API 5CT C110 8# 2-3/8" Tubing from Mexico
C110 restricted yield alloy steel seamless tubing, 2-3/8" 8.00 lb/ft for sour service drilling. Wall 5.61 mm provides balanced strength-to-weight. Classified 7304.29.61.15 as other alloy steel oil/gas tubing.
Duty Rate — Mexico → 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
• C110 requires special hardness limits; include Brinell test results
• Mark 'Restricted Yield' clearly on commercial invoice
• Avoid bulk packaging that suggests line pipe use