A36 Steel Flange 360 mm Minimum ID from Mexico
ASME SA36 structural steel flange precisely 360 mm ID for building service piping. HTS 7307.91.5050 designation for minimum size threshold iron/nonalloy flanges. Common in construction for fire sprinkler systems.
Duty Rate — Mexico → United States
15.5%
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
• A36 certs acceptable but verify tensile strength >58 ksi meets flange pressure requirements
• UL/FM listings required for fire protection system approval