how much steel in 1m3 of concrete
96kg steel bar is use in 1m3 but also depend on diameter of bar. cubic meter of concrete weighs around 2.5 tons. The weight will  vary somewhat with the composition, but usual concrete mixes (per  cubic meter) contain 350 Kg of cement, â¦ 700 Kg of sand, 1,200 Kg of  chippings and 150 liters of water. Jason Harmon.