K55 Casing and Tubing from Canada
K55 grade non-alloy steel tubing used interchangeably as casing or tubing in shallow oil/gas wells. Falls under HTS 7306.29.6050 for other nonalloy steel tubing in drilling. Offers higher collapse resistance for challenging 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
• Dual-use documentation should specify primary drilling function to secure classification
• Test for yield strength compliance with API to prevent rejection