13-3/8 inch 72# P110 Threaded Casing from Japan
Seamless alloy steel oil well casing with 13-3/8 inch outer diameter, 72 lb/ft weight, and P110 grade, featuring API threaded couplings for secure connections in drilling operations. Classified under HTS 7304.29.31 due to its seamless construction from other alloy steel, specific design for oil/gas drilling, and threaded or coupled ends. This heavy-duty pipe withstands high-pressure environments in deep wells.
Duty Rate — Japan → 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
• Verify API 5CT certification and exact alloy composition for 'other alloy steel' classification; provide mill test certificates (MTC) to customs
• Common pitfall: misdeclaring as carbon steel shifts to different subheading
• Inspect threads for damage to avoid rejection