Cast Iron Pressure Sewer Pipe Class 52 DN250 from Japan
High-strength cast iron pressure pipe, inside diameter 250 mm (9.84 inches), Class 52 rating for pressurized sewer force mains. Push-on joint design with protective linings. Fits HTS 7303.00.00.60 for cast iron pressure pipes under 356 mm ID.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include joint type (push-on/bell-spigot) and lining specs (cement/epoxy) in import docs to avoid reclassification
• Obtain material test certificates confirming ductile iron composition per ISO 1083