ASTM A105 Large Bore Flange 500 mm ID from Canada
Forged ASTM A105 carbon steel flange with 500 mm inside diameter for high-temperature steam lines in power plants. HTS 7307.91.5050 applies to this nonalloy steel fitting due to size and material specs. Rated for 300 psi at 400°F service.
Duty Rate — Canada → 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
• Require manufacturer's IBR (Indian Boiler Regulation) or ASME certification for power plant applications
• Document heat treatment records (normalizing/quenching) to validate A105 mechanical properties
• Use NDT reports (UT/MT) for crack detection in large forgings during customs inspection