pitting corrosion


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pitting corrosion

A type of corrosion on the surface of metals that appears as small, localized pits filled with salts of corrosion. See compressor blade damage.
References in periodicals archive ?
Ultimate strength assessment of hull structural plate with pitting corrosion damnification under biaxial compression.
Stewart, "Effect of pitting corrosion on capacity of prestressing wires," Magazine of Concrete Research, vol.
The presented data shows that one of the main causes of failure of pipeline is the pitting corrosion which occurs in the outer surface of the pipe.
The results show that localized pitting corrosion occured on this surface due to microbial activities.
This study confirms that more than 90% of failure of stainless steel implants is due to pitting and crevice corrosion (8) and pitting corrosion shows only mild improvement with ion implantation, a usual method to increase corrosion resistance in stainless steel implants.
The higher values of the corrosion rate for pure Al in alkaline solutions encouraged the desire to study the effect of sodium hydroxide concentrations on the pitting corrosion of aluminum.
This might be due to the higher surface roughness, where pitting corrosion phenomena are more prone to trigger al grain boundaries.
High positive potentials were avoided during the experiments because intensive pitting corrosion appeared in some solutions at high potentials.
It can be used to line new tanks and repair pitting corrosion damage or as a reinforced lining for refurbished tank bottoms.
Pitting corrosion is dangerous because it is less visible than rust.