in M-20 Grade of concrete what do u mean by (M)
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Answer / rupesh
'm' stands for mix & '20' is characteristics strength of
15cm cube in 28 days,& it is expressed in terms of n/mm^2
Is This Answer Correct ? | 4 Yes | 0 No |
Answer / vijay kumar nishad
M - mix design and 20 means compressive strength of cube at 28 days express in n/mm^
Is This Answer Correct ? | 2 Yes | 0 No |
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