10-3/4 inch 54.5# C110 Coupled Casing from Canada
C110 grade seamless alloy steel surface casing, 10-3/4 inch OD, 54.5 lb/ft, with coupled threads for conductor pipe in offshore rigs. HTS 7304.29.31 applies to its seamless 'other alloy steel' design for oil/gas drilling stability. Resists collapse in unconsolidated formations.
Duty Rate — Canada → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Submit dimensional inspection reports matching API specs; label with grade and size clearly
• Pitfall: classifying short lengths as scrap—ensure drilling end-use proof
• Use ISPM-15 for wood cradles in packaging