Code 7304 23 000

OTHER DRILL PIPE, OF A KIND USED IN DRILLING FOR OIL OR GAS

SECTION XV. Base metals and articles of base metal

73 ARTICLES OF IRON OR STEEL

7304 Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel:

casing, tubing and drill pipe, of a kind used in drilling for oil or gas:

7304 23 000 other drill pipe:

7304 23 000 1 of steel with the minimum yield strength of 724 MPa or more

7304 23 000 2 designed for use in media containing hydrogen sulphide (H2S), of steel with the minimum yield strength of 655 MPa or more, with threaded tool joints

7304 23 000 9 other