Having a wall thickness less than 12.7 mm
Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Other, of circular cross section, of other alloy steel: > Other: > Other: > Other: > Other > Having an outside diameter of 190.5 mm or more but not exceeding 285.8 mm: > Having a wall thickness less than 12.7 mm
Duty Rate (from China)
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
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
Products classified under HTS 7304.59.80.45
Seamless Alloy Steel Boiler Tube 250mm OD
A seamless tube made from alloy steel with a circular cross-section, outside diameter of 250 mm, and wall thickness of 10 mm, designed for high-pressure boiler applications. It falls under HTS 7304.59.80.45 due to its seamless construction, alloy steel material, specified OD range (190.5-285.8 mm), and thin wall less than 12.7 mm. Commonly used in industrial steam generation systems.
Alloy Steel Heat Exchanger Tube 220mm OD
Seamless circular tube of other alloy steel for heat exchangers, featuring 220 mm OD and 8 mm wall thickness. Classified in 7304.59.80.45 for its seamless form, alloy composition, OD between 190.5-285.8 mm, and wall under 12.7 mm. Ideal for petrochemical processing equipment.
Alloy Steel Hydraulic Cylinder Tube 210mm OD
Precision seamless alloy steel tube for hydraulic cylinders, 210 mm OD, 7 mm wall thickness. Qualifies for HTS 7304.59.80.45 as circular seamless other alloy steel tube in the designated size range.
5Cr Alloy Steel Process Pipe 195mm OD
Seamless 5% chromium alloy steel pipe for chemical process plants, 195 mm OD, 6 mm wall thickness. Matches HTS 7304.59.80.45 for seamless circular other alloy steel with thin wall in range.
Seamless 9Cr1Mo Alloy Condenser Tube 240mm
High-temperature resistant seamless tube of 9Cr-1Mo alloy steel, 240 mm OD, 11 mm wall, used in power plant condensers. Meets HTS 7304.59.80.45 criteria: seamless, circular alloy steel, OD 190.5-285.8 mm, wall <12.7 mm.
Alloy Steel Pressure Piping Tube 200mm OD
Seamless tube for high-pressure gas/oil piping, alloy steel, 200 mm OD, 9.5 mm wall thickness. Fits 7304.59.80.45 as other seamless alloy steel tube with circular section in specified OD/wall parameters.
P91 Grade Alloy Superheater Tube 260mm
Seamless P91 (9Cr-1Mo-V) alloy steel tube for superheaters in boilers, 260 mm OD, 10.5 mm wall. Classified under 7304.59.80.45 for seamless other alloy steel tubes meeting OD and thin-wall specs.
Seamless Alloy Transfer Line Pipe 280mm OD
Heavy-duty seamless alloy steel pipe for high-temperature transfer lines, 280 mm OD, 11.5 mm wall. Falls under 7304.59.80.45 specifications for other alloy seamless tubes/pipes with thin walls.