美国掀起新一轮关税风暴 407种钢铝产品关税飙升至50%

Group 1 - The U.S. Department of Commerce announced on August 18 that 407 steel and aluminum derivative products will be added to a new tariff list, affecting a wide range of products from heavy machinery to everyday furniture [1][2] - Products included in the tariff list are wind turbines, mobile cranes, bulldozers, railway vehicles, compressors, pump products, and certain consumer goods, all facing tariffs of up to 50% if they contain steel or aluminum [1][2] - The new tariff policy also specifically includes automotive exhaust system import components and electrical steel required for electric vehicle production, increasing cost pressures on the automotive manufacturing industry, which heavily relies on global supply chains [1] Group 2 - The expanded tariff on steel and aluminum imports, announced on August 15, includes 407 product codes added to the U.S. Harmonized Tariff Schedule, effective from August 18, 2025 [2]