--- title: "7304 – Tubes, pipes and hollow profiles…: Canada tariff & duty rates" description: "Every Canadian tariff classification under HS 7304: Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. CBSA duty rates…" canonical: "https://www.adhocs.ca/hs-codes/7304" --- # 7304 Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. Up: [HS codes](https://www.adhocs.ca/hs-codes) › [Chapter 73](https://www.adhocs.ca/hs-codes/73) 13 subheadings. Each subheading links to its page, which lists its 10-digit codes, or to its only 10-digit code. ## Line pipe of a kind used for oil or gas pipelines - [7304.11.00.00](https://www.adhocs.ca/hs-codes/7304.11.00.00) Of stainless steel - [7304.19](https://www.adhocs.ca/hs-codes/7304.19) Other ## Casing, tubing and drill pipe, of a kind used in drilling for oil or gas - [7304.22.00.00](https://www.adhocs.ca/hs-codes/7304.22.00.00) Drill pipe of stainless steel - [7304.23](https://www.adhocs.ca/hs-codes/7304.23) Other drill pipe - [7304.24.00.00](https://www.adhocs.ca/hs-codes/7304.24.00.00) Other, of stainless steel - [7304.29](https://www.adhocs.ca/hs-codes/7304.29) Other ## Other, of circular cross-section, of iron or non-alloy steel - [7304.31](https://www.adhocs.ca/hs-codes/7304.31) Cold-drawn or cold-rolled (cold-reduced) - [7304.39](https://www.adhocs.ca/hs-codes/7304.39) Other ## Other, of circular cross-section, of stainless steel - [7304.41](https://www.adhocs.ca/hs-codes/7304.41) Cold-drawn or cold-rolled (cold-reduced) - [7304.49](https://www.adhocs.ca/hs-codes/7304.49) Other ## Other, of circular cross-section, of other alloy steel - [7304.51.00.00](https://www.adhocs.ca/hs-codes/7304.51.00.00) Cold-drawn or cold-rolled (cold-reduced) - [7304.59](https://www.adhocs.ca/hs-codes/7304.59) Other - [7304.90](https://www.adhocs.ca/hs-codes/7304.90) Other ## Other headings in this chapter - Previous: [7303](https://www.adhocs.ca/hs-codes/7303) Tubes, pipes and hollow profiles, of cast iron. - Next: [7305](https://www.adhocs.ca/hs-codes/7305) Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross-sections, the external diameter of which exceeds 406.4 mm, of iron or steel. [Source: CBSA Customs Tariff](https://www.cbsa-asfc.gc.ca/trade-commerce/tariff-tarif/menu-eng.html).