Casing of a kind used in drilling for oil or gas :

Section XV · BASE METALS AND ARTICLES OF BASE METAL

HS 7305.20 is a heading in Chapter 73 (Articles of iron or steel) of the Sri Lanka Customs import tariff. Choose a more specific sub-heading to see its duty rates.

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(+) .›Casing of a kind used in drilling for oil or gas :

This is a grouping line with no rate cells of its own. Select a more specific sub-heading to see rates and compute duty.