Alloy Steel Seamless Hollow Profile for Structural Supports from Mexico
Seamless hollow profile of alloy steel (e.g., AISI 4140) with wall thickness 4 mm or more, used in heavy machinery structural frames. HTS 7304.90.30.00 covers such thick-walled seamless hollow profiles of alloy steel.
Duty Rate — Mexico → United States
10%
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
Import Tips
• Define cross-section in docs to confirm 'hollow profile' vs round tube
• Alloy certification critical; 4140 has Cr/Mo for strength