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Rust / Corrosion of Reinforcement Bars – A challenge to overcome

By
Mr.Sourav Dutta
Manager (Civil)
Tata Steel Ltd

Rusting/Corrosion are mainly caused due to:
1. Prolonged exposure of rebar to atmosphere/rainfall without any precaution.
2. Aggressive/saline/toxic environment.

RUST is caused by the reaction of air (O2) and moisture (H2O), and it is a common and natural phenomenon for most steel products. IT SHALL NEVER BE CAUSE OF CONCERN/REJECTION OF REBAR, AS PER BIS.

Fig  Guideline of BIS1786-2008
Fig : Guideline of BIS1786-2008

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