Having an outside diameter exceeding 406.4 mm
Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Line pipe of a kind used for oil or gas pipelines: > Other: > Of other alloy steel > Having an outside diameter exceeding 406.4 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 7304.19.50.80
Offshore Oil Line Pipe X65 26-inch
26-inch (660 mm OD) X65 alloy seamless pipe for subsea oil pipelines, with enhanced collapse resistance. Designed for offshore installations. 7304.19.5080 due to specs matching large alloy line pipe.
60-inch Mega Line Pipe Alloy Steel
Extra-large 1524 mm OD seamless alloy steel pipe for major trunk gas lines, X70 grade. Supports massive flow capacities. Classifies under 7304.19.5080 for oversized seamless alloy line pipes.
API 5L X65 Alloy Steel Line Pipe 24-inch
Seamless line pipe made from X65 grade alloy steel, with an outside diameter of 610 mm, designed specifically for high-pressure oil and gas pipelines. It meets API 5L specifications for use in transporting crude oil or natural gas over long distances. Classified under 7304.19.5080 due to its seamless construction, alloy steel composition, and diameter exceeding 406.4 mm.
X70 Alloy Steel Seamless Pipeline Tube 30-inch
High-strength seamless tube of X70 alloy steel with 762 mm outside diameter, engineered for demanding gas transmission pipelines. It provides superior yield strength for deep-sea or arctic oil/gas transport. Falls under HTS 7304.19.5080 as a large-diameter seamless alloy steel line pipe for pipeline use.
42-inch X60 Alloy Line Pipe for Sour Service
Seamless 42-inch (1067 mm OD) X60 grade alloy steel pipe resistant to sour gas corrosion (H2S), used in oil/gas gathering lines. Designed for harsh environments in upstream production. HTS 7304.19.5080 applies for its alloy composition, seamless form, and oversized diameter for pipelines.
API 5L X80 Large Diameter Gas Line Pipe
Premium X80 alloy steel seamless pipe, 48-inch OD (1219 mm), for ultra-high-pressure natural gas pipelines. Offers enhanced toughness for long-haul transmission. Classified in 7304.19.5080 for alloy steel seamless line pipes exceeding 406.4 mm diameter.
36-inch Sour Gas Alloy Seamless Line Pipe
Seamless alloy steel pipe (914 mm OD) with X65M grade for sour gas service in offshore pipelines. Corrosion-resistant for H2S environments. Meets 7304.19.5080 as oversized seamless alloy line pipe for oil/gas.
28-inch X65 PSL2 Alloy Pipeline Pipe
PSL2 compliant X65 alloy seamless pipe, 711 mm OD, for oil/gas trunklines meeting stringent quality standards. Used in midstream transport infrastructure. HTS 7304.19.5080 for large alloy seamless line pipes.
High-Pressure 20-inch Alloy Gas Line Pipe
508 mm OD seamless alloy steel pipe rated for 1500 psi in gas distribution lines. X52 grade for reliable performance. Fits 7304.19.5080 criteria: seamless, alloy, >406.4 mm OD, oil/gas line pipe.