Estimate the change in steel rebar temperatures of a column 400 mm x 400 mm in...

 

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Estimate the change in steel rebar temperatures of a column 400 mm x 400 mm in cross section for a clear cover of 40 mm after 2 hours, given that ac=0.417 106 m²/s, the bar diameter is 25 mm, average thermal conductivity of concrete is 2.0 W/m°K, average density is 2500 kg/m3 and specific heat is 1000 J/kg°K Accepted Answers: (Type: Range) 700,800 Estimate the change in steel rebar temperatures of a column 400 mm x 400 mm in cross section for a clear cover of 40 mm after 2 hours, given that ac=0.417 106 m²/s, the bar diameter is 25 mm, average thermal conductivity of concrete is 2.0 W/m°K, average density is 2500 kg/m3 and specific heat is 1000 J/kg°K Accepted Answers: (Type: Range) 700,800

Answer rating: 100% (QA)

As Per yuestion fot steel dinmtor 2nmm Arcaof steel bar ILI... View the full answer