Tenaris (NYSE:TS) reported quarterly earnings of $0.87 per share which beat the analyst consensus estimate of $0.40 by 115.88 percent. This is a 7.45 percent decrease over earnings of $0.94 per share from the same period last year. The company reported quarterly sales of $2.995 billion which beat the analyst consensus estimate of $2.958 billion by 1.24 percent. This is a 5.27 percent increase over sales of $2.845 billion the same period last year.