:
THYSSENKRUPP STEEL EUROPE AG [DE/DE]; Kaiser-Wilhelm-Straße 100 47166 Duisburg, DE
THYSSENKRUPP AG [DE/DE]; ThyssenKrupp Allee 1 45143 Essen, DE
Inventors:
LILLPOPP, Lydia; DE
WILL, Sabine; DE
PONGE, Dirk; DE
LI, Yujiao; DE
LAI, Minjie; DE
Agent:
ZENZ PATENTANWÄLTE PARTNERSCHAFT MBB; Rüttenscheider Str. 2 45128 Essen, DE
Priority Data:
Title (EN) FE-MN-SI SHAPE-MEMORY ALLOY
(FR) ALLIAGE À MÉMOIRE DE FORME FE-MN-SI
(DE) Fe-Mn-Si FORMGEDÄCHTNISLEGIERUNG
Abstract:
(EN) The present invention relates to a shape-memory alloy having a recovery stress that is improved 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, - 0.1-0.5 % C, and - the remainder iron and unavoidable impurities.
(FR) La présente invention concerne un alliage à mémoire de forme présentant une tension de rappel améliorée par rapport à l'état de la technique, cet alliage à mémoire de forme présentant une composition constituée de (en % en poids) : 25-30 Mn, 4-8 Si, 3-7 Cr, 0,5-1 V, 0,1-0,5 C, le reste étant du fer et des impuretés inévitables.
(DE) Die vorliegende Erfindung betrifft eine Formgedächtnislegierung mit einer gegenüber dem Stand der Technik verbesserten Rückstellspannung, wobei die Formgedächtnislegierung eine Zusammensetzung aufweist bestehend aus (in Gew.-%): - 25–30 Mn, - 4–8 Si, - 3–7 Cr, - 0,5–1 V, - 0,1–0,5 % C, und - Rest Eisen sowie unvermeidbare Verunreinigungen.
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Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: German (DE)
Filing Language: German (DE)