16 Inch Intermediate Casing C110 Alloy from Mexico
16-inch C110 grade high-collapse alloy steel intermediate casing welded for multi-stage oil well construction, plain ends. Under HTS 7306.29.41.00 as other iron/steel casing for drilling. Alloy composition resists H2S environments.
Duty Rate — Mexico → United States
10%
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
Import Tips
• Document C110 proprietary alloy specs; NACE compliance for sour gas
• Pitfall: alloy content affecting Chapter 72 classification