Section XV — Base metals and articles of base metal
HS code
73051990
Other
Common commodities
Residual helical welded oil transport pipe (406.5 mm)Large diameter spiral gas pipeline componentExtra-large oil field helical line pipeNon-longitudinally welded 410mm gas transport pipeOver-sized helical welded oil transmission lineLarge-diameter oil industry spiral line pipeGas pipeline component (exceeds 406.4 mm, non-longitudinal)Extra-large diameter spiral welded petroleum lineHelical welded line pipe for oil transport (406.5+ mm)Large-diameter spiral pipe (oil or gas transport, excluded from 73051910)