Heavy Wall N80 Nonalloy Tubing 4 Inch OD 14.0 lb/ft from Mexico
Seamless tubing equivalent to N80 grade nonalloy steel, 101.6 mm OD, 12.7 mm wall for gas well production. Designed for corrosive environments in drilling operations. Classifies in 7304.29.5030 for its seamless nonalloy construction and thick walls exceeding 9.5 mm.
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
• Submit heat treatment records showing normalized/quenched properties for grade verification
• Bundle in protective shipping caps to prevent thread damage, which could trigger parts classification
• Avoid bulk packaging mislabeled as scrap—clearly mark as new oilfield tubing