7 inch 32 lb/ft 13Cr Stainless Steel Production Casing from China
Seamless 7-inch 13Cr stainless steel casing at 32 lb/ft, designed for production sections in corrosive oil/gas reservoirs. HTS 7304.24.40 covers this as other stainless steel casing for drilling operations. The 13Cr alloy provides superior resistance to CO2 and H2S.
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 pipes clearly with manufacturer, grade, and API monogram to facilitate smooth customs clearance
• Avoid bundling with tubing in same shipment without separate invoices to prevent classification disputes
• Confirm chrome content via chemical analysis certs, as borderline stainless may be reclassified