How much cement sand & aggregate required for M15 concrete
Concrete grade such as M25, M20, M15, M10, M7.5 & M5 are normal grade of concrete generally based on nominal mix proportion of cement sand and aggregate.. Standard grade of concrete are M25, M30, M35, M40, & M45 are made according to design mix which have higher compressive strength than normal grade of concrete.. High strength …
