What is M20? | What is grade of concrete? | Hindi - YouTube
Aug 30, 2017 · In this video we are learn About M20 grade of concrete, what is characteristic, what is M, what is 20. Easy to understand, Easy to manage with tutorials tips Civil Engineering basic Interview -mixes of m30 grade indian standards - ugcnetnic,M20 Grade Concrete Wiki - impress-fp7 A Comparison Between The Old And New Indian Grade of concrete is an important parameter in the mix design process. Grade of concrete decides the quantity of cement, coarse aggregate,,Grades Of Concrete - Daily Civil,Grades Of Concrete: In IS: 456-1978, the different grades of concrete are given as M10, M25, M20, M25, M30, M35, and M40. In the classification of concrete mix, the letter M denotes the Mix and the numbers 10, 15, 20, 25, 30, 35, 40 represent the predetermined works cube strength of 15 cm cubes after curing of 28 days in N/mm2.