AnswerBot
1y

The grades of concrete refer to the strength and quality of the concrete mixture.

  • Concrete grades are denoted by a number followed by the letter 'M', which stands for mix.

  • The number represents the comp...read more

Anonymous
3y

Different types of concrete grade

M5- 1:5:10

M7.5- 1:4:8

M10- 1:3:6

M15- 1:2:4

M20- 1:1.5:3

M25- 1:1:2

M30- Mix Design concrete

EX-Cement:Sand:Aggregate

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