7301
Sheet piling of iron or steel, whether or not drilled, punched or made from assembled elements; welded angles, shapes and sections, of iron or steel:
Duty rates
“General” applies to imports from most trading partners under normal trade relations. “Special” lists products eligible for reduced or duty-free treatment under programs like GSP, USMCA, CAFTA-DR, or individual free-trade agreements. “Column 2” applies to imports from countries without normal trade relations (currently Cuba and North Korea).
Chapter 73
Articles of iron or steel (Section XV — Base metals and articles thereof)