Luxembourg-based Tenaris, a steel pipe manufacturer for the energy industry and a major pipe producer in South America, posted a net income of $321.2 million in Q4 2010, compared to a Q3 2010 net profit of $302.7 million and a $240.8 million net income in Q4 2009.
Tenaris officials expected a gradual quarter-over-quarter increase in Q4, and predict a more robust increase in the first half of 2011.