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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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