what is M20 ?
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Answer / rahul attarkar
The term M20 in Civil Engineering is nothing but the Grade of Concrete. In this 'M' defines Mix and '20' is compressive strangth of concrete after 28 days curing.
| Is This Answer Correct ? | 24 Yes | 1 No |
Answer / manoj purohit
The characteristics compressive strength of concrete in 28 days it is 20N/mm2
| Is This Answer Correct ? | 3 Yes | 1 No |
Answer / -mitzen-
M20 also in Civil Engineering refers to the size of bolts...
M20 = 20mm diameter bolt
e.g.
M16 = 16mm diameter bolt... et. al.
| Is This Answer Correct ? | 0 Yes | 16 No |
HOW to calculate Rate analysis of M15 GRADE DESIGN MIX RATIO 1:2.5:5 WITH 40MM Size aggregates for 1 cumtr.
01. a. Diagram of a slump cone…………… 1 b. Size of Slump Cone…………… 1 c. Volume of a slump cone by av. Dia method…………… 1 d. Volume of a slump cone by av. area method…………… 1 e. Volume of a slump cone by frustrum method …………… 1 f. Angles of slump cone …………… 1 g. Slump measured by slump cone due to…………… 1 h. Slump does not measured by cylinder / cube due to …………… 1 i) ii) i. Slump cone is to be filled in……………………..Layers.
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