13Cr Seamless Alloy Steel Line Pipe for Sour Oil Service from Mexico
Seamless 13% chromium alloy steel line pipe designed for corrosive sour oil environments in pipelines, providing excellent resistance to H2S and CO2. It qualifies for HTS 7304.19.50 as a seamless product of other alloy steel intended for oil pipelines. The chrome content enhances durability without qualifying as stainless.
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
• Submit NACE MR0175 compliance certificates to validate sour service resistance for proper classification
• Document seamless manufacturing method via ultrasonic testing reports to differentiate from welded pipes
• Watch for reclassification risks if pipes exceed certain diameters better suited to casing categories