4-1/2 Inch 12.6# J55 SS Liner Casing from Canada
Slotted 4-1/2 inch welded stainless steel liner casing, J55 grade, 12.6 lb/ft with threaded hanger/coupling system for extended reach drilling. Used as liner to save casing. HTS 7306.21.30.00 for its welded stainless threaded construction in oil/gas applications.
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 already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Specify if liner or full casing on docs, as liners may have different collapse ratings
• Anti-dumping duties may apply—check Commerce scope rulings for stainless grades
• Ensure thread protector presence doesn't trigger parts classification