Heat-Resisting 309 Stainless Bloom from China

Bloom of 309 heat-resisting stainless steel (<0.3% C, 22-24% Cr) for furnace parts per Chapter note (g). Classifies HTS 7218.99.00.90 as other semi-finished stainless. High-temperature oxidation resistance.

Duty Rate — China → United States

35%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter

Import Tips

Document low carbon (<0.3%) and Cr (4-10.5%) matching heat-resisting definition

No enameling/varnishing; treated as further worked

Test certs must exclude tool steel elements