SA-333 Gr6 Impact-Tested Alloy Pipe from China

Low-temperature seamless alloy steel pipe (Grade 6, 5% chrome) with 152 mm OD and 17 mm wall, impact-tested for arctic pipeline service. HTS 7304.59.80.35 covers its seamless circular alloy steel profile within dimension specs. Charpy V-notch tested at -46°C per ASTM A333.

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 CVN impact test charts from three circumferential/toenail specimens per code requirements

Mark 'LT6' or 'Gr6' permanently; faded markings cause delays at cold weather ports

Bundle in mill varnish coating to protect from corrosion during ocean transit