US import costs of steel and aluminium, used in everything from baseball bats to cars and aircraft parts, are expected to rise by more than $100bn after Donald Trump raised tariffs on the metals to 50 per cent this week.

US tariffs on steel and aluminum doubled to 50% as of 12:01 am ET on Wednesday, a move cheered by the beleaguered US steel industry but decried by heavy users of the metals, from car makers to can manufacturers.

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.