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A SELF-COMPACTING CONCRETE (SCC) COMPOSITION

  • T.M. SUPRAJA
  • VAHANTHI CONSULTANCY
  • 202241044756
  • India
  • no
  • Civil
  • 05/08/2022
  • listing
  • In accordance with an embodiment of the present invention, a selfcompacting concrete (SCC) composition is provided. The SCC composition includes 5% to 17.21% w/w of steel slag having a particle size ranging from <4.75 mm to >150µm. The SCC composition also includes 10.54% to 10.78% w/w of fly ash. The SCC composition also includes 18.23% to 18.64% w/w of cement. The SCC composition also includes 17.96% to 35.93% w/w of fine aggregate. The SCC composition also includes 23.06% to 23.58% w/w of coarse aggregate. The SCC composition includes 0.057% to 0.058% v/w of super-plasticizer (SP) dosage. The SCC composition further includes 10.76% to 11% v/w of water content.

Abstract

A self-compacting concrete (SCC) composition is provided. The SCC composition includes steel slag as replacement of the sand. The SCC composition provided by the present invention exhibit better performance at elevated temperature of 300°C, 600°C, and 900°C. The steel slag replacement reduces the spalling, improves serviceability, and holds integrity in the concrete. The SCC composition is applicable in highly reinforced structure, high temperature exposed structure, nuclear power plant structure, and sustainable concrete structure.