Concrete Mix Design | Different Grades of Concrete
May 17, 2017· Amount of Water Required for 1m 3 of Concrete = 200kgs = 200 litres. Hence 200 Litres of Water is required for 1m 3 of M20 Concrete. Summary: – 8 bags of cement required for 1 of M20 grade concrete. 672 kg of Sand required for 1 of M20 grade concrete. 1326 kg of 20mm Aggregate is required for 1 of M20 grade concrete.