7 Inch 32 lb/ft P-110 Stainless Steel Threaded Casing from China
High-pressure P-110 grade stainless steel casing, 7 inch diameter with integral threaded couplings for deepwater oil wells. Designed for extreme downhole conditions in corrosive environments. HTS 7304.24.30 classification due to stainless steel composition and oil/gas drilling application.
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
• Provide ITP (Inspection Test Plan) and witness test records for hydrostatic and tensile testing
• Confirm stainless steel content exceeds 10.5% chromium per ASTM definition for Chapter 72/73 classification
• Include dimensional inspection reports verifying OD, wall thickness, and coupling engagement length