Answer / m jain

20 N/mm2

Answer / shaji

for M20 ( not m20) concrete the strength is M Pa(N/mm2). M30 it is 30 M Pa

Answer / inder

Characteristic strength of M20 grade concrete will be equal
to or more than 20kn/m2 after 28 days of its casting.

Answer / ranjan

M-20 20 Mpa of 28 days compressive strength

Answer / ravi

20 N/mm2
of 28 days compressive strength

Answer / naseem khan

M-20 20 Mpa
can anyone tell me what is MPa in this above formulla

whats the difference between young's modulus,stress and pressure.they have same unit

3 Answers  

trapozidal

0 Answers   Ecil,

I have a slab of 20cm thickness of 20m by 4m in wich we are installing 15 tons electric panels , and we have put 4 H-shaped columns under the slab but we have done many cores in the slab which seems very normal , can you help me by telling me how to calculate the bearing capacity of the slab or give me an idea if i should increase more columns Note: load distribution area 12*1.5 m2

0 Answers   First American Corporation, GS Infra, L&T, Real Sociedad,

how to prepare analysis of hire charges for 62.5 KVA generator

1 Answers  

Why we are not provide bar in the centre of the column and bar?

5 Answers  

How to find the cement, sand, Aggregate, for m20, m25 grade of concrete..?

1 Answers   Afcons, L&T,

We use d*d/162 formula to get the weight value of steel per m, what is 162 in this formula?

2 Answers   L&T,

What is the difference between opc cement to ferro cement

0 Answers  

What is the quantit;(pratical method) of cement, sand, and gravel to be used in M25 grade of concrete for 1000 x 1000 x 1000 mm of sand (for cement please mention in kilos, and for sand and gravel please mention in cuft

1 Answers  

HOW to calculate Rate analysis of M15 GRADE DESIGN MIX RATIO 1:2.5:5 WITH 40MM Size aggregates for 1 cumtr.

2 Answers   Adani,

form work including the props can be removed from beams only after

1 Answers  

how do we calculate quantity of gypsum for 1m3? 1m3 = ?kg

2 Answers