317L Stainless Steel Feedwater Heater Tube from Canada
Corrosion-resistant welded 317L stainless tubes with thick walls for feedwater heaters in steam cycles, preventing stress corrosion cracking. The higher molybdenum content enhances pitting resistance. Meets HTS 7306.40.50.15 criteria for welded stainless tubes in feedwater heaters.
Duty Rate — Canada → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include purchase specifications highlighting feedwater heater end-use for proper classification
• Maintain records of non-destructive testing (NDT) like hydrostatic or eddy current for quality assurance
• Confirm stainless steel definition per Chapter Note 1 (min 1.2% chromium) with analysis certificates