High-Pressure Gas Transmission Pipe 13-inch OD 25 mm Wall
Seamless carbon steel pipe for natural gas pipelines, 330 mm OD and 25 mm thick walls. Precisely matches HTS 7304.39.0072 for seamless nonalloy steel tubes 285.8-406.4 mm OD with ≥19 mm walls. Rated for MAOP over 1000 psi.
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Import Tips & Compliance
• PHMSA/DOT approval letters needed for US gas transmission; affects admissibility
• X-ray or ultrasonic weld-free verification prevents welded pipe disputes
• Long lengths (18m+) require special transport declarations
Related Products under HTS 7304.39.00.72
API 5L Grade B Seamless Steel Pipe 16-inch OD 1-inch Wall
This seamless steel pipe of nonalloy steel has an outside diameter of 406.4 mm (16 inches) and a wall thickness of 25.4 mm (1 inch), designed for oil and gas transmission pipelines. It falls under HTS 7304.39.0072 due to its circular cross-section, seamless construction, OD between 285.8 mm and 406.4 mm, and wall thickness of 19 mm or more. Commonly used in high-pressure line pipe applications.
ASTM A106 Grade B Seamless Carbon Steel Pipe 14-inch OD 3/4-inch Wall
A seamless pipe per ASTM A106 specifications for high-temperature service, with 355.6 mm (14-inch) OD and 19 mm wall thickness, made from nonalloy steel. Classified under HTS 7304.39.0072 for its circular cross-section, specified OD range, and thick walls suitable for boiler and pressure applications. Ideal for refineries and power plants.
Structural Seamless Steel Hollow Section 15-inch OD 25 mm Wall
Heavy-walled seamless circular hollow profile of nonalloy steel, 381 mm OD and 25 mm wall thickness, used in offshore platform construction. Meets HTS 7304.39.0072 criteria for seamless iron/nonalloy steel tubes with OD 285.8-406.4 mm and walls ≥19 mm. Provides high strength for load-bearing applications.
Heavy Wall Seamless Casing Pipe 12-inch OD 1-inch Wall
Seamless nonalloy steel casing for oil well drilling, featuring 304.8 mm OD and 25.4 mm wall thickness. Fits HTS 7304.39.0072 as a circular seamless tube exceeding 285.8 mm OD up to 406.4 mm with thick walls. Used to line boreholes and support formations.
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