API 5ST Type 304L Packer Tubing 4 inch from China
Seamless Type 304L stainless steel tubing for downhole packer assemblies in gas wells, OD 101.6 mm (4"), wall 9.5 mm maximum. Precisely matches HTS 7304.24.60.15 for stainless seamless oil/gas tubing of small OD and thin wall.
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 internal drift test certification per API 5ST dimensions
• Specify 'straight seam' prohibited—must be 100% seamless verification
• Use nitrogen alloyed grades for better corrosion resistance documentation