TP347H Stainless Steel Refining Furnace Tube from United States
Cold-rolled seamless TP347H stainless steel tube, 18 mm outside diameter, for transfer lines in petroleum refining furnaces. The niobium-stabilized grade resists sensitization and offers creep strength at elevated temperatures. This product is classified under 7304.41.00 as a seamless stainless steel tube, cold-rolled, of circular cross-section.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Confirm the TP347H grade and cold-rolled process with a mill certificate
• The 18 mm diameter is within the scope of this tariff item
• Be aware that tubes for refining furnaces may be subject to additional technical standards; ensure compliance with Canadian regulations