effect of compressive strength in concrete

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  • Entraining Air in High

    Keywords: air entrainment; compressive strength; high-performanceconcrete Date: 6/1/2005 Abstract: The effect of air entrainment on the compressive strength of high performance concrete is presented in this paper Generally, an increase in the total air content of one percent decreases the compressive strength of concrete two to five percent...

  • Effect of age on the compressive strength of ultra

    Jun 30, 2018· Ultra-high-performance fiber-reinforced concrete (UHPFRC) is a new type of concrete with excellent mechanical and durability characteristics This study describes the influence of age on the compressive strength of UHPFRC...