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what is the slump value for M20 concrete

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Is slump value related to compaction factor?

Yes, slump value and compaction factor are both measures of concrete workability, but they assess it in different ways. The slump test measures the vertical settling of a concrete cone to determine its consistency and fluidity, while the compaction factor test measures the degree of compaction achieved by a specific amount of concrete when subjected to compaction. Generally, a higher slump indicates a more workable mix, which can correlate with a higher compaction factor, though they do not always directly correspond. Both tests provide valuable insights into the behavior of concrete during placement.


How do you slump test fiber concrete?

To perform a slump test on fiber-reinforced concrete, first prepare a standard slump cone and ensure it is clean and moist. Fill the cone with the concrete in three layers, each compacted with a rod to remove air pockets. After leveling the top, carefully lift the cone straight up to allow the concrete to settle. Measure the vertical distance between the original height of the cone and the highest point of the settled concrete to determine the slump value.


What is the Poisson's ratio value of M30 grade concrete?

0.17


What are advantages of concrete slump test?

when we pour any material i.e, sand or gravel or any other material on ground it takes conical shape . Because, every particle has its own angle of internal friction. To maintain its angle of internal friction it takes the shape of the cone. so the reason why we prefer the slump test apoparatus in that shape.


What is the value of the long term modulus of elasticity of grade 35 concrete?

According to IS 456-2000 the value is square root of 5700fck

Related Questions

What are required slump height of M20 for different concrete structure?

Required slump height of M20 for different concrete structures, are normally calculated by the required slump value, which would come out to be 100 lits.


Is slump value related to compaction factor?

Yes, slump value and compaction factor are both measures of concrete workability, but they assess it in different ways. The slump test measures the vertical settling of a concrete cone to determine its consistency and fluidity, while the compaction factor test measures the degree of compaction achieved by a specific amount of concrete when subjected to compaction. Generally, a higher slump indicates a more workable mix, which can correlate with a higher compaction factor, though they do not always directly correspond. Both tests provide valuable insights into the behavior of concrete during placement.


How do you slump test fiber concrete?

To perform a slump test on fiber-reinforced concrete, first prepare a standard slump cone and ensure it is clean and moist. Fill the cone with the concrete in three layers, each compacted with a rod to remove air pockets. After leveling the top, carefully lift the cone straight up to allow the concrete to settle. Measure the vertical distance between the original height of the cone and the highest point of the settled concrete to determine the slump value.


What is the Poisson's ratio value of M30 grade concrete?

0.17


What are advantages of concrete slump test?

when we pour any material i.e, sand or gravel or any other material on ground it takes conical shape . Because, every particle has its own angle of internal friction. To maintain its angle of internal friction it takes the shape of the cone. so the reason why we prefer the slump test apoparatus in that shape.


Why is compacting factor test is better than slump test for concrete?

compaction factor test is better than slump test,because compaction factor test should have own compaction wight,so correct value will be find out from compaction factor test.........


What is compaction ratio of concrete?

The Compacting Factor = Weight of partially compacted concrete/Weight of fully compacted concrete.The weight of fully compacted concrete can also be calculated by knowing the proportion of materials, their respective specific gravities, and the volume of the cylinder.It is seen from experience, that it makes very little difference in compacting factor value, whether the weight of fully compacted concrete is calculated theoretically or found out actually after100 per cent compaction.


What is the value of the long term modulus of elasticity of grade 35 concrete?

According to IS 456-2000 the value is square root of 5700fck


How do you record a slump test result?

The slump test gives fairly good consistent results for a plastic-mix. This test is not sensitive for a stiff-mix. In case of dry-mix, no variation can be detected between mixesof different workability. In the case of rich mixes, the value is often satisfactory, their slump being sensitive to variations in workability.


What is the essence of slump test as used in civil engineering?

Slump test is the most commonly used method of measuring workability of concretewhich can be employed either in laboratory or at site of work.It is seen that the slump test gives fairly good consistent results for a plastic-mix. This test is not sensitive for a stiff-mix. In case of dry-mix, no variation can be detected between mixes of different workability. In the case of rich mixes, the value is often satisfactory, their slump being sensitive to variations in workability.


Steel reinforcement bars add stability to concrete walls Do they also enhance the insulating value of concrete?

Concrete does not have a very good insulating value, and neither does steel. The mixture of the two will add structural stability to what you are building, but it (commonly) will not enhance the concrete's insulating value.


What is PF69 mean in coin value?

PF-69 is not a value, it's a grade. But it does affect the value, the higher the grade the more value a coin has. A PF-69 coin is one grade below a "Perfect" proof coin.