All About M10, M15, M20, M25, M7.5 mean in concrete
There are various types of concrete mix ratios, such as M5, M7.5, M10, M15, M20, M25, M30, M35, M40, M45, M50, and M55. These numbers indicate the compressive strength of the concrete and are used for different purposes. M15 concrete is a medium strength mix and is commonly used in construction for residential and commercial buildings.
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