Having a wall thickness of 6.4 mm or more but not exceeding 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 38.1 mm or more but not exceeding 114.3 mm: > Having a wall thickness of 6.4 mm or more but not exceeding 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 7304.59.80.20
SAE 4130 Seamless Alloy Steel Tube
A seamless tube made from SAE 4130 chromoly alloy steel with circular cross-section, outside diameter of 50 mm, and wall thickness of 8 mm. It falls under HTS 7304.59.80.20 as it is seamless, of other alloy steel, with OD 38.1-114.3 mm and wall thickness 6.4-12.7 mm. Commonly used in automotive and aerospace structural applications.
42CrMo4 Seamless Boiler Tube
Seamless tube of 42CrMo4 alloy steel for high-pressure boiler applications, 75 mm OD and 10 mm wall thickness. Classified under HTS 7304.59.80.20 due to its seamless construction, alloy steel composition, and specified dimensions. Meets European standards for pressure equipment.
15NiCrMo16 Seamless Axle Tube
High-strength seamless tube of 15NiCrMo16 nickel-chromium-molybdenum steel, 100 mm OD with 9 mm wall, used for heavy vehicle axles. Fits HTS 7304.59.80.20 as 'other alloy steel' seamless tube in the specified size range. Case-hardening grade for automotive transmission components.
8630 Seamless Hydraulic Cylinder Tube
Seamless 8630 alloy steel tube for hydraulic cylinder barrels, 90 mm OD and 7.5 mm wall thickness. Classified in HTS 7304.59.80.20 for its circular seamless profile, alloy composition, and dimension specs. Precision-honed interior for piston sealing applications.
34CrNiMo6 Seamless Gearbox Tube
Seamless tube from 34CrNiMo6 case-hardening alloy steel, 65 mm OD with 11 mm wall, for gearbox housings. Meets HTS 7304.59.80.20 criteria: seamless, other alloy steel, OD 38.1-114.3 mm, wall 6.4-12.7 mm. High fatigue resistance for transmission components.
EN 10216-2 13CrMo4-5 Seamless Pipe
Seamless pressure pipe of 13CrMo4-5 alloy steel per EN 10216-2, 45 mm OD and 8.5 mm wall thickness. Falls under HTS 7304.59.80.20 as other alloy steel seamless tube in specified size parameters. Certified for elevated temperature service in power plants.
A519 Grade 4140 Mechanical Tubing
ASTM A519 Grade 4140 seamless mechanical tubing, 88 mm OD with 10.2 mm wall, for machinery shafts. Classified HTS 7304.59.80.20: seamless alloy steel, circular, correct OD/wall specs. Heat-treated for high tensile strength applications.
X20CrMoWV11.1 Seamless Header Tube
Seamless tube of X20CrMoWV11.1 creep-resistant alloy steel for steam headers, 110 mm OD and 12 mm wall. HTS 7304.59.80.20 applies to this other alloy steel seamless tube within size limits. Used in supercritical power boilers.