Large Diameter Alloy Welded Pipe for Offshore Oil Platforms from Japan
Longitudinally welded high-strength alloy steel pipe over 406.4 mm OD for jacket legs and risers in offshore oil platforms. Classified in HTS 7305.31.60.90 as other large-diameter welded alloy tubes. Designed to withstand marine corrosion and high cyclic loads.
Duty Rate — Japan → 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
• API 5L certification mandatory; include DNV or ABS approvals for marine use
• Specify if normalized or quenched/tempered for proper alloy identification