Chloride penetration
Strength, Rapid Chloride Penetration and Microstructure Study of Cement Mortar Incorporating Micro and Nano Silica
... rapid chloride penetration and microstructure study of cement mortar incorporating micro-silica (MS), nano-silica (NS) and micro-silica with optimized content of nano- silica (MS+NS) as a partial ...
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Macro/micro pore structure characteristics and the chloride penetration of self compacting concrete incorporating different types of filler and mineral admixture
... the chloride penetration ...local chloride binding ability due to the difference in reactivity levels of the fillers and the mineral admixtures used through the relatively long time of the standard ...
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Effect of Natural Pozzolan on Carbonation and Chloride Penetration in Sustainable Concrete
... For chloride penetration test, 12in x 12in x 3.5in plain concrete slabs were prepared without Pozzolan and 10%, 20%, 30% cement replacement by Pozzolan according to ASTM C 1543. After slabs were moist cured ...
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Influence of Curing-Form Material on the Chloride Penetration of Off-Shore Concrete
... study. Chloride resistance of con- crete was evaluated using the measurement of the Coulomb charge as per ASTM C1202 and by determination of chlo- ride ingress after different periods of exposure to 3 % NaCl ...
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Calculation of Chloride Penetration Profile in Concrete Structures
... OF CHLORIDE PENETRATION INTO CONCRETE Chloride ions might be present in the concrete in three different ways: bound, adsorbed and dissolved in water that is retained in the pores, which forms the ...
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Chloride Penetration in mortars with replacements of rice husk Ash and nano- SiO 2
... It was evaluated in this work the mechanical, physical and electrochemical performance in mortars with plastic consistency according to ASTM C 1437-99, replacement of ordinary Portland cement (OPC) by rice husk ash (RHA) ...
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Comparison of selected methods for measurement of the concrete electrical resistance to chloride penetration
... accelerated penetration of chloride [14] and the electrical resistivity measurements of concrete [15], [2] and ...on chloride penetration as well as electrochemical procedures however the ...
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Chloride Penetration in Circular Concrete Columns
... the chloride diffusion in the concrete matrix were proposed in ...the chloride penetration is faster than in plane elements, so the slab model used in literature overestimates the real time to ...
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Evaluation of Chloride Penetration Characteristics using a Colorimetric Method in Concrete Structures
... Recently, to solve this problem, a silver nitrate colorimetric method, which can easily measure the penetration depth of chloride ions, has been proposed. However, up to date, various applications of the ...
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Realistic Assessment of Chloride Penetration for Concrete Structures in Nuclear Power Plants
... The comparison of the laboratory and field test results with theory confirms that the model developed in the present study can be realistically used to predict [r] ...
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Reducing Water and Chloride Penetration Through Silicate Treatments for Concrete as a Mean to Control Corrosion Kinetics
... the penetration of the hydrophobic agent is better in finished faces than in formwork faces, due to the higher permeability of the ...water penetration mechanism (capillary suction and permeability) in the ...
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Experimental Investigation on Durability Aspects of Bacterial Concrete
... the chloride penetration in concrete is low then it is good quality of concrete cause good quality concrete blocks the ingress of harmful chemicals from cracks due to which corrosion of reinforcement is ...
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Comparative Study on the Strength and Durability Characteristics of M35 Concrete with Partial Replacement of Cement by Mineral Admixtures
... sorptivity, chloride penetration, alkali aggregate reaction, acid attack, sulphate attack at 28 days after curing and X-ray Computed Tomography(X-CT) analysis at 7 and 28 days of ...to chloride ...
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Comparative Study on the Strength and Durability Characteristics of M35 Concrete with Partial Replacement of Cement by Mineral Admixtures
... Tests were carried out to determine the mechanical property such as compressive strength, durability properties such as sorptivity, chloride penetration, acid attack, alkali attack and sulphate attack in ...
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Performance of RHA Cement Concrete under Marine Environment via Wetting and Drying Cyclic by Rapid Migration Test
... The rapid chloride penetration depth was conducted using the RCPT instrument. The test procedure is described in NT Build 492 [10]. After the specimens were vacuumed in a vacuum desiccator, the 50 mm thick ...
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Effect of Wet Curing Duration on Long-Term Performance of Concrete in Tidal Zone of Marine Environment
... on chloride penetration in plain and blended cement concretes which subjected to tidal exposure condition in south of Iran for 5 ...of chloride penetration at early ages and decreases the ...
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Effect of Curing Compounds on Strength and Durability of Concrete Mixes
... first two days and then applying curing compounds (R3). Two Wax based curing compounds named CC-1 and CC-2, from different manufacturers are selected for the study. And the double layer application of curing compound at ...
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Effect of Manufactured Sand on Durability Properties of Concrete
... Concrete is the most widely used building material in the world. Aggregates are the major component of concrete. The sand mining in rivers had gone up to such an extent that in many countries there is ban on sand mining. ...
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Performance Evaluation of Concrete Using Bottom Ash as Fine Aggregate
... in chloride penetration Table 12 represents the standard values and comparing it with the results obtained it shows that the samples are resistant to chloride penetration, where the ...
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Effect of Adding Scoria as Cement Replacement on Durability-Related Properties
... Pourkhorshidi, A. R., Najimi, M., Parhizkar, T., Jafarpour, F., & Hillemeier, B. (2010). Applicability of the standard specification of ASTM C 618 for evaluation of natural pozzolans. Cement & Concrete Composites, ...
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