SA-53 Grade B Seamless Pressure Pipe 5-inch from Mexico
ASME SA-53 Grade B seamless carbon steel pipe with 141.3 mm OD and 15.1 mm wall thickness for medium/high-pressure fluid transmission. Commonly used in process piping for chemical plants and petroleum refineries. Precisely matches HTS 7304.39.0040 specifications for wall thickness and diameter range.
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 material certificates showing tensile strength minimum 60 ksi and yield 35 ksi per SA-53 specs
• Document surface condition (black/oiled/galvanized) as galvanizing may trigger different treatment subheadings
• Separate structural tubing shipments from pressure pipe to avoid blending tariff treatments