Recent Progress on Mg- and Zn-Based Alloys for Biodegradable Vascular Stent Applications

Table 4

Recently reported processing and properties of wrought Zn alloys.

Alloys	Processes	Dimensions	YS (MPa)	UTS (MPa)	EL (%)
Zn-0.15Mg [48]	DE+TE	Tube: outer diameter of 4 mm; inner diameter of 1.5 mm	114	250	22
Zn-0.5Mg [48]			159	297	13
Zn-1Mg [48]			180	340	6
Zn-3Mg [48]			291	399	1
Zn-1Mg-1Ca [49]	HR; HE	—	210	260	5.5
Zn-1Mg-1Sr [49]			200	250	7.5
Zn-1Ca-1Sr [49]			215	265	6.8
Zn-1Mg-0.1Sr [50]	HR	Sheet metal: thickness of 2.1	196	300	22.49
Zn-1Mg-0.1Mn [51]		Sheet metal: thickness of 2.1	195	299	26.07
Zn-1Ca [52]	HE	Rod: diameter of 10 mm	195	240	7.5
Zn-1Sr [52]			220	260	10.8
Zn-1Mg [52]			205	265	8.5
Zn-0.5Al [48]	DE+TE	Tube: outer diameter of 4 mm; inner diameter of 1.5 mm	119	203	33
Zn-1Al [48]			134	223	24
Zn-1Cu [15]	HE	Rod: diameter of 20 mm	149	186	21
Zn-2Cu [15]			199	240	46.8
Zn-3Cu [15]			213	257	47.2
Zn-4Cu [15]			227	270	50.6
Zn-3Cu-0.1Mg [53]	HE	Rod: diameter of 20 mm	340	375	5
Zn-3Cu-0.5Mg [53]			400	425	2
Zn-3Cu-1Mg [53]			425	450	1
Zn-2.5Ag [54]	HE	Rod: extrusion ratio of 14 : 1	155	205	35
Zn-5.0Ag [54]			210	260	38
Zn-7.0Ag [54]			240	290	32

DE: direct extrusion; TE: tube extrusion; HE: hot extrusion; HR: hot rolling.