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1. WO2020065296 - A BETA TITANIUM ALLOY FOR ADDITIVE MANUFACTURING

Publication Number WO/2020/065296
Publication Date 02.04.2020
International Application No. PCT/GB2019/052688
International Filing Date 24.09.2019
IPC
C22C 14/00 2006.01
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
14Alloys based on titanium
B33Y 10/00 2015.01
BPERFORMING OPERATIONS; TRANSPORTING
33ADDITIVE MANUFACTURING TECHNOLOGY
YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
10Processes of additive manufacturing
B33Y 70/00 2015.01
BPERFORMING OPERATIONS; TRANSPORTING
33ADDITIVE MANUFACTURING TECHNOLOGY
YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
70Materials specially adapted for additive manufacturing
C22F 1/18 2006.01
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS
1Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
16of other metals or alloys based thereon
18High-melting or refractory metals or alloys based thereon
CPC
B33Y 70/00
BPERFORMING OPERATIONS; TRANSPORTING
33ADDITIVE MANUFACTURING TECHNOLOGY
YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
70Materials specially adapted for additive manufacturing
C22C 14/00
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
14Alloys based on titanium
C22F 1/183
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
1Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
16of other metals or alloys based thereon
18High-melting or refractory metals or alloys based thereon
183of titanium or alloys based thereon
Applicants
  • OXMET TECHNOLOGIES LIMITED [GB]/[GB]
Inventors
  • ALABORT MARTINEZ, Enrique
Agents
  • J A KEMP LLP
Priority Data
1815532.524.09.2018GB
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) A BETA TITANIUM ALLOY FOR ADDITIVE MANUFACTURING
(FR) ALLIAGE DE TITANE BÊTA POUR LA FABRICATION ADDITIVE
Abstract
(EN)
A titanium-based alloy composition consisting in weight percent, of: 3.0 to 7.0 % aluminium, 3.0 to10.0% vanadium, 3.0 to 10.0% molybdenum, 2.0 to 7.0% tin, 0.0 to6.0% zirconium, 0.0 to 5.0% niobium, 0.0 to 0.5% iron, 0.0 to 4.0% chromium, 0.0 to 2.0 tungsten, 0.0 to 0.5 % nickel, 0.0 to 0.5 % tantalum, or between 0.0 to 2. tantalum when the sum of niobium and tantalum is 5.0% or less, 0.0 to 0.5% cobalt, 0.0 to 0.75% silicon, 0.0 to 0.5% boron, 0.0 to 0.5% carbon, 0.0 to 0.5% oxygen, 0.0 to 0.5% hydrogen, 0.0 to 0.5% nitrogen, 0.0 to 0.5% palladium, 0.0 to 0.5% lanthanum, 0.0 to 0.5% manganese or 0.0 to 2.5% manganese when the sum of chromium and manganese is 4.0 wt.% or less, 0.0 to 1.0% hafnium, the balance being titanium and incidental impurities which satisfies the following relationship: 0.027V + 0.178Fe + 0.055(Mo +0.5W) + 0.016Zr + 0.044Cr + 0.033(Nb+Ta) + 0.053Sn > 1.0 where Mo, W, V, Zr, Sn, Cr, Fe, Ta and Nb represent amounts of molybdenum, tungsten, vanadium, zirconium, tin, chromium, iron, tantalum and niobium in wt.% respectively.
(FR)
L'invention concerne une composition d'alliage à base de titane comprenant, en pourcentage en poids : 3,0 à 7,0 % d'aluminium, 3,0 à 10,0 % de vanadium, 3,0 à 10,0 % de molybdène, 2,0 à 7,0 % d'étain, 0,0 à 6,0 % de zirconium, 0,0 à 5,0 % de niobium, 0,0 à 0,5 % de fer, 0,0 à 4,0 % de chrome, 0,0 à 2,0 % de tungstène, 0,0 à 0,5 % de nickel, 0,0 à 0,5 % de tantale ou entre 0,0 et 2 % lorsque la somme de niobium et de tantale vaut 5,0 % ou moins, 0,0 à 0,5 % de cobalt, 0,0 à 0,75 % de silicium, 0,0 à 0,5 % de bore, 0,0 à 0,5 % de carbone, 0,0 à 0,5 % d'oxygène, 0,0 à 0,5 % d'hydrogène, 0,0 à 0,5 % d'azote, 0,0 à 0,5 % de palladium, 0,0 à 0,5 % de lanthane, 0,0 à 0,5 % de manganèse ou 0,0 à 2,5 % de manganèse lorsque la somme de chrome et de manganèse vaut 4,0 % en poids ou moins, 0,0 à 1,0 % d'hafnium, le reste étant du titane et des impuretés inévitables, qui satisfait à la relation suivante : 0,027V + 0,178Fe + 0,055 (Mo +0,5W) + 0,016Zr + 0,044Cr + 0,033 (Nb + Ta) + 0,053Sn > 1,0, où Mo, W, V, Zr, Sn, Cr, Fe, Ta et Nb représentent respectivement des quantités de molybdène, de tungstène, de vanadium, de zirconium, d'étain, de chrome, de fer, de tantale et de niobium en % en poids.
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