What should be the current and voltage for nickel coating of around 15 micron for steel specimen and also the bath composition?

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Mahmood H. M.

Dear Md Abu Bakkar ;

I think you can find all information you required from this reference;

NICKEL PLATING HANDBOOK 2014

https://nickelinstitute.org/media/2323/nph_141015.pdf

with regards

Bojan R. Gligorijević

The question is too general. The book proposed by Mahmood is a good starting point. Cheers

Md Abu Bakkar

Thanks, Mahmood H. M. for the pdf

Hani Khalil Ismail

Dear Md Abu Bakkar,

I think useful information can been seen from the references below:

Article Bright Metal Coatings from Sustainable Electrolytes: The Eff...

Article A Comparative Study of Nickel Electrodeposition Using Deep E...