Argentine steelmaker Siderar S.A.I.C. (ERAR.BA) has signed a $54 million contract with Tenaris (TS) unit Siat S.A. to supply steel rolls to the company, Siderar said in an exchange filing Friday.

Siderar will provide the rolls to Siat between March 2010 and February 2011.

-By Shane Romig, Dow Jones Newswires; 54-11-4103-6738; shane.romig@dowjones.com