[PDF] Numerical Study for Compressive Strength of Basalt …
Corpus ID: 55787158; Numerical Study for Compressive Strength of Basalt Composite Sandwich Infill Panel @article{Sim2017NumericalSF, title={Numerical Study for Compressive Strength of Basalt Composite Sandwich Infill Panel}, author={Viriyavudh Sim and Jung-Kyu Choi and YongJu Kwak and Oh Hyeon Jeon and Wooyoung Jung}, …
(PDF) Experimental Study on Unconfined Compressive Strength of Basalt
The results showed that: (1) the shear strength and compressive strength of the soil were significantly increased after the incorporation of basalt fiber; (2) the strength increase was greatest at ...
Engineering, Mechanical and Dynamic Properties of …
It also exhibits the highest increment of compressive strength of 4.48% and a dynamic MOE of 13.83%. New insights reveal that although the residual flexural performance gradually improved with the addition of basalt fiber, the damping ratio had …
Mechanical behaviour of basalt fibre reinforced concrete: An
The compressive strength of the mixes varied between 33.23 and 34.71 MPa. It has been noted from Fig. 4, the increase in fibre content in the mix caused to slight enhance in compressive strength up to 1.5% fibre volume, however at 2.0% fibre volume compressive strength was observed to be decreased. The reason may due to the …
Mechanical performances and micro-level properties …
Compressive test results showed basalt fiber could increase compressive strength at elevated temperatures. The optimal basalt fiber volume fraction was 0.8%, whereby compressive strength was higher than that of control PVA-ECC by 62.05%, …
Estimating uniaxial compressive strength of rocks using …
Porosity is a significant physical feature of rocks due to water absorption that causes decrease in the strength. The basalt of the study area can be described as "highly porous" and ignimbrite as "extremely porous" according to the classification by Anon (1979).The average UCS of basalt is determined as 26.65 MPa.For the ignimbrite, the …
Relationships Between Unit Weight, Unconfined Compressive Strength…
ABSTRACT:. The presence of vesicles within basalt has a negative impact on both the unconfined compressive strength (UCS) and deformation modulus (axial stiffness) of basalt specimens. Vesicular basalt specimens (diameters of 44.45 mm) were cored from surface boulders obtained from southern Nevada. Each basalt boulder has …
Experimental Study on Unconfined Compressive …
ResearchArticle Experimental Study on Unconfined Compressive Strength of Basalt Fiber Reinforced Clay Soil LeiGao,GuohuiHu,NanXu,JunyiFu,ChaoXiang,andChenYang
STRENGTH PROPERTIES OF ROCKS AND ROCK MASSES
between strain hardening and softening is called the unconfined compressive strength of the rock and is denoted as Co or qu. Failure takes place continuously from C to D during which ... Granite Basalt Gneiss Schist Quart-zite Marble Lime-stone Sand-stone Shale Av. Co Max. Co Min. Co Range No. of samples 181.7 324.0 48.8 275.2 26 214.1 358.6 ...
Compressive strength prediction of basalt fiber reinforced …
First, the compressive strength tests of BFRC under different stress states were performed at fiber volume fractions of 0.2%, 0.4%, 0.6% and fiber lengths of 6 mm, 12 mm and 18 mm to obtain stress ...
Studies on strength properties of basalt fibre reinforced …
The compressive strength is found to be maximum of 36.67 N/mm 2 for the concrete having 1% of basalt fibre content. The compressive strength of this mix designation is increased upto 11.45% than the conventional concrete. The maximum split tensile strength is 5.48 N/mm 2 for 1% basalt fibre content.
Enhancing frost resistance and durability of self-compacting …
The compressive strength values range between 23 and 41 MPa. According to Table 5, the addition of basalt fiber improves the compressive strength of SCC mixes. The SCC mixes with a fiber volume fraction of 0.3% (SCCBF0.3%) exhibit the highest compressive strength when basalt fiber is included.
(PDF) Unconfined Compressive and Splitting Tensile Strength of Basalt
The strength properties of basalt fiber-reinforced biocemented (BFRB) sand specimens with various calcite contents and fiber contents are investigated through a series of unconfined compressive ...
Empirical models for compressive and tensile strength of basalt …
To determine the compressive strength (CS) and tensile strength (TS) of basalt fiber reinforced concrete (BFRC), this study will develop empirical models using gene expression programming (GEP ...
Strength and ductility of reinforced concrete using basalt …
Impact strength properties of basalt FRC are shown in Fig. ... Compressive strength percentage increment comparisons for RC sample wrapped with 1, 2 and 3 layers of BFRP sheets with bare samples are 29.8%, 52.11% and 62.416%, respectively. The test results proposed that the stiffness of BFRP-wrapped samples …
Compressive behavior of basalt FRP-confined circular and …
Sim and Park [13] observed that the strength of the basalt fiber was about 30% and 60% of the strength of the carbon and high strength glass (S-glass) fiber, respectively. The density of basalt fiber has been reported between 2.59 and 2.8 g/cm 3 ... After reaching their compressive strength at peak point, these specimens showed a …
Compressive behavior of Basalt Fiber Reinforced Composite
The effect of volume fraction of basalt fibers on compressive strength, and the compressive stress-strain curve has been examined for ultimate strength up to 0.02% strain. The stress strain curve ...
Experimental Study on Unconfined Compressive …
Advances in Materials Science and Engineering T : Physical-mechanical behaviors of basalt ber. Density/(g/cm 3) Elastic modulus/GPa Elongation at break/% Tensile strength/MPa Length/mm Filament diameter/ m T : Physical behaviors of clay soil.
Empirical models for compressive and tensile …
To determine the compressive strength (CS) and tensile strength (TS) of basalt fiber reinforced concrete (BFRC), this study will develop empirical models using gene expression programming...
Compressive strength prediction of basalt fiber reinforced …
The above research mainly uses test methods to explore the compressive strength of basalt, but the test methods are time-consuming and labor-intensive, and the instrument materials are expensive. To solve the limitations of experimental methods, some scholars apply machine learning methods to concrete prediction [16], [17], [18].
Unconfined Compressive and Splitting Tensile Strength of Basalt …
The strength properties of basalt fiber–reinforced biocemented (BFRB) sand specimens with various calcite contents and fiber contents are investigated through a series of unconfined compressive and splitting tensile tests. Reverse injection is introduced to improve the uniformity of the calcium carbonate precipitation.
Basalt Rock
Generally, 100-300 Mpa or Megapascal is the compressive strength. Its tensile strength is10-30 Mpa, and its shear strength is 20-60 Mpa, which denotes that depending on the mineral makeup, basalt rocks fall in the category of a strong – very strong. Rock hardness property is common among the densest, fine-grained textured …
strength and point load strength of basalt New …
Uniaxial compressive strength is widely used in the slope stability analysis and in the design of foundations and tunneling in rocks. Uniaxial compressive strength is also used in rock mass rating ...
Effects of microwave radiation on dynamic compressive properties of basalt
While the dynamic compressive strength of sandstone was reduced by 8% and 17% after being treated at 3 kW and 5 kW for 90 s, respectively [37]. Although a higher power level is used, the dynamic compressive strength of sandstone after microwave treatment is significantly lower than that of basalt.
The efficiency of statistical and artificial neural
Compressive strength testing was conducted for 3, 7, and 28 days. ... Going through a sample of the results in Fig. 4, the compressive strength of basalt fiber mixes showed some irregularities. Basalt fibers with 0.5% content gave comparable results to that of 0% basalt content, while all basalt ratios in M3 and M4 outperformed the …
Improving compressive strength of fly ash-based
The compressive strength of y ash-based. fl. geopolymer matrix without basalt bers added samples aged 28 days was 35 MPa which signi cantly increased 37% when the 10 wt%. basalt. fi fi. bers were ...
Mechanical Properties and Damage Evolution Characteristics …
Basalt is an important part of the earth's oceanic crust and continental crust. It has many characteristics such as high compressive strength and wide distribution, and is a common rock type in rock mass engineering (Garcia-Ramonda et al. 2022; Silva et al. 2021; Wang et al. 2021a, b). In this study, basalt is taken as the research object.
Unconfined Compressive Strength Characteristics of …
The results illustrate that no-fiber columns sustain more than 50 % of the failure load before cracking, while this percentage raised to 75 % upon adding basalt fiber to concrete. 0.3 % of basalt ...
Mechanical properties and microstructure of basalt fibre …
Thus, the compressive strength decreases further at 400–600 °C. From Table 5, the trend of the relative residual compressive strength with temperature can be obtained, as shown in Fig. 5. It can be seen that the relative residual compressive strength generally decreases with an increase in temperature. Download : Download …
(PDF) Compressive strength of lightweight expanded polystyrene basalt
In the result, expanded polystyrene concrete with density from 1,400 kg/m³ to 2,000 kg/m³ and compressive strength more than 20 MPa for structural application was made. View Show abstract
