Concrete Grade and Mix Ratio Table

Concete Grade and Mix Ratio Table

Group	Concrete Grade	Mix Ratio	Characteristic Compressive Strength (N/mm2)
Ordinary Concrete	M5	1 : 5 : 10	5 N/mm2
	M7.5	1 : 4 : 8	7.5 N/mm2
	M10	1 : 3 : 6	10 N/mm2
	M15	1 : 2 : 4	15 N/mm2
	M20	1 : 1.5 : 3	20 N/mm2
Standard Concrete	M25	1 : 1 : 2	25 N/mm2
	M30	Design Mix	30 N/mm2
	M35	Design Mix	35 N/mm2
	M40	Design Mix	40 N/mm2
	M45	Design Mix	45 N/mm2
	M50	Design Mix	50 N/mm2
High Strength Concrete	M55	Design Mix	55 N/mm2
	M60	Design Mix	60 N/mm2
	M65	Design Mix	65 N/mm2
	M70	Design Mix	70 N/mm2

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