
plating, anodizing, & finishing Q&As since 1989
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Suitability of Cr Plating on SGI base metal for Sea Water application
November 25, 2008
Dear Sir
Is it ok to use a component which is in SG Iron and having around 20 microns of Hard Cr Plating for Sea Water application ? Pl. Guide
Buyer - Pune, Maharashtra, India
November 25, 2008
No, Akalp. Hard chrome plating is for hardness, lubricity, and low friction. It tends to be porous and unsuitable as a corrosion resistant finish. Electroless nickel might work.
Regards,

Ted Mooney, P.E.
Striving to live Aloha
finishing.com - Pine Beach, New Jersey
