API 5CT L-80 Threaded Casing from Japan
L-80 grade alloy steel threaded casing with coupled joints, external diameter over 406.4 mm, used to stabilize wellbores during oil extraction. Fits HTS 7305.20.60.00 as welded, large-diameter alloy steel pipe explicitly for drilling casing with threading for assembly. Its high-strength alloy meets demanding downhole conditions.
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
• Include PSL-2 quality level documentation if specified; inspect for thread galling during customs exam
• Pitfall: Failing to declare exact alloy grade risks reclassification