Table 4 Electrochemical corrosion tests... | Emerald Publishing

Table 4

Electrochemical corrosion tests of magnesium alloys36,45,60,61

Alloy	Shape	Area: cm²	Solution	I_corr: mA/cm²	E_corr: V	Degradation rate: mm/year
Pure magnesium	Square	1	HBSS	0·0598	−1·554	N/A
AZ31	Round	0·785	SBF	0·182	−1·54	N/A
WE43	Round	1	SBF	0·509	−1·85	N/A
Magnesium–lithium–aluminum	Round	0·785	HBSS	0·418–1·412	−1·482 to −1·587	0·1–3·4
Magnesium–zinc–calcium	Square	1	SBF	0·11	−1·645	N/A
Mg–0·5 strontium (Sr)	N/A	0·72	HBSS	0·005	−1·58	0·2–0·4
Magnesium–zinc–yttrium–neodymium	Round	1	SBF	1·08	−1·7	N/A
Magnesium–neodymium–zinc–zirconium	Round	1	HBSS	0·00141	−1·69	N/A
Magnesium–zinc–yttrium	N/A	1	SBF	0·44	−1·792	N/A
Magnesium–lithium	Round	0·785	HBSS	0·428–0·461	−1·52 to −1·565	0·1–0·16

Alloy	Shape	Area: cm²	Solution	I_corr: mA/cm²	E_corr: V	Degradation rate: mm/year
Pure magnesium	Square	1	HBSS	0·0598	−1·554	N/A
AZ31	Round	0·785	SBF	0·182	−1·54	N/A
WE43	Round	1	SBF	0·509	−1·85	N/A
Magnesium–lithium–aluminum	Round	0·785	HBSS	0·418–1·412	−1·482 to −1·587	0·1–3·4
Magnesium–zinc–calcium	Square	1	SBF	0·11	−1·645	N/A
Mg–0·5 strontium (Sr)	N/A	0·72	HBSS	0·005	−1·58	0·2–0·4
Magnesium–zinc–yttrium–neodymium	Round	1	SBF	1·08	−1·7	N/A
Magnesium–neodymium–zinc–zirconium	Round	1	HBSS	0·00141	−1·69	N/A
Magnesium–zinc–yttrium	N/A	1	SBF	0·44	−1·792	N/A
Magnesium–lithium	Round	0·785	HBSS	0·428–0·461	−1·52 to −1·565	0·1–0·16

N/A, not available