Table 3.

Electrochemical parameters of the Mg–1Zn–1Sn-xSr alloys obtained from polarization tests.

Sample	Ecorr (V)	Icorr (μA.cm−2)	Ept (V)	RP (Ω.cm2)	Rt (Ω.cm2)	CR (mm/a)
Mg–1Zn–1Sn	−1.59	7.36	−1.31	4647.54	1224	0.24
Mg–1Zn–1Sn-0.2Sr	−1.55	6.55	−1.25	5619.02	1304	0.18
Mg–1Zn–1Sn-0.4Sr	−1.56	12.24	−1.21	3546.91	1018	0.31
Mg–1Zn–1Sn-0.6Sr	−1.48	15.74	–	1675.34	540	0.39