13-3/8 Inch K55 Production Casing from China
Heavy-duty seamless K55 nonalloy steel casing, 13-3/8 inch diameter for production zones in oil wells. Designed for high-pressure environments post-drilling. HTS 7304.29.20 covers this as other nonalloy casing.
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
• Obtain third-party inspection reports (e.g
• SGS) verifying seamless manufacture and K55 yield strength
• Comply with API monogram requirements; customs may request proof for duty-free claims if applicable