Heavy Hex Structural Bolts A325M Metric from China
Metric A325M heavy hex structural bolts with shanks 12 mm and larger for international bridge projects, including nuts and hardened washers for pre-tensioned connections. Qualifies under HTS 7318.15.20.30 as structural bolts shipped together.
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Convert metric diameters accurately in declarations (e.g
• M12 = 12 mm > 6 mm threshold)
• Include DIN or ISO equivalents in documentation for metric structural bolts
• Galvanized versions require additional surface treatment declarations to prevent duty shifts