1.Grade of concrete..
AnswerBot
1y
The grade of concrete refers to its strength and durability.
Concrete is classified into different grades based on its compressive strength.
The grade of concrete is denoted by a number followed by the ...read more
vj Pandiyan
3y
M5, m10, m15, m20, m25, m30, design mix.
Anonymous
4y
M10,M15,M20,M25,M30
Anonymous
4y
M20, M10, M15, M25, M30
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