whats is the Indian standard ratio for mix design M5 M10 M15 M20 M25 M30 M35 AND M40???
Answer Posted / abhinav saxena
mix grades of M5,M10,M15,M20,M25...(1:4:8),(1:3:6),(1:2:4),(1:1.5:3),(1:1:2) respectively.and the mix for M30,M35,M40 is decided by the designer.
M30,M35,M40 are design mix.
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