The US has imposed a 25 per cent tariff on steel and aluminium imports, set to impinge Australian companies from March 12.

Rio Tinto will supply METLEN with approximately 14.9 million tonnes of bauxite from the CBG mine in Guinea over an 11-year period, spanning from 2027 to 2037.

Rio Tinto CEO Jakob Stausholm has expressed caution regarding the potential impact of US President Donald Trump’s proposed 25% import tax on all steel and aluminium, stating that the ultimate effect on the company remains uncertain.

Athens-listed industrial and energy company Metlen Energy & Metals has entered into two long-term strategic agreements with global mining major Rio Tinto, securing supply chain improvements in both bauxite and alumina.

Quebec Premier Francois Legault said Canada should consider putting export taxes on products such as aluminum to create leverage in negotiations with President Donald Trump’s administration.

Australia's Trade Minister Don Farrell said on Thursday the country had increased aluminium supply to the US with Washington's approval,

US President Donald Trump's tariffs on aluminium are more likely to be part of a bargaining strategy than a long-term policy of his administration

The global aluminum market is entering a fresh period of upheaval as traders rush to assess the potential impact of renewed US protectionism under President Donald Trump.