In its latest report, WSA said the figure indicates a 6.1-percent growth compared with the corresponding figure of last year, which was 1.37 million tons, IMIDRO reported.
It announced that the country still holds its former rank as the world's 14th steel producer.
The association put Iran's 11-month steel output in 2014 at 14.96 million tons, up by 6.4 percent year-on-year, which was 14.07 million tons.
WSA estimated that total raw steel output of 65 countries in the same period amounted to 1.49 billion tons, showing a 1.8-percent increase year-on-year.
In 2013, the figure reached 1.47 billion tons.
According to the WSA report, the world's top 10 steel producers in November included China (63.3 million tons), Japan (9.175 million tons), the US (7.2 million tons), India (6.89 million tons), South Korea (5.911), Russia (5.84 million tons), Germany (3.59 million tons), Turkey (2.79 million tons), Brazil (2.77 million tons)and Taiwan (1.9 million tons).