Grades of concrete

Answers were Sorted based on User's Feedback

Answer / sathis


Is This Answer Correct ?    486 Yes 71 No

Answer / mallikarjuna

M20,M25,M30,M35,M40(using OPC)
M50,M60,M75(using micro silica)

Is This Answer Correct ?    398 Yes 65 No

Answer / kiran babu t

M5, M10,used for P.C.C and now a days M15 grade of concrete
has been widely used for PCC.
Where as M20,M25 used for footings,columns,beams&slabs.
From M30 grade of concrete onwards it is Design Mix

Is This Answer Correct ?    304 Yes 47 No

Answer / sandeep kumar

For Lean Concrete = M-5,M-7.5,M-10,M-15
For RCC Concrete = M-20,M-25,M-30,M-35
For Coloumn, Pier etc = M-40,M-45,M-50,M-55
For High Grade of Concrete = M-60,M-70,M-75,M-80,M-90,M-100

Is This Answer Correct ?    199 Yes 47 No

Answer / hanishsehgal

M20, M 25, M30 , M35 , M40 , THESE GRADES ARE USED IN

M45 , M50 .

FOR R.C.C - M20 , M25 , M30 , M35

FOR COLOUMN - M40 , M45 , M50

Is This Answer Correct ?    145 Yes 29 No

Answer / harsha

Ordinary Concrete M10, M15, M20
Standard Concrete M25, M30, M35, M40, M45, M50
High Strength Concrete M55, M60, M65, M70, M75, M80

Is This Answer Correct ?    116 Yes 15 No

Answer / satish k. shukla

M15 , M20 , M25 ,M30 ,M35, M40

Is This Answer Correct ?    91 Yes 18 No

Answer / rajeshwar mishra


Is This Answer Correct ?    72 Yes 13 No

Answer / sunil khairnar

Depends on Mix Proportions. (i.e. 1:2:4, 1:1.5:3 etc.)

Is This Answer Correct ?    78 Yes 23 No

Answer / v.ramachandraiah

The meaning of the Grade of concrete is charactorstic
compressive srenth of the 150mmx150mmx150mm concre cube at
28 days age

Is This Answer Correct ?    30 Yes 1 No

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