Seamless Process Pipe A333 Gr1 8-inch OD 15.5mm WT from Mexico
ASTM A333 Grade 1 seamless carbon steel pipe for low-temperature service, OD 219 mm, 15.5 mm WT. Classifies under HTS 7304.39.0052 as non-alloy circular seamless pipe in dimension range. Used in cryogenic fluid transfer lines.
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
• Charpy impact test results required for low-temp validation per A333
• Normalize heat treatment verification prevents alloy misclassification
• Separate low-temp ends from standard A106 to affirm proper heading