9-5/8 Inch 43.5# L80 Type 316 SS Casing from China
Welded Type 316 stainless steel casing pipe, 9-5/8 inch diameter, 43.5 lb/ft, L80 grade with integral threaded joints for corrosion-resistant oilfield use. Essential for intermediate casing strings in sour gas wells. HTS 7306.21.30.00 applies to its welded stainless construction and threaded/coupled design for 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
• Label shipments clearly with 'oil/gas drilling casing' to match HTS description and avoid general pipe classification
• Provide chemical composition analysis for stainless steel verification during customs exam