Cold rolled steel sheet having excellent corrosion resistance to sulfuric acid

   
   

A cold rolled steel sheet which has an excellent corrosion resistance to sulfuric acid, the steel includes in weight %: 0.15% or less of C, 1.0% or less of Si, 0.2.about.1.5% of Mn, 0.03% or less of S, 0.03% or less of P, 0.01.about.0.1% of Al, 0.2.about.1.0% of Cu, 0.02.about.0.2% of Co, and a balance of Fe and other unavoidable impurities.

Una lamiera di acciaio laminata a freddo che ha una resistenza della corrosione eccellente ad acido solforico, l'acciaio include in % del peso: 0.15% o di meno della C, 1.0% o di meno di silicone, 0.2.about.1.5% di manganese, 0.03% o di meno della S, 0.03% o di meno della P, 0.01.about.0.1% di Al, 0.2.about.1.0% di Cu, 0.02.about.0.2% del Co e un equilibrio del Fe e di altre impurità inevitabili.

 
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