9-5/8 inch 40 lb/ft L-80 13Cr Stainless Steel Casing from China
Seamless stainless steel oil well casing pipe with 9-5/8 inch outside diameter, 40 lb/ft weight, L-80 grade with 13% chromium for corrosion resistance in sour gas environments. Threaded and coupled ends for secure connections in drilling operations. Classifies under 7304.24.30.45 due to its stainless steel composition, seamless construction, and specified diameter range for oil/gas drilling casing.
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
• Verify API 5CT certification and exact grade (e.g
• L-80 13Cr) matches invoice to avoid reclassification
• Include mill test certificates (MTC) showing stainless steel chemistry and seamless process
• Confirm outside diameter measurement between 285.8-406.4mm; slight deviations may shift to adjacent subheadings