 SÃO PAULO, Oct. 28, 2020 PRNewswire -- Gerdau S.A. NYSE: GGB, BMFbovespa: GGBR3, GGBR4 -- The consolidated EBITDA increased 46 in the third quarter compared to 3Q19 and amounted R2.1 billion. In 3Q20, the net profit totaled R795 million, up 95 compared to third quarter of 2019... 