Heavy Wall Seamless Structural Steel Pipe 6-5/8 inch from China
Seamless non-alloy steel pipe with 168.3 mm OD and 16.7 mm wall thickness used for structural columns, piles, and heavy fabrication. Provides superior strength-to-weight ratio for load-bearing applications in construction. Classified under HTS 7304.39.0040 based on seamless construction and dimensional specs.
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
• Provide ASTM A53/A106 or equivalent structural grade certifications with impact testing if required
• Clearly mark as 'structural pipe' vs pressure pipe on documentation to guide proper end-use classification
• Bundle in standard lifts with protective end caps to prevent damage affecting wall thickness specs