Grade 80 Alloy Steel Square Tube 4x4x0.25in from Mexico
High-strength Grade 80 alloy steel welded square tube, 4"x4"x1/4" (6.35mm wall), for lifting equipment and guardrails. HTS 7306.61.30.00 due to square cross-section, alloy steel, welded, and wall >4mm.
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
• Proof load test certs for Grade 80; imperial to metric conversion docs
• Check Section 232 tariffs on steel
• Pitfall: painted finishes not affecting classification