SA-213 TP347H Superheater Tube from United States
TP347H stabilized stainless seamless tubes for superheaters in utility boilers, resisting intergranular corrosion after welding. Heavy wall construction handles 600°C+ steam conditions, it falls under tariff item 7304.59.00 as other seamless tubes of alloy steel.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Confirm the tube is seamless and circular
• Provide an ASME SA-213 certificate
• Check if the tube is subject to any anti-dumping duties on stainless steel tubes