HIGH-STRENGTH TITANIUM ALLOY FOR ADDITIVE MANUFACTURING

A manufacturing method that includes additively manufacturing a part from an additive manufacturing feedstock comprising a titanium alloy, the titanium alloy comprising: 5.5 to 6.5 wt % aluminum; 3.0 to 4.5 wt % vanadium; 1.0 to 2.0 wt % molybdenum; 0.3 to 1.5 wt % iron; 0.3 to 1.5 wt % chromium; 0....

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	TARENKOVA, Natalia Yuryevna, CATHERINE, Jane Parrish, ZAITSEV, Alexey Sergeevich, PUZAKOV, Igor Yurievich, GHABCHI, Arash, LEDER, Michael Ottovich, MITROPOLSKAYA, Natalia Georgievna, MATTHEW, Jon Crill, BRIGGS, Robert David
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ADDITIVE MANUFACTURING TECHNOLOGY ADDITIVE MANUFACTURING, i.e. MANUFACTURING OFTHREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVEAGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING,STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING ALLOYS CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS ANDNON-FERROUS ALLOYS CHEMISTRY FERROUS OR NON-FERROUS ALLOYS METALLURGY PERFORMING OPERATIONS TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	A manufacturing method that includes additively manufacturing a part from an additive manufacturing feedstock comprising a titanium alloy, the titanium alloy comprising: 5.5 to 6.5 wt % aluminum; 3.0 to 4.5 wt % vanadium; 1.0 to 2.0 wt % molybdenum; 0.3 to 1.5 wt % iron; 0.3 to 1.5 wt % chromium; 0.05 to 0.5 wt % zirconium; 0.2 to 0.3 wt % oxygen; maximum of 0.05 wt % nitrogen; maximum of 0.08 wt % carbon; maximum of 0.25 wt % silicon; and balance titanium, wherein a value of an aluminum structural equivalent [Al]eq ranges from 7.5 to 9.5 wt %, and is defined by the following equation:[Al]⁢eq=[Al]+[O]×10+[Zr]/6,andwherein a value of a molybdenum structural equivalent [Mo]eq ranges from 6.0 to 8.5 wt %, and is defined by the following equation:[Mo]⁢eq=[Mo]+[V]/1.5+[Cr]×1.2⁢5+[Fe]×2.5.