13-3/8" Alloy Steel Surface Casing from Canada
Threaded and coupled 13-3/8 inch alloy steel surface casing for initial wellbore support in oil drilling operations. Matches HTS 7305.20.60.00 criteria: welded iron/steel tube, circular >406.4 mm OD, alloy, threaded for oil/gas casing use. Prevents collapse during early drilling phases.
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
• Label with exact grade (e.g
• 4130 alloy) and API monogram; ensure thread protector presence
• Pitfall: Surface vs intermediate casing distinction affects no alternative but documentation