A Porous TiAl6V4 Implant Material for Medical Application

Table 1

Material properties, mechanical properties, pore volumes, and oxygen contents of the different porous TiAl6V4 materials. The results of tensile, compression, and resonant ultrasound spectroscopy (RUS) tests are displayed in Roman, bold, and in italic fonts, respectively.

Material	Porosity		Mechanical properties				O2 content; µg/g
	Porosity 2D; %	Porosity 3D; %	GPa	UTS (UCS); MPa	YS (CYS); MPa	(); %
“Small”	5 ± 1	—	101 ± 5	806 ± 2	707 ± 4	14 ± 2	1509
			109 ± 3	1358 ± 37	783 ± 16	26 ± 1
“Medium”	11 ± 1	—	93 ± 5	733 ± 24	628 ± 13	5 ± 3	2013
			92 ± 3	1341 ± 66	741 ± 18	26 ± 2
“Mix”	33 ± 5	29 ± 1	31 ± 6	95 ± 40	—	—	1918
			42 ± 2	623 ± 20	261 ± 10	25 ± 1
“Large”	34 ± 1	34 ± 1	18 ± 1	98 ± 10	—	—	1918
			21 ± 2	306 ± 7	152 ± 5	14 ± 1
Natural bone	—	—	10–30^a	133^c	—	—	—
			8–33^b

[4, 5, 18]; ^b[19, 20]; ^c[21]; ^d[22]; ^e[18].
CYS: compressive yield strength, : Young’s modulus, : elongation to fracture, : compressibility, UCS: ultimate compression strength, UTS: ultimate tensile strength, and YS: yield strength.