But while American steel industry groups have hailed the tariff hike, economic experts have sounded alarms, saying it could further disrupt the already volatile global supply chai

China has accused President Donald Trump of causing severe disruption to global supply chains after he doubled the United States' steel and aluminum tariffs to 50 percent. Trump hiked the Section 232 tariffs in a proclamation that took effect on June 4,

President Trump doubled almost all aluminum and steel import tariffs, seeking to curb China’s growing dominance in global trade. These six charts show the tariffs’ potential economic effects.