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pls give the grads of concrete and the ratios to the same
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Answer Posted / imran
Grades are something which depends on the W/C ratio, and in today's world we generally use the pre-mixed concrete so for Graded Concrete Mix above answer is All True. but for Grades of concrete it is not applicable.
As per IS:456-2000 the minimum grade of concrete for RCC is 25 N/mm2 as per the updated Exposure conditions.
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