Seamless Refrigeration Pipe 9-inch OD 18.5mm WT from China

Heavy wall seamless pipe for industrial refrigeration systems, 228.6 mm OD, 18.5 mm thick. HTS 7304.39.0052 for non-alloy seamless circular profile. Ammonia-compatible construction.

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

Refrigerant compatibility certs (ASHRAE standards)

Pressure rating calculations provided

Avoid pressure tube misclassification with service docs