Having an outside diameter exceeding 114.3 mm but not 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: > Of stainless steel > Having an outside diameter exceeding 114.3 mm but not 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 7304.11.00.50
12-inch Stainless Steel API 5L Line Pipe
Seamless stainless steel line pipe with 12-inch (304.8 mm) outside diameter, designed specifically for oil and gas pipelines per API 5L standards. It falls under HTS 7304.11.0050 due to its seamless construction, stainless steel material, and diameter between 114.3 mm and 406.4 mm, optimized for high-pressure hydrocarbon transport.
16-inch OD Stainless Steel Sour Service Line Pipe
Seamless duplex stainless steel pipe (e.g., 2205 grade) with 16-inch (406.4 mm) OD for sour gas pipelines, resistant to H2S corrosion. Classified in 7304.11.0050 for its seamless stainless steel construction and diameter specs tailored for oil/gas transport.
10-inch Stainless Steel Offshore Pipeline Riser
Seamless stainless steel riser pipe with 10-inch (254 mm) OD for offshore oil/gas platforms, connecting subsea wells to surface facilities. It matches HTS 7304.11.0050 as seamless stainless line pipe within the specified diameter range for pipeline applications.
14-inch Duplex Stainless Steel Gas Gathering Line Pipe
Seamless 14-inch (355.6 mm) OD duplex stainless pipe for onshore gas gathering lines in shale plays. HTS 7304.11.0050 applies due to seamless stainless steel, line pipe function, and diameter limits for oil/gas infrastructure.
8-inch Stainless Steel LNG Pipeline Export Pipe
Seamless 8-inch (203.2 mm) OD stainless steel pipe for cryogenic LNG export pipelines. Fits HTS 7304.11.0050 precisely as seamless stainless line pipe in the 114.3-406.4 mm diameter for gas transport.