The club has played at the highest level of Argentine football on six occasions, when it qualified to play in the
National tournaments of 1974, 1978, 1979, 1983, 1984 and 1985, but Altos Hornos never made it past the first group stage. Some of the highlights of its time in the top flight include 3 wins over
Gimnasia y Esgrima (LP) in 1974 and 1978, a win over
Newell's Old Boys and
Colón de Santa Fe (both in 1974), another victory over
Argentinos Juniors in 1979 and a 1–0 victory over
Boca Juniors in 1985, being coached by
Juan Carlos Murúa. ==Titles==