steel

Researchers from TU Delft, HKU, and SUSTech published separate Nature Materials studies showing that interface engineering and controlled lattice distortion can simultaneously boost strength past 3 GPa and preserve meaningful ductility in martensitic alloys.

A presidential proclamation replaces flat-rate Section 232 duties with a five-tier framework imposing up to 50 percent tariffs on steel, aluminum, and copper imports, effective April 6.