CMC - Canada unveils $16B in reciprocal tariffs on U.S. imports June, 29 2018 12:28 PM Commercial Metals Company Canada announces reciprocal tariffs on $16.6B of imports of steel, aluminum and other products from the U.S., effective July 1. More news on: AK Steel Holding Corp, Alcoa, Inc., ArcelorMittal, Commodities news, News on ETFs, Read more ...