</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Duplex 2205 Stainless Steel Round 35mm Diameter from China

Duplex 2205 (UNS S31803) stainless steel semi-finished round product, 35mm diameter (~96 cm² area), offering high strength and corrosion resistance for oil & gas applications. HTS 7218.99.0045 applies to stainless circular cross section semi-finished products under 232 cm². Hot-rolled condition suitable for further machining.

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

Certify duplex microstructure with ferrite/austenite balance testing per ASTM A923

Document PREN value (pitting resistance equivalent) above 35 to confirm stainless classification

Ensure no heat treatment beyond annealing that constitutes 'further working'