This paper attempts to evaluate the effect of tin on corrosion
resistant properties in sea-water corrosion-resisting low alloy steel.
After the accelerated corrosion test, the corrosion resistant properties
of the two steels were characterized by potentiodynamic polarization
tests and electrochemical impedance spectroscopy (EIS)
measurements. X-ray photoelectron spectroscopy (XPS) and X-ray
diffraction (XRD) were conducted to analyze the corrosion products.
Secondary Ion Mass Spectroscopy (SIMS) was also used to ascertain
the distribution of tin on substrate steel. Besides, the cross section
of corroded sample was observed using Scanning electron microscope
(SEM)