# compressive strength of m30 grade concrete with recycled concrete aggregate search results

### What is the compressive strength of M30-grade concrete ...

Answer (1 of 3): chracteristic compressive strength is 30 compressive strength is 0.67*30

More### Bond strength of concrete containing crushed concrete ...

variation of compressive strength of M30 grade concrete is found to be less than 10 percent in the preliminary study. The weight of the constituent materials for the M20 and M25 grade concrete is given in Table 4. Table 4 Details of M20 and M25 grade concrete with various coarse aggregate replacement ratio Mix designation Volume replacement ratio

More### Study of Partial Replacement of Natural Aggregate by ...

the recycled aggregate that are obtained from concrete specimen make good quality concrete. The compressive strength of concrete containing 50% RCA has strength in close proximity to that of normal concrete. Tensile ... with Recycled Aggregate. The grade of concrete used is M30 grade of concrete.

More### COMPRESSIVE STRENGTH OF M30 GRADE OF NORMAL AGGREGATES

Download Table COMPRESSIVE STRENGTH OF M30 GRADE OF NORMAL AGGREGATES CONCRETE LWC WITH 60% CINDER, 40% LECA AS AGGREGATES WITH 20% GGBFS from publication: Mechanical Properties of Structural ...

More### Effects of recycled fine aggregates on properties of ...

Oct 13, 2021 However, the performance gap between conventional and recycled concrete was reduced with an increase in curing age. The recycled concrete containing three different combinations of FRCA and CRCA (0% and 100%, 30% and 0%, 30% and 100%) satisfied IS 10262's target compressive strength criteria for M30 grade concrete.

More### Experimental Case Study of Recycled Aggregate Concrete ...

suitability for high strength concrete. 3. Mix Design of M30 grade cement concrete based on IS code and IRC: 44-2008. 4. Check for compressive strength as well as flexural strength. 5. Comparison study between the followings: i. RAP aggregate and fresh coarse aggregate. ii. Fresh aggregate concrete and recycled asphalt

More### (PDF) Study of the Compressive Strength of Concrete Using ...

Fine aggregate Allsana Fatima K M, and Shibi Varghese Studied that the Marble coarse aggregate strength properties of steel fibber and polypropylene fiber Granite coarse aggregate reinforced concrete of M30 grade with 0%, 0.25%, 0.5% and Recycle coarse aggregate 0.75% by volume of concrete.

More### Compressive Strength of Concrete with Recycled Glass as ...

In this study, recycled glass is used to replace the natural fine aggregate in different mix proportions to obtain the optimum combination that will produce the highest strength. The control samples are Grade 30 ordinary Portland cement concrete (OPCC) containing 100% natural sand and coarse aggregate. The recycled glass concretes contain 70% natural fine aggregate + 30% size 300 micron ...

More### Valuation of characteristics strength by utilizing ...

Sep 04, 2021 The concrete with 25% of demolition waste substitution has maximum strength (around 32 N/mm 2) at 28 days, for M30 grade of concrete. It is proved that the mechanical properties of demolition waste substituted concrete have shown better results up to 50% substitution for coarse aggregates and it is due to the formation of cracks.

More### The Effect of Maximum Coarse Aggregate Size on the ...

The optimum maximum coarse aggregate size for the best compressive strength of 28 day concrete was therefore found to be 8mm for the water/cement ratio of 0.63. The analysis further shows that as heterogeneity increases the compressive strength of concrete reduces. Keywords: Gneiss, compressive strength, aggregate sizes, slump, heterogeneity. 1.

More### Compressive and Flexural Strength Property Enhancement

Compressive and Flexural Strength Property Enhancement for Fibre Reinforced M30, M50 and M80 Grade Concrete Using Foundry Sand (FS) and Crushed Concrete Waste (CCW) Ravi Kumar C M 1 Yajnodbhavi H M2 Pruthviraj S R * Maruthi T1 Raghavendra S1 1.Department of Studies in Civil Engineering, University B. D.T College of Engineering ( A Constituent ...

More### Green Concrete from Sustainable Recycled Coarse Aggregates ...

The compressive strength of 28-day hardened concrete containing 100% washed recycled aggregate was slightly lower (7%) than concrete prepared with natural aggregates. Water absorption, carbonation, and rapid chloride penetration test were conducted to assess the durability of the concrete.

More### Strength of Sustainable Concrete

Mix Proportion for M30 (Recycled Coarse Aggregates) = 1: 1.33 : 2.63 Comparison of Compressive Strength of Concrete Type Of Concrete Curing Days conventional concrete. Compressive Strength In N/Mm2 Normal Concrete 7 26 14 32.33 28 39.45 Recycled Concrete 7 29.33 25% 14 35.67 28 45 7 28.33 50% 14 34.3 28 41.67 7 23.67

More### Compressive Strength Of M30 Grade Of Normal Aggregates ...

Oct 23, 2021 Compressive Strength Of M30 Grade Of Normal Aggregates Concrete Lwc Download Table. The present study has shown that the use of lwc has a considerable increase in compressive, flexural and split tensile strength with reduced self weight in alternate to normal conventional concrete. the compressive strength for m20, m30, and m40 grade of cement for 28days have given a

More### Shear strength of plain concrete made of recycled low ...

90 push-off specimens were tested to investigate shear strength of plain concrete. • Variables in tests were type of coarse aggregates (recycled concrete, natural) and w/cm.. Lower w/cm ratios increased shear and compressive strengths of all concretes.. Normalized push-off shear strength factor was similar in NAC and RAC.

More### Compressive strength of M20, M25, and M30 grade with w/c 0 ...

Download scientific diagram Compressive strength of M20, M25, and M30 grade with w/c 0.45 and 0.50. from publication: Study on Compressive Strength of Quarry Dust as Fine Aggregate in Concrete ...

More### Artificial Neural Networks for Prediction of Compressive ...

Artificial Neural Networks for Prediction of Compressive Strength of Recycled Aggregate Concrete Kirtikanta Sahoo, P. Sarkar, and Robin Davis P. Abstract— For this data sets are collected and compared with each . Recycled coarse aggregates (RCA) are different in properties and composition than natural coarse aggregate. So it is

More### Workability and Compressive Strength of Recycled Concrete ...

The recycled concrete waste aggregate (RCWA) was tested for grading, specific gravity, percent absorption and impact and crushing (% crushed). For the fresh concrete mix, slump and compaction factor test were carried out. Concrete samples are wet cured and tested at 7 and 28 days for compressive strength.

More### Study of Partial Replacement of Natural Aggregate by ...

the recycled aggregate that are obtained from concrete specimen make good quality concrete. The compressive strength of concrete containing 50% RCA has strength in close proximity to that of normal concrete. Tensile ... with Recycled Aggregate. The grade of concrete used is M30 grade of concrete.

More### An Experimental Investigation of Mechanical Properties of ...

Nov 21, 2017 Fig. 2. Compressive strength in N/mmÂ² for M30 Grade concrete. Fig. 3. Compressive strength in N/mmÂ² v/s w/c ratio. From Fig. 3 and Table 8, we observed that the water to cement ratio (w/c) plays important role on strength of concrete.

More### Study of recycled concrete aggregate quality and its ...

Study of recycled concrete aggregate quality and its relationship with recycled concrete compressive strength using database analysis • 3. Materiales de Construcción 66 (323), July–September 2016, e089.

More### MIX DESIGN CALCULATION FOR M30 GRADE CONCRETE –

Jul 28, 2020 AN ILLUSTRATIVE EXAMPLE ON CONCRETE MIX PROPORTIONING An example of given concrete mix design steps for concrete of M 30 grade is shown here following IS: 10262-2009 code standards. 1. Stipulations for Concrete Mix Design Grade designation : M 30 Type of cement : OPC 53 grade confirming to IS 8112 Maximum nominal size of aggregate

More### Concrete Mix Design: Illustrative Example M30 Grade (M20 ...

Concrete Mix Design Calculation : M20, M25, M30, M40 Grade Concrete Construction Materials / By happhoadmin7 Concrete mix design is a procedure of selecting the suitable ingredients of concrete and their relative proportions with an objective to prepare concrete of certain minimum strength, desired workability and durability as economically ...

More### Replacement of Waste Material in Concrete using Recycled ...

The compressive strength of the specimens was taken after 7, 28 and 90 days of curing. The variations in the compressive strength with respect to their water-cement ratios and with respect to the percentage of crumb plastic are taken. The limit for compressive strength was kept as 30N/mm2 for M30 grade concrete and 60 N/mm2 for M60

More### Effect of Recycled Aggregate on Compressive Strength of ...

Fig. 3 Slump test result for Mix- M-20 M-30 Compressive Strength Test Compressive strength of recycled aggregate concrete was tested after 7-days, 14-days and 28-days after casting. Compressive strength of recycled aggregate concrete was compared with natural aggregate concrete. Result shows that compressive strength of

More### Replacement of Waste Material in Concrete using Recycled ...

The compressive strength of the specimens was taken after 7, 28 and 90 days of curing. The variations in the compressive strength with respect to their water-cement ratios and with respect to the percentage of crumb plastic are taken. The limit for compressive strength was kept as 30N/mm2 for M30 grade concrete and 60 N/mm2 for M60

More### Shear strength of plain concrete made of recycled low ...

90 push-off specimens were tested to investigate shear strength of plain concrete. • Variables in tests were type of coarse aggregates (recycled concrete, natural) and w/cm.. Lower w/cm ratios increased shear and compressive strengths of all concretes.. Normalized push-off shear strength factor was similar in NAC and RAC.

More### A Comparitative Study of Compressive Strength and Split ...

Compression strength results for M30 grade of concrete: S.No % of replacement of 12.5mm aggregate 7 Days 14 Days 28 Days 1 0 28.1 32 35.4 2 5 29.21 33.27 36.8 3 10 30.24 34.44 38.1 4 15 31.19 35.53 39.3 5 20 30.32 34.53 38.2 Compression strength results for M40 grade of concrete: S.No % of replacement of 12.5mm aggregate

More### Feasibility Study of Recycled Plastic Waste as Fine ...

M30 grade of concrete has been used by partial replacement of fine aggregate (River Sand) with recycled plastic waste in the percentage of 5, 10, 15, 20, and 25. The workability and compressive strength results are checked to find the acceptable percentage of incorporation of PET and PP in concrete.

More### Properties of Recycled Asphalt Pavement Aggregate Concrete

Recycled Asphalt Pavement aggregates had been found out as the main reason for lowering the properties of RAP inclusive concrete. This project aims to investigate feasibility of improving strength properties of recycled asphalt by abrasion and attrition process. M-30 grade concrete was designed for a water cement ratio of 0.43.

More### EXPERIMENTAL STUDY ON CONCRETE BY PARTIAL

and for M20 Grade mix the maximum strength can be attained with 40 % of Copper Slag replacement. Binaya et al reported that when copper slag is partially replaced with sand in M30 Grade concrete, the coefficient of determination for 28 days 90 days compressive strength found to be

More### What is the 7 days strength of M30 grade concrete using ...

Answer (1 of 4): Using whatever cement or admixtures; if your concrete is M30 then at seven day your strength should be 65 % of 30. 0.65 X 30= 19.5 N/ mm2 or MPA .

More### Strength Analysis of Recycled Demolished Concrete as ...

use of recycled aggregates in concrete proves to be valuable building materials in technical, environment and economical ... considering the use RCA and RFA in the mixes as much as possible and achieve suitable workability was attempt and strength criteria of Grade M20 concrete mix is analyze. Table -2: Mix ... concrete compressive strength ...

More### Mix design M30 Grade designed as per IS 10262:2009 IS ...

Mix proportioning for a concrete of M30 grade is given in AI to A-ll. AI STIPULATIONS FOR PROPORTIONING. a) Grade designation : M30 b) Type of cement : OPC 53 Grade conforming IS 12269 c) Maximum nominal size of aggregate : 20mm d) Minimum cement content : 320 kg/m 3 (IS 456:2000) e) Maximum water-cement ratio : 0.45 (Table 5 of IS 456:2000)

More### Prediction Model for Compressive Strength of Porous ...

The prediction model for compressive strength based on the ideal sphere model of aggregate can accurately reflect the compressive strength of porous concrete with low-grade RA. The results of this study can provide a reference for the staff to learn about the functional characteristics of recycled products in advance and provide security for ...

More### A Complete Guide of Concrete Grade

Aug 19, 2021 Concrete’s grade is determined by the minimum compressive strength mpa n rating 28 days after it was poured. Plain cement concrete works (PPC) is the mixture of cement, fine aggregate (sand) and coarse aggregate. The letter M means mix grade, which is followed by a number that indicates its compressive strength, for example, M10.

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