Of iron or nonalloy steel
Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross sections, the external diameter of which exceeds 406.4 mm, of iron or steel: > Line pipe of a kind used for oil or gas pipelines: > Longitudinally submerged arc welded: > Of iron or nonalloy steel
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
Subheadings
Products classified under HTS 7305.11.10
API 5L Grade B LSAW Oil Pipeline
Large diameter longitudinally submerged arc welded (LSAW) steel pipe made from nonalloy steel, meeting API 5L Grade B specifications for oil and gas pipelines. External diameter exceeds 406.4 mm with circular cross-section, designed for high-pressure transport of crude oil. Classified under 7305.11.10 due to its welded construction and use in oil/gas line pipes of iron or nonalloy steel.
LSAW X52 Gas Transmission Pipe
High-strength LSAW pipe in X52 grade nonalloy steel for natural gas pipelines, with external diameter over 16 inches (406.4 mm). Features thick walls for buried transmission lines handling high-pressure gas. Fits 7305.11.10 as longitudinally submerged arc welded line pipe of iron/nonalloy steel.
16-Inch OD LSAW Crude Oil Pipe
16-inch outer diameter LSAW pipe of nonalloy steel for crude oil gathering lines in oilfields. Welded using submerged arc process for superior weld quality in large diameters exceeding 406.4 mm. Specifically classified in 7305.11.10 for iron/nonalloy steel oil/gas line pipes.
API 5L X60 LSAW Pipeline Section
X60 grade LSAW line pipe sections for offshore oil pipelines, made from nonalloy steel plate with external diameter 24+ inches. Designed for sour service (H2S resistant) in harsh environments. Meets 7305.11.10 criteria for LSAW oil/gas line pipe.
30-Inch LSAW Natural Gas Pipe
30-inch OD longitudinally submerged arc welded pipe of nonalloy steel for high-volume natural gas trunklines. Heavy wall thickness for long-distance transmission under highways and rivers. Precisely matches HTS 7305.11.10 for large diameter LSAW line pipe.
LSAW Steel Pipe for CO2 Pipelines
Nonalloy steel LSAW pipe engineered for carbon dioxide transport in carbon capture projects, 20-inch diameter exceeding 406.4 mm. Corrosion-resistant internal lining specification for CO2 service. Classifies under 7305.11.10 as oil/gas type line pipe.
Grade B Normalized LSAW Line Pipe
Normalized Grade B nonalloy steel LSAW pipe for sour gas service, external diameter 18-48 inches. Heat treatment enhances toughness for fracture-critical applications. HTS 7305.11.10 designation for longitudinally submerged arc welded oil/gas line pipe.