20" Threaded Alloy Gas Well Casing from Canada
Heavy-duty 20-inch OD threaded alloy steel casing with couplings, used in natural gas well drilling to line deep boreholes. HTS 7305.20.60.00 applies for its oversized circular welded construction, alloy material, and threaded design tailored for gas extraction drilling. Corrosion-resistant for sour gas environments.
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
• Test for H2S resistance if sour service; submit dimensional drawings
• Common issue: Overlooking coupled vs uncoupled declaration