Nonalloy Large Diameter Penstock Pipe from United States
> Welded nonalloy steel pipe with an external diameter exceeding 406.4 mm, used for low-pressure penstocks in small hydro plants. The pipe's welded construction and circular cross-section, below pressure ratings for boiler tubes, place it under tariff item 7305.39.00.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• > Ensure the pipe is not classified as boiler tubing, which has specific requirements
• Provide documentation showing the external diameter exceeds 406.4 mm and the nonalloy steel composition
• Be ready to explain the low-pressure penstock application to CBSA