Import Administration
Welded Large Diameter Line Pipe from Japan (A-588-857)

Scope Description:

The product covered by this investigation is certain welded carbon
and alloy line pipe, of circular cross section and with an outside
diameter greater than 16 inches, but less than 64 inches, in diameter,
whether or not stencilled. This product is normally produced according
to American Petroleum Institute (API) specifications, including Grades
A25, A, B, and X grades ranging from X42 to X80, but can also be
produced to other specifications. The product currently is classified
under U.S. Harmonized Tariff Schedule (HTSUS) item numbers
7305.11.10.30, 7305.11.10.60, 7305.11.50.00, 7305.12.10.30,
7305.12.10.60, 7305.12.50.00, 7305.19.10.30. 7305.19.10.60, and
7305.19.50.00. Although the HTSUS item numbers are provided for
convenience and customs purposes, the written description of the scope
is dispositive. Specifically not included within the scope of this
investigation is American Water Works Association (AWWA) specification
water and sewage pipe and the following size/grade combinations; of
line pipe:
Having an outside diameter greater than or equal to 18
inches and less than or equal to 22 inches, with a wall thickness
measuring 0.750 inch or greater, regardless of grade.
Having an outside diameter greater than or equal to 24
inches and less than 30 inches, with wall thickness measuring greater
than 0.875 inches in grades A, B, and X42, with wall thickness
measuring greater than 0.750 inches in grades X52 through X56, and with
wall thickness measuring greater than 0.688 inches in grades X60 or
greater.
Having an outside diameter greater than or equal to 30
inches and less than 36 inches, with wall thickness measuring greater
than 1.250 inches in grades A, B, and X42, with wall thickness
measuring greater than 1.000 inches in grades X52 through X56, and with
wall thickness measuring greater than 0.875 inches in grades X60 or
greater.
Having an outside diameter greater than or equal to 36
inches and less than 42 inches, with wall thickness measuring greater
than 1.375 inches in grades A, B, and X42, with wall thickness
measuring greater than 1.250 inches in grades X52 through X56, and with
wall thickness measuring greater than 1.125 inches in grades X60 or
greater.
Having an outside diameter greater than or equal to 42
inches and less than 64 inches, with a wall thickness measuring greater
than 1.500 inches in grades A, B, and X42, with wall thickness
measuring greater than 1.375 inches in grades X52 through X56, and with
wall thickness measuring greater than 1.250 inches in grades X60 or
greater.
Having an outside diameter equal to 48 inches, with a wall
thickness measuring 1.0 inch or greater, in grades X-80 or greater.
In API grades X80 or above, having an outside diameter of 48 inches to and
including 52 inches, and with a wall thickness of 0.90 inch or more.
In API grades X100 or above, having an outside diameter of 48 inches to and
including 52 inches, and with a wall thickness of 0.54 inch or more.
An API grade X-80 having an outside diameter of 21 inches and wall thickness
of 0.625 inch or more.

Sources: 66 FR 63368 (December 6, 2001) order; and 67 FR 64870 (October 22, 2002) and
71 FR 62584 (October 26, 2006) changed circumstance reviews.
Note that HTSUS numbers are subject to change.

Scope Rulings (by CBP message number):
#4101304 (04/11/2014): TransCanada Pipelines Ltd.'s CSA 550 line pipe

Requestor: TransCanada Pipelines Limited; certain welded large
diameter line pipe that is processed to meet CSA grade 550 pipe having
an outside diameter of 48 inches up to and including 52 inches and a
wall thickness of 0.90 inches or more, is not subject to the scope of
the antidumping duty order because record evidence indicates that these
products are comparable to API grade X80, which is expressly excluded
from the scope of the antidumping duty order; March 24, 2014.