CHICAGO — The Atlas Tube division of Zekelman Industries today asked the Commerce Department to ensure that antidumping and countervailing duty orders covering light-walled rectangular tube also apply to octagonal tube, and to retroactively apply duties.…

Zekelman Industries Acquires American Tube Manufacturing, Inc.
CHICAGO — Zekelman Industries announced that it has acquired American Tube Manufacturing, Inc., based in Birmingham, Alabama. Through this acquisition,…