Grade of Concrete
Mx – Cement:Sand:Aggregates
M5 – 1:4:8
M10 – 1:3:6
M15 – 1:2:4
M20 – 1:1.5:3
M25 – 1:1:2
Unit Weight of Materials
Unit Weight of water – 1000kg/m3
Unit Weight of cement – 1440kg/m3
Unit Weight of steel – 7850kg/m3
Unit Weight of wood – 1200kg/m3
Unit Weight of sand – 1840kg/m3
Unit Weight of P.C.C – 2400kg/m3
Unit Weight of R.C.C – 2500kg/m3
Unit Weight of brick – 1920kg/m3
wow it’s good I like it