HS chapter 83, all origins, from official duty receipts. Burden 1.9% in 2017-06 → peak 26.8% in 2025-10 → 16.5% in 2026-06, on $207M of duty in the latest month.
What America imports in miscellaneous metal articles · the whole tariff story · any origin: tariff_burden(origin: "Vietnam", commodity: "83") · any code: tariff_lookup(hs, origin) via /connect. Not customs or legal advice.