Duplex 2205 Stainless Seamless Pressure Tubing from China
High-strength duplex stainless steel 2205 seamless tubing for high-pressure gas and fluid transfer systems. Under HTS 7304.59.80 as other alloy steel seamless circular tubes. Dual-phase microstructure provides superior stress corrosion cracking 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
• Material certs must specify duplex microstructure and PREN values for alloy verification
• Ensure not declared as mechanical tubing which has different cold-drawn provisions
• For pressure vessel use, cross-check ASME Section II materials specs