API 5CT L80 Stainless Casing 10-3/4 Inch from China
Seamless L80 grade stainless steel casing with 273 mm OD and 11.0 mm wall thickness for oil well protection and pressure containment. Classified in 7304.24.40.30 as seamless stainless steel casing for drilling, OD 215.9-285.8 mm, thin wall <12.7 mm.
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
• Include API 5CT grade markings and hydrostatic test reports; check for country-of-melt restrictions on steel
• Pitfall: Incorrect OD measurement leads to wrong subheading—use caliper-verified specs