Low-Temp Alloy Steel Pipe 14-inch OD from China

Seamless 14-inch OD (355.6 mm), 11.5 mm wall pipe from 3.5Ni steel alloy for LNG cryogenic piping. HTS 7304.59.80.60: alloy seamless, circular cross-section, specified OD, thin wall. Maintains ductility at -196°C for liquefied gas handling.

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

Include Charpy impact test data proving low-temp suitability

Normalize dimensions to room temperature for accurate OD declaration

Avoid bulk packaging confusion—declare as individual lengths