No passwords, no registration, no paywalls, no popups, no AI

As an Amazon Associate & eBay Partner we earn from affil links

finishing.com -- The Home Page of the Finishing Industry

Search our quarter-million Q&As

Home of the finishing HOTLINE since 1989

-----

Removing of hard chrome coating

Hi,

I want to remove the hard chrome coating deposited on the steel 4130. Any suggestion will be much appreciated. Thanks a lot.

Mahdy FATEMY
- Tehran, Iran

Dear Mr Mahdey,

You can remove chromium from steel anodic in a solution of about 150-250 g/l sodium hydroxide. The voltage is about 2-6 V.

Kind regards,

Sjamp van Esch
- Eindhoven, The Netherlands

Sorry! Finishing.com is temporarily Read-Only.
Ted Mooney is retiring but I have several offers to take it over.
We're working hard to make sure we find it the best new home.

Disclaimer: It's not possible to fully diagnose a finishing problem or the hazards of an operation via these pages. All information presented is for general reference and does not represent a professional opinion nor the policy of an author's employer. The internet is largely anonymous & unvetted; some names may be fictitious and some recommendations might be harmful.

If you are seeking a product or service related to metal finishing, please check these Directories: