5-inch OD 13Cr Stainless Drill Pipe Sour Service from China
13Cr martensitic stainless steel drill pipe, 5-inch OD, wall thickness exceeding 9.5 mm, for sour gas drilling environments. Meets HTS 7304.22.0045 as seamless stainless drill pipe ≤168.3 mm OD for oil/gas drilling.
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 NACE MR0175 certification for sour service to support drilling end-use classification
• Declare exact chromium content (>10.5%) to confirm stainless steel per Chapter 73 note
• Separate tool joints in shipment to avoid 'set' classification under 8431