Answer / avinash kumar nishad

M-1:4:8

Answer / farhad shaikh

all are depend on the standard water, if we have no standard water we have to change these ratio which my all friend post and given.we can change the ratio of cement by adding some chemical which increase the strenghth of concrete.Dont use more cement because it is not a part of green concept building.

by the way all the answers are write.

Answer / chaitanya

M5-1:5:10
M10-1:3:6
M25-1:1:2
AFTER M25 htere is a design mix

Answer / amar singh

In Indaia Mumbai the ratio is as follow
M5 - 1:5:10
M10 - 1:4:6
M15 - 1:2:5
M20 - 1:1.5:3
M25 - 1:1.25:2.5
AND THE RATIO IS ALSO DEPEND ON SAND.
THAT WHY IF SAND QUALITY IS VERY GOOD THEN RATIO MAY BE CHANGE....

Answer / subin babu

No where code IS is specified mix ratios for grade of
concrete. But IS 456-2000 table no 9 is given guideline for
nominal mix of grade M5 to M20 by weigh batches.
At the same time all are mentioned mix ratios. Is it weigh
batch or volume batch

Answer / g.kiran kumar

M10 1:3:6
M15 1:2:4
M20 1:1.5:3
M25 1:1:2
M30 1:0.5:1

Answer / kumarakrisnan

M-20 1:1.5:3
M-25 1:1.25:2.5
M-30 1:1:2

Answer / rajesh g prajapati

M 10 :- 1:3:6
M 15 :- 1:2:4
M 20 :- 1:1.5:3
M 25 :- 1:1:2M30,M35,M40 - Design Mix Followed

Answer / subbarao

M5 - 1:5:10
M7.5 - 1:4:8
M10 - 1:3:6
M15 - 1:2:4
M20 - 1:1.5:3
M25 - 1:1:2
M30,M35,M40 - Design Mix Followed

Answer / vijay jadhav

For details of :
1) IS code- 10262-2009 &
2) Conctete Grade Design

Pls refer the following website -

www.engineeringcivil.com/mix-design-m-40-grade.html

Also you will get all the designs at the end of page.

Thanks

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