Tube Sheet for Boiler Headers from Mexico
Forged tube sheets with drilled holes secure boiler tubes in headers for steam/water separation. Critical pressure boundary part under HTS 8402.90.00. High-strength carbon or alloy steel.
Duty Rate — Mexico → United States
14.3%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Hole pattern gauge verification; tube hole chamfer specs; material traceability to heat number