If you have questions or concerns about steel galvanizing, take them to this web site. It is a great resource.
http://www.galvanizeit.org/
If you have any questions which are not already answered on the site you can email their Ask Dr. Galv at:
technical@galvanizeit.org
The American Galvanizers Association (AGA) is a non-profit trade association dedicated to serving the needs of after-fabrication galvanizers, fabricators, architects, specifiers, and engineers, providing technical support on today's innovative applications and state-of-the-art technological developments in hot-dip galvanizing for corrosion control.