-- The Home Page of the Finishing Industry
A website for Serious Education, promoting Aloha,
& the most FUN smiley you can have in metal finishing.
    no popups, no spam
on this site
current topics
topic 60766

Trivalent chromate on steel

May 22, 2018

Q. Sir we are going to test SST for Trivalent Chromate 8-20 microns, our bare metal is steel, we manufacture parts of weighing scale. I would like to know the standard criteria of SST, is 24 hrs, 48 hrs, 72 hours.

Thank you.

virgs of Philippines

virgs laroza
- batangas city, Philippines

May 2018

A. Hi Virgs. I am not sure if I am misunderstanding you, or you are misunderstanding something, but trivalent chromate coatings are not used directly on steel. They are used on aluminum and on certain electroplatings such as zinc plating. Please clarify the situation. Thanks.


pic of Ted Mooney
Ted Mooney, P.E. RET
Pine Beach, New Jersey
Striving to live "Aloha"

This public forum has 60,000 threads. If you have a question in mind which seems off topic to this thread, you might prefer to Search the Site

ADD a Comment to THIS thread START a NEW threadView CURRENT TOPICS

Disclaimer: It's not possible to 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 may be deliberately harmful.

  If you need a product/service, please check these Directories:

JobshopsCapital Equip. & Install'nChemicals & Consumables Consult'g, Train'g, SoftwareEnvironmental ComplianceTesting Svcs. & Devices

©1995-2018, Inc., Pine Beach, NJ   -   About   -  Privacy Policy
How Google uses data when you visit this site.