13-3/8 inch 13Cr Stainless Casing from China

Seamless 13% chromium stainless steel casing pipe, 13.375 inch OD, 10.92 mm wall thickness, corrosion-resistant for sour gas wells. HTS 7304.24.4050 applies to its seamless stainless steel construction for oil/gas drilling within the specified size parameters.

Duty Rate — China → United States

35%

Rate breakdown

9903.03.0110%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
9903.91.0125%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

Import Tips

Obtain NACE MR0175 certification for sour service applications common with 13Cr grades

Label clearly as 'casing for oil/gas drilling' to avoid confusion with tubing (7304.24.6050)

Customs may require dimensional inspection; ensure OD stays under 16 inches (406.4 mm)