SA-213 TP347H Seamless Alloy Steel Tube from Canada
High-temperature seamless tube of austenitic stainless alloy steel (347H grade) with 165 mm OD and 14.2 mm wall thickness, used in boiler superheaters and heat exchangers. Classified under HTS 7304.59.80.35 for its seamless construction, circular profile, alloy steel material, and precise dimension specs. Meets ASTM A213 for elevated-temperature service.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide NACE MR0175/ISO 15156 certification if for sour service to support valuation and compliance
• Include hydrostatic test reports (min 2x operating pressure) as proof of pressure rating capability
• Avoid bundling with fittings; separate shipments prevent set classification under 7307