P5 Alloy Seamless Refining Furnace Tube from China
ASME SA-335 P5 (5% Cr, 0.5% Mo) seamless tube, 14-inch (355.6 mm) OD, for refining furnace tubing in petrochemical refineries. Classified in HTS 7304.59.20.70 for refining furnace suitability, alloy steel, seamless, 285.8-406.4 mm OD.
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 high-temperature creep strength certification; bulk import requires mill test certificates for each heat lot; avoid pitfall of generic 'pipe' declaration