High Purity Aluminum Distillation Column Pipe from China
99.99% unalloyed aluminum pipe sections for chemical distillation columns, corrosion resistant. HTS 7608.10.00.90 covers these non-alloyed tubes. 4-inch diameter heavy wall.
Duty Rate — China → United States
80.7%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 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
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Chemical compatibility certificates for process fluids
• Heavy wall thickness measurement critical for duty calculation
• Hazardous material declarations if residual process chemicals present