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Mechanical And Hydraulic Performance Of Cement

HOt Products

Study on the mechanical and rheological properties of

网页2022年3月1日  The ultra-high performance concrete (UHPC) was prepared by using the limestone coarse aggregate and ordinary Portland cement. The effects of sand ratio,

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Microstructure change and mechanical property variation

网页Over the last few years, the use of recycled materials in concrete structures has received growing interest [37], [38], [39].Several previous studies [22], [40], [41] found that

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Evaluation and Prediction on the Hydraulic Abrasion

网页2021年5月7日  thoroughly investigated the thermal, mechanical and crack resistance of HBC concrete, which all prove that HBC is an ideal cementitious material with characteristics of low hydration heat, high long-term strength, energy saving and environmental protection for hydraulic concrete (Kazuhiro et al., 2012; Staněk and Sulovský, 2015). Hydraulic

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Meta-Analysis of the Performance of Pervious Concrete

网页2022年4月8日  The combined replacement of cement and aggregates with IWA and other cement-replacing materials was the most effective method for improving the mechanical,

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The effects of cementitious materials on the mechanical

网页2014年12月19日  Standard test method for length change of hardened hydraulic-cement mortar and concrete, ASTM International, West “Effect of different supplementary cementitious materials on mechanical properties of high performance concrete.” Cement and Concrete Research, Elsevier, Vol. 25, No. 1, pp. 209–220, DOI: 10.1016/0008

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Mechanical performance of sustainable high strength

网页2022年3月12日  Test setup and mix proportion. The workability of fresh concrete was measured through the slump cone test as per ASTM standard 26.Compressive strength was evaluated on a standard size cylinder 150

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Mechanical and Hydraulic Performance of Sludge-mixed

网页2014年10月14日  The mixture with the S:C of 5:10 by weight gives the lowest permeability. The S:C mixtures have the mechanical and hydraulic properties equivalent to those of

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Effect of nano-MgO on mechanical performance of

网页2022年2月23日  A series of direct shear tests were performed on cement-admixed silty clay to investigate the effect of cement content and nano-magnesia (MgO) on its shear strength properties. Effect of nano-MgO on mechanical performance of cement stabilized silty clay. Kai Yao Department of Civil and Environmental Engineering, National University of

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Fiber-Reinforced Lightweight Calcium Aluminate Cement

网页Calcium aluminate cements (CACs) are a group of rapid-hardening hydraulic binders with a higher aluminum composition and lower ecological footprint compared to their ordinary

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Mechanical and hydraulic performance of sludge-mixed

网页2015年9月4日  bentonite-mixed cement in terms of the mechanical and hydraulic performance. 2. Grouts preparation The grouting materials used in this study are (1) sludge with particle sizes less than 75 m, (2) commercial grade bentonite, and (3) commercial grade Portland cement type I for mixing with the sludge and bentonite. The fractures

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Evaluating Cement-Plug Mechanical and Hydraulic Integrity

网页2019年2月5日  The analysis of hydraulic integrity requires that a CMI model be used to compute the state of stress and pore pressure in the cement and to estimate which type of mechanical failure might occur during the life of the well. It also requires that a CHI model be integrated with the CMI model to estimate the rate of fluid that might flow through a

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Mechanical and Hydraulic Behaviors of Eco-Friendly

网页2018年5月24日  For ordinary Portland cement concrete (OPC), strength at 28 d is a commonly used parameter to evaluate the concrete mechanical properties. Compressive strength and permeability coefficient were selected as the indicators in the analysis of the mechanical and hydraulic performance. Based on the laboratory tests, the following

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Optimization of the Mechanical and Physical Properties of

网页2023年3月3日  It is one of the most significant breakthroughs in concrete technology in the 20th century due to its outstanding mechanical performance, such as compressive strength over 150 MPa and flexural

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Fiber-Reinforced Lightweight Calcium Aluminate Cement

网页Calcium aluminate cements (CACs) are a group of rapid-hardening hydraulic binders with a higher aluminum composition and lower ecological footprint compared to their ordinary Portland cement (CEM) counterparts. CACs are commonly known to have higher thermo-durability properties but have previously been observed to experience a major strength

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Stress–Strain–Strength and Hydraulic Performance of

网页Grouting increased the stiffness and reduces the hydraulic conductivity of the sands. The shear-strength behavior of the grouted sands was described satisfactorily by the Mohr-Coulomb failure criterion. The bleed capacity of the injected suspensions was a good indicator of the grouting-induced mechanical and hydraulic behavior improvement.

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Polymers Free Full-Text The Influence of Fiber on the

网页Geopolymer is widely used as a supplement to cementitious composites because of its advantages of low carbon and environmental protection, and geopolymer concrete is also broadly used in practical engineering. In recent years, geopolymer concrete has attracted increasing interest owing to its superior mechanical properties, and a series of research

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The positive effects of power ultrasound on Portland

网页2023年1月1日  @article{Ehsani2023ThePE, title={The positive effects of power ultrasound on Portland cement pastes and mortars; a study of chemical shrinkage and mechanical performance}, author={Ahmad Ehsani and Eshmaiel Ganjian and Olivier Haas and Mark Tyrer and Timothy J. Mason}, journal={Cement and Concrete Composites}, year={2023} }

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南方科技大学知识苑(SUSTech KC): A Systematic Study on

网页2023年2月1日  Konstantinou, Charalampos,Wang, Yuze,Biscontin, Giovanna. A Systematic Study on the Influence of Grain Characteristics on Hydraulic and Mechanical Performance of MICP-Treated Porous Media[J]. TRANSPORT IN POROUS MEDIA,2023.

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Assessment of recycled waste fiber and BC soil on the

网页2023年3月6日  This study shows the results of an experiment that looked at how concrete’s mechanical and durable characteristics changed when BC soil and fiber waste partially replaced the cement and fine aggregate. Elemam WE, Elgendy GM, Tahwia AM (2023) Development of ultra-high-performance concrete with low environmental impact

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Mechanical and Hydraulic Performance of Sludge-mixed

网页2014年10月14日  The mixture with the S:C of 5:10 by weight gives the lowest permeability. The S:C mixtures have the mechanical and hydraulic properties equivalent to those of the commercial grade Portland cement mixtures which indicates that the sludge can be used as a substituted material to mix with cement for rock salt fracture grouting purpose.

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Mechanical and microstructural performance of concrete

网页2022年4月6日  In this study, researchers examined the effect of replacing a high-volume of cement with sugarcane bagasse ash (BA) and silica fume (SF). In addition to the control, three binary and three ternary

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Mechanical performance of sustainable high strength

网页2022年3月12日  Test setup and mix proportion. The workability of fresh concrete was measured through the slump cone test as per ASTM standard 26.Compressive strength was evaluated on a standard size cylinder 150

Contact

Optimization of the Mechanical and Physical Properties of

网页2023年3月3日  It is one of the most significant breakthroughs in concrete technology in the 20th century due to its outstanding mechanical performance, such as compressive strength over 150 MPa and flexural

Contact

Polymers Free Full-Text The Influence of Fiber on the

网页Geopolymer is widely used as a supplement to cementitious composites because of its advantages of low carbon and environmental protection, and geopolymer concrete is also broadly used in practical engineering. In recent years, geopolymer concrete has attracted increasing interest owing to its superior mechanical properties, and a series of research

Contact

Fiber-Reinforced Lightweight Calcium Aluminate Cement

网页Calcium aluminate cements (CACs) are a group of rapid-hardening hydraulic binders with a higher aluminum composition and lower ecological footprint compared to their ordinary Portland cement (CEM) counterparts. CACs are commonly known to have higher thermo-durability properties but have previously been observed to experience a major strength

Contact

The positive effects of power ultrasound on Portland

网页2023年1月1日  @article{Ehsani2023ThePE, title={The positive effects of power ultrasound on Portland cement pastes and mortars; a study of chemical shrinkage and mechanical performance}, author={Ahmad Ehsani and Eshmaiel Ganjian and Olivier Haas and Mark Tyrer and Timothy J. Mason}, journal={Cement and Concrete Composites}, year={2023} }

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南方科技大学知识苑(SUSTech KC): A Systematic Study on

网页2023年2月1日  Konstantinou, Charalampos,Wang, Yuze,Biscontin, Giovanna. A Systematic Study on the Influence of Grain Characteristics on Hydraulic and Mechanical Performance of MICP-Treated Porous Media[J]. TRANSPORT IN POROUS MEDIA,2023.

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Development of cementitious matrix materials, with

网页Resumen. One of the most important industries in the north of Spain, especially in the BasqueCountry, is the steelmaking industry. The production of steel in electric arc furnaces

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Assessment of recycled waste fiber and BC soil on the

网页2023年3月6日  This study shows the results of an experiment that looked at how concrete’s mechanical and durable characteristics changed when BC soil and fiber waste partially replaced the cement and fine aggregate. Elemam WE, Elgendy GM, Tahwia AM (2023) Development of ultra-high-performance concrete with low environmental impact

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mechanical and hydraulic performance of cement