The United States is highly reliant on steel imports, bringing in more of the material from abroad than any other country in the world, according to the International Trade Administration. More than 26 million metric tons of steel were imported last year, most of which came from Brazil, Canada, Mexico, South Korea, and China.

President Trump has doubled the rate on foreign metals to 50%, saying the levies weren’t high enough to help the U.S. industry.

China accused President Donald Trump of causing severe disruption to global supply chains after he doubled the U.S. steel and aluminum tariffs to 50 percent. Trump hiked the Section 232 tariffs in a proclamation that took effect on June 4 after reevaluating the impact of importing large quantities of the metals,