3-1/2 inch 9.3# C95 Tieback Casing from Canada
Lightweight 3-1/2 inch OD, 9.3 lb/ft C95 alloy seamless tieback casing with threaded premium connections for subsea wellheads. HTS 7304.29.31 covers this specialized drilling casing of other alloy steel. Connects riser to wellhead systems.
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
9903.05.900%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; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Certify pressure ratings for subsea use; include connection dope analysis
• Avoid declaring as tubing (smaller ID)
• Use nitrogen purging for internal cleanliness