X42 Seamless Carbon Steel Pipeline Tube 20-inch OD from Canada
A seamless nonalloy steel tube with 508 mm outside diameter, rated X42 for oil and gas transmission lines. Used in midstream pipeline infrastructure for transporting hydrocarbons. Falls under HTS 7304.19.10.80 as line pipe of iron/nonalloy steel with OD >406.4 mm and seamless profile.
Duty Rate — Canada → 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 hydrostatic test certificates to demonstrate pressure integrity for pipeline use
• Label with exact steel grade and dimensions to prevent customs disputes on nonalloy status
• Avoid bulk packaging without protective coatings, as corrosion claims are common pitfalls