Concrete Grade, Strength & mix ratio

Concrete Strength & mix ratio table

Here is the standard chart table showing various grades of concrete mix design along with their respective ratios of cement, sand and aggregates required.

Grade	Strength		Mix Ratio
M5	5 MPa	725 Psi	1:5:10
M7.5	7.5 MPa	1087.5 Psi	1:4:8
M10	10 MPa	1450 Psi	1:3:6
M15	15 MPa	2175 Psi	1:2:4
M20	20 MPa	2900 Psi	1:1.5:3
M25	25 MPa	3625 Psi	1:1:2
M30	30 MPa	4350 Psi	1:0.75:1.5
M35	35 MPa	5075 Psi	1:0.5:1
M40	40 MPa	5800 Psi	1:0.25:0.5
M45	45 MPa	6525 Psi	Modified
M50	50 MPa	7250 Psi	Modified
M55	55 MPa	7975 Psi	Modified
M60	60 MPa	8700 Psi	Modified
M65	65 MPa	9425 Psi	Modified
M70	70 MPa	10150 Psi	Modified