Section XV — Base metals and articles of base metal
Chapter 73 — Articles of iron or steel
Heading 7306 — Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel.
National subdivision 7306.2 — Casing and tubing of a kind used in drilling for oil or gas:
Subheading 7306.21 — Welded, of stainless steel
HS code
7306.21.10 Over 20 cm diameter
Last Verified Date - 1 October 2026
Common commodities
Large bore stainless steel oil drilling casing over 20 cmWide diameter SS downhole pipe exceeding 20 cmOver 200 mm welded stainless well casingStainless steel large bore OCTG over 20 cmWelded stainless steel tubing for oil drilling over 20 cm diameterLarge diameter SS oil exploration pipe over 20 cm20 cm plus stainless well casing for gas extractionOver-sized welded stainless OCTG exceeding 200 mmStainless steel wide bore oil and gas drilling casing over 20 cmLarge diameter SS exploration pipe above 20 cm