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Carpenter 20Cb-3 Seamless Pipe from United States

Seamless pipes made from Carpenter 20Cb-3, a high-nickel stainless alloy steel with 32-38% nickel content. These pipes offer excellent corrosion resistance, particularly in sulfuric acid processing environments. They are classified under tariff item 7304.49.00 as seamless, circular cross-section pipes of stainless steel.

Duty Rate — United States → Canada

50%

Rate breakdown

26SUR5050%United States Surtax Order (2026) — 50% on US products

Import Tips

• Maintain documentation of the alloy's nickel content to justify classification as high-nickel stainless steel

• Ensure the pipes are seamless with a circular cross-section; any deviation may change the tariff classification

• For chemical plant use, verify compliance with Canadian pressure equipment regulations