Boiler Feedwater Preheater from Canada
Shell-and-tube preheater using extracted steam to raise feedwater temperature before boiler entry, HTS 8404.10.0050 auxiliary plant. Reduces thermal shock and improves cycle efficiency.
Duty Rate — Canada → United States
13.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include steam extraction point specifications from target turbine
• Document design pressures exceeding boiler operating conditions
• Distinguish from general process heaters