LUXEMBOURG--(Marketwire - April 30, 2009) - Tenaris S.A. (NYSE: TS)
(BAE: TS) (MXSE: TS) (MILAN: TEN) announced today that it has
completed the previously announced acquisition from Bakrie & Brothers
TbK, Green Pipe International Limited and Cakrawala Baru of a 77.45%
holding in Seamless Pipe Indonesia Jaya ("SPIJ"), an Indonesian OCTG
processing business with heat treatment and premium connection
threading facilities, for a purchase price of US$72.5 million, with
US$ 24.9 million being payable as consideration for SPIJ's equity and
US$ 47.6 million as consideration for the assignment of certain
sellers' loan to SPIJ.

SPIJ has an annual processing capacity of 120,000 tons and has had a
commercial alliance with Tenaris for more than a decade. SPIJ employs
around 500 persons and had revenues of approximately US$140 million
in 2008. The acquisition would allow Tenaris to strengthen its global
production capabilities and its local presence in Indonesia, one of
the world's leading producers of LNG.

Tenaris is a leading global supplier of steel tubes and related
services for the world's energy industry and certain other industrial
applications.

Giovanni Sardagna
Tenaris
1-888-300-5432
www.tenaris.com


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