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Compressive Strength Of 20mm Aggregate

  • Influence of size of aggregates on the Compressive

    Influence Of Size Of Aggregates On The Compressive

    compressive strength associated with smaller sized aggregates compared to large sized aggregates. The results in Table indicated that the 10 mm 12mm and 15 mm aggregate size. The mean compressive strength for the 15mm was higher 20 mm than the 10mm 13 mm coarse aggregates.

  • Evaluation of Strength of Fibre Reinforced Concrete

    Evaluation Of Strength Of Fibre Reinforced Concrete

    The compressive strength test over Conventional concrete and fibre reinforced concrete are conducted and following results ... 20 mm Coarse Aggregate 2.84 2.04 10 mm Coarse Aggregate 2.82 1.83 Natural Sand fine aggregate 2.73 2.25 Crushed Sand Fine 2.68 3.09

  • SIZE EFFECT OF AGGREGATE IN THE MECHANICAL

    Size Effect Of Aggregate In The Mechanical

    Table 2 Compressive Strength Result after 28 Days of Curing S.No Aggregate size mm Compressive Strength Nmm2 2 19 20.17 3 25 22.97 4 37.5 23.13 Fig 1 Compressive Strength Result after 28 Days of Curing illustrates the effect of varying coarse aggregate size on compressive strength of the hardened concrete after 28-days of curing.

  • Compressive Strength of Concrete with Laterite

    Compressive Strength Of Concrete With Laterite

    results of the analysis of compressive strength obtained maximum compressive strength of 17.87 MPa and optimum compressive strength of 17.2 MPa with a composition of 38.0 sand, moderate laterite 46.0 and coarse laterite 16.0 so that laterite concrete as a coarse aggregate substitute could used for mix concrete.

  • Effect of Aggregate Size and Gradation on Compressive

    Effect Of Aggregate Size And Gradation On Compressive

    The results of workability slump and compressive strength test for the uniform size and graded mixed aggregates are as summarized in Table 4.1 Table 4.1 Slump and Compressive Strength of Single and blended Aggregates Aggregate SizeContent mm Slump mm 2 Compressive Strength Nmm 14 days 28 days

  • Concrete Mix Design Calculation for M15 Grade as per IS

    Concrete Mix Design Calculation For M15 Grade As Per Is

    Characteristic compressive strength of concrete at 28days 15Nmm 2 Nominal maximum size of aggregate 20mm Specific Gravity of cement 3.15 Specific gravity of fine aggregate 2.6 Specific gravity of Coarse aggregate 2.65 Step 1 Calculation of Target Strength. Target mean strength of concrete is derived from the below formula. f t ...

  • The Effect of Aggregate Properties on Concrete

    The Effect Of Aggregate Properties On Concrete

    Aggregate is classified as two different types, coarse and fine. Coarse aggregate is usually greater than 4.75 mm retained on a No. 4 sieve, while fine aggregate is less than 4.75 mm passing the No. 4 sieve. The compressive aggregate strength is an important factor in the selection of aggregate.

  • 28 day compressive strength 30Nmm2 Standard

    28 Day Compressive Strength 30nmm2 Standard

    Question 28 day compressive strength 30Nmm2 Standard deviation 5Nmm2 Nominal cover to steel reinforcement 25mm Maximum size of coarse aggregate 20mm Aggregates of crushed type Degree of workability Slump 180mm Type of exposure Moderate OPC ordinary Portland cement Sp. gr. of cement Sc 3.15 Sp. gr. of coarse aggregate Sca ...

  • 28 day compressive strength 30Nmm2 Standard

    28 Day Compressive Strength 30nmm2 Standard

    Question. 28 day compressive strength 30Nmm2 Standard deviation 5Nmm2 Nominal cover to steel reinforcement 25mm Maximum size of coarse aggregate 20mm Aggregates of crushed type Degree of workability Slump 180mm Type of exposure Moderate OPC ordinary Portland cement of cement Sc 3.15 Sp. gr. of coarse aggregate Sca 2.6 ...

  • 1 ton 10mm 20mm amp 40mm aggregate convert to m3

    1 Ton 10mm 20mm Amp 40mm Aggregate Convert To M3

    1 ton 20mm aggregate to cubic meter 20mm aggregate or stone chips is categories as coarse aggregate, dry density of 20mm aggregate 1550 kgm3, it means 1m3 of 20mm aggregate weight is 1550kg or 1.55ton, 1 ton 1000kg, 1 ton 20mm aggregate or stone chips to cubic meter 10001550 0.6450 m3, so 1 ton 20mm aggregate is equal to 0.6450 ...

  • Aggregate Crushing Value Test Determine Aggregate

    Aggregate Crushing Value Test Determine Aggregate

    Aggregate crushing value test on coarse aggregates gives a relative measure of the resistance of an aggregate crushing under gradually applied compressive load. Coarse aggregate crushing value is the percentage by weight of the crushed material obtained when test aggregates are subjected to a specified load under standardized conditions.

  • Workability and EarlyAge Strength of Recycled Aggregate

    Workability And Earlyage Strength Of Recycled Aggregate

    However, the addition of 20-mm BF at volume fraction of 0.5-3 improved the compressive strength by 11-33. In terms of strength retention as percent of NA-based concrete, RCA-concrete reinforced with 43-mm BF could retain up 56 of the strength. Mixes reinforced with 20-mm

  • Our Concrete Products Metromix

    Our Concrete Products Metromix

    Available with 20mm or 10mm aggregate size. Concrete with a guaranteed finishing time especially for cold weather. RESI-SLAB amp FOOT AS1379 Normal-class concrete specified by compressive strength. Available as 20, 25, 32, 40 amp 50MPa 20mm or 10mm aggregate and at 100mm slump. RMS

  • Effect of Coarse Aggregate Size and Grouting Process on

    Effect Of Coarse Aggregate Size And Grouting Process On

    3.2. Compressive strength Compressive strength of PAC produced by both gravity and pumping process was investigated as per ASTM C 39 19. Average of three cylindrical specimens of 150 mm diameter and 300 mm height was considered. As shown in Fig. 6, with the decrease in aggregate size, compressive strength reached its peak value at 20 mm aggregate

  • Experimental Study on Compressive Strength of Glass

    Experimental Study On Compressive Strength Of Glass

    aggregates ranging 20 mm to 12 mm 20mm size were used -383 1970. 3.4 WaterAs per recommendation of IS 456 2000, the free from deleterious materials. Therefore, potable water was used with a constant wc as 0.5 in the present study. Experimental Study on Compressive Strength of Glass Fibre Reinforced Concrete and Partial

  • Experimental Investigation on Compressive Strength of

    Experimental Investigation On Compressive Strength Of

    Volume of coarse aggregate corresponding to 20mm size aggregate and fine aggregate zone-III for Water-cement ratio of 0.50.64 ... TESTS ON HARDENED CONCRETE Compressive strength test Concrete is primarily meant to withstand compressive stresses. Cubes, cylinders and prisms are the three types of compression test ...

  • EFFECT OF SALT WATER ON COMPRESSIVE STRENGTH

    Effect Of Salt Water On Compressive Strength

    average compressive strength results obtained for 3 and 7 ... Coarse Aggregate- Crushed angular stone aggregate of maximum size 20mm confirming to Table- 2 of IS 383-1970 was used. The specific gravity was found to be 2.68 and

  • Compressive Strength of Concrete CivilWeb Spreadsheets

    Compressive Strength Of Concrete Civilweb Spreadsheets

    The CivilWeb Compressive Strength of Concrete Spreadsheet includes a number of useful tools for concrete mix design and analysis as detailed below. This suite of spreadsheets is available for 5 on its own, or it is provided free with the CivilWeb Rigid Pavement Design Spreadsheet which costs 20.

  • DOE Methods of Concrete Mix Design Concrete Technology

    Doe Methods Of Concrete Mix Design Concrete Technology

    Design a concrete mix for targeted 28 days cube strength of 45 MPa from the following data 1. Max. size of uncrushed aggregate to be used 20 mm . 2. Low workability, slump 10-30 mm . 3. Specific gravity of aggregate 2.65 . 4. The aggregate percentage passing 600 micron 50 . 5. Exposure to concrete is moderate . 6.

  • Relation Between Compressive and Tensile Strength of

    Relation Between Compressive And Tensile Strength Of

    Jan 06, 2020 Compressive Strength The main measure of the structural quality of concrete is its compressive strength. This property of concrete is commonly considered in structural design. Depending on the mix especially the water-cement ratio and time and quality of the curing, compressive strength of concrete can be obtained up to 14,000 psi or more. Commercial production

  • Compressive Strength of Concrete by Using Coconut Shell

    Compressive Strength Of Concrete By Using Coconut Shell

    Compressive Strength of Concrete by Using Coconut Shell International organization of Scientific Research 2 P a g e Figure 1 Waste Hierarch II. COCONUT SHELL AS AGGREGATE Coconut shell particles are used as reinforcing material for investigation. Shell particles of size between 20 mm 600 are prepared in grinding machine.

  • Effects of Coarse Aggregate Size on the Compressive

    Effects Of Coarse Aggregate Size On The Compressive

    Also, the results show that the compressive strength increases with increasing aggregate size up to 12.5 mm, while the concrete produced using 20 mm had greater compressive strength than those produced using 25 mm aggregate. This established the importance of ensuring that the right aggregate size is used in the production of concrete.

  • Experimental Case Study of Recycled Aggregate

    Experimental Case Study Of Recycled Aggregate

    Check for compressive strength as well as flexural strength. 5. Comparison study between the followings i. RAP aggregate and fresh coarse aggregate. ... Test on Fine Aggregate Sample 10 mm 20 mm RAP Weight of the aggregate 1 Kg 1 Kg 1 Kg Weight of the aggregate in water 0.630 kg 1.002 kg 1.003 kg The weight of the

  • Effect of Coarse Aggregate Size Variation on Compressive

    Effect Of Coarse Aggregate Size Variation On Compressive

    Mar 19, 2021 From the 7 days and 28 days compressive strength result for different aggregate sizes, the well graded aggregate of size in between 4.75mm-25mm i.e., containing equal volume of aggregate of size in between 4.75mm-10mm, 10mm-16m, 16mm-20mm amp 20mm-25mm gave higher compressive strength for both 7 days and 28 days than other size of aggregate.

  • The Effect of Maximum Coarse Aggregate Size on the

    The Effect Of Maximum Coarse Aggregate Size On The

    aggregate sizes of 10 mm and 20 mm conducted by Su and Cheng 2013 concluded that normal strength concrete with compressive strength lower than 60 MPa, larger maximum aggregate sizes would yield a lower compressive strength, but for high strength concrete with compressive strength greater than 80 MPa the effect of aggregate size was insignificant.

  • Stone Dust in Concrete Effect on Compressive Strength

    Stone Dust In Concrete Effect On Compressive Strength

    the workability and compressive strength of concrete made using stone dust as partial replacement of fine aggregate in the ... 20 mm Aggregate20mm CA 7.012 Combined Coarse Aggregate

  • A Study on Compressive and Flexural Strength of

    A Study On Compressive And Flexural Strength Of

    Compressive strength is the utmost paramount constant. Compressive strength of concrete directly depends on the ... As per Indian Standard Code Specification for 20 mm aggregate water required is 186 liters for the slump requirement of 50 mm and for slump greater than 50 mm we need to increase the quantity of water. ...

  • Influence of aggregate size on compressive strength of

    Influence Of Aggregate Size On Compressive Strength Of

    Jun 10, 2019 The compressive strength changes with aggregate size can be mainly attributed to the effect of aggregate size on pores characteristics and cementitious paste thickness. It is found that the compressive strength is most sensitive to the content of the small pores 01.5 mm 2. The increase of the small pores content will decrease the ...

  • Concrete Mix Design Weight Method SI Units NonAir

    Concrete Mix Design Weight Method Si Units Nonair

    Nominal maximum size of aggregate mm. Enter unit weight of coarse aggregate if unknown, use 1500 to 1900 kgm 3 for normal weight aggregate kgm 3. Enter fineness modulus of fine aggregate Enter from Table above volume of coarse aggregate per unit volume of concrete Weight of coarse aggregate kgm 3

  • Strength of Concrete Nature Kinds and Factors Concrete

    Strength Of Concrete Nature Kinds And Factors Concrete

    The maximum tensile strength of concrete has been found of the order of 42.0 kgcm 2. Some researchers have observed that the type of coarse aggregate has a greater relative effect on tensile strength than on compressive strength. Generally for concrete quality control, tensile test

  • Concrete Mix Design Illustrative Example M30 Grade M20

    Concrete Mix Design Illustrative Example M30 Grade M20

    a Characteristic compressive strength required in the field at 28 days grade designation M 30 b Type of Cement OPC 53 Grade confirming to IS 12269 b Maximum Nominal size of aggregate 20 mm c Shape of CA Angular d Workabiltiy required at site 100 mm slump

  • Compressive Strength of Concrete Cube Test Lab Report

    Compressive Strength Of Concrete Cube Test Lab Report

    Mar 29, 2020 For the compressive strength test of concrete cube two types of specimens either cube of 15 cm 15 cm 15 cm or 10cm 10 cm 10 cm, depending upon the size of aggregate, are used. For most of the construction works cubical moulds of size 15 cm 15 cm 15 cm are commonly used.

  • Compressive Strength of Road Pavement CivilWeb

    Compressive Strength Of Road Pavement Civilweb

    The compressive strength of road pavements is commonly specified in concrete road and pavement specifications. This however is slightly odd in that the compressive strength is not a critical parameter for pavement performance, the flexural strength is much more important from a structural point of view.

  • Factors affecting Concrete Mix Design Happho

    Factors Affecting Concrete Mix Design Happho

    However, the compressive strength tends to increase with the decrease in size of aggregate. IS 4562000 and IS 13431980 recommend that the nominal size of the aggregate should be as large as possible. 10-20mm size of aggregate is preferable.

  • The Effect of Aggregate Size on The Strength of Concrete

    The Effect Of Aggregate Size On The Strength Of Concrete

    The compressive strength of concrete cubes aggregate size 20mm and 10mm on the 7th days are 25.5Mpa and 16.9Mpa. Comparison percentage is 47.6. Density concrete aggregate size 20mm and 10mm are 2368 kgm and 2137 kgm . Percentage difference of density is 10. The density of concrete aggregate size 20mm are close to normal but