Seamless Process Pipe A333 Gr1 8-inch OD 15.5mm WT from China

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 — China → United States

35%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter

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