Flexural behaviour of reinforced iron ore tailings ...
There is a need for alternative material for sand as fine aggregate in concrete. This study, therefore looks at the feasibility of using iron ore tailings (IOTs) as partial replacement for sand to produce reinforced concrete beams. Based on the output of normal weight concrete mix design, normal strength singly reinforced rectangular concrete beam made of conventional aggregates, which serve ...
Mechanical properties and pore structure of …
The application of IOTs in concrete can fix the issues related to the management of waste residue of iron ore, and alleviate the increasing scarcity of natural aggregates. Research shows that the addition of IOTs to traditional concrete can improve the compressive strength, splitting tensile strength and elasticity modulus at all levels tested [ 12 ].
Study on Structural Behavior of Iron Ore in Concrete
Study on Structural Behavior of Iron Ore in Concrete Authors : L. Senthil Nathan Abstract: Concrete is one of the important construction material used in the world of all engineering works including the infrastructure development proved that it is a cheap material …
Study on Structural Behavior of Iron Ore in Concrete
Study on Structural Behavior of Iron Ore in Concrete. Authors : L ... K., A. Singh and R.D. Patel, 2014. Strength analysis of concrete by using iron slag as a partial replacement of normal aggregate (Coarse ... Subramani, T. and G. Ravi, 2015. Experimental investigation of coarse aggregate with steel slag in concrete. IOSR. J. Eng., 5: 64-73 ...
Utilisation of iron ore tailings as aggregates in …
(2015). Utilisation of iron ore tailings as aggregates in concrete. Cogent Engineering: Vol. 2, No. 1, 1083137.
Research Article Experimental Study on the Properties of ...
Iron ore tailings Natural sand F : Comparison between iron ore tailings and natural sand. T : stone composition of iron ore tailings. SiO 2 Al 2 O 3 Fe 2 O 3 CaO MgO K 2 ONa2 OSO3 Cl Loss amount . . . . . . . . . . experimentally determined the basic performance of the concrete with iron ore tailings and listed a large number of
Utilization of iron ore tailings as fine aggregate in ...
15-1-2014 · Natural sand and iron ore tailings were used as aggregates. The natural sand was originally excavated from the lower reaches of Yangtze River and had an apparent density of 2.63 g/cm 3.The tailings were obtained from the local iron and steel industry and had an apparent density of 2.62 g/cm 3.The stone composition of the tailings is shown in Table 1.
Experimental Study on the Properties of Concrete …
Zhao et al. carried out indoor experiments to study the working performance and mechanical behavior of concrete with iron ore tailings and analyzed the test results from micro aspect. Experimental results established by Alwaeli and Nadziakiewicz [ 7 ] proved that the shielding effect of concrete with different proportions of scrap steel chips on gamma rays is superior to the ordinary concrete ...
(PDF) Evaluation of iron ore tailings as replacement …
Millions of tons of iron ore tailings (IOT); a by-product of iron ore processing, are disposed of every year in landfills, quarries, rivers, oceans among others thereby posing environmental problems.
Effect of Replacing Sand by Iron Ore Tailings on the ...
quantities of iron ore tailing are generated in India every year leading to environmental pollution and disposal problem. Problems involved in the disposal of iron ore tailing are lack of space, cost etc. Many researchers have made studies on the use of iron ore tailing in concrete…
Compressive and flexural strengths of concrete …
The concrete density up to 2459 kg/M obtained in this study. The result indicated that compressive strength increase with the age of sample. The flexural strength and compressive strength of concrete, with iron ore decreased as a percentage increase in the replacement of iron ore.
Bond Behavior of Ribbed Iron-Based Shape …
29-7-2020 · Bond Behavior of Ribbed Iron-Based Shape ... This presentation will provide an overview of an experimental study on the bond strength and bond‐slip behavior of ribbed Fe‐SMA bars in concrete.
REDUCTION BEHAVIOUR OF IRON ORE PELLETS
properties and reduction behavior of iron ore of. In the present project work, an attempt has been made to study the reduction behavior and kinetics of iron ore fired pellets. The effect of different reduction parameters such as temperature (850-1000ºC), time (15-120 minutes.), mixing of
UTILIZATION OF IRON ORE TAILINGS AS REPLACEMENT TO FINE ...
In the present study Iron Ore Tailings (IOT) procured from Kudremukh Lakya Dam site (KIOCL Ltd.) are used as partial replacement to fine aggregates at levels of 10, 20,30,40,50 percent and the basic material properties, strength parameters are studied.
Utilization of iron ore tailings as fine aggregate in ...
Iron ore tailings are a common type of hazardous solid waste in China and have caused serious environmental problems, and the high cost of producing ultra-high performance concrete …
Iron Ore Cement - American Concrete Institute
Title: Iron Ore Cement. Author(s): Arthur E. Williams. Publication: Journal Proceedings. Volume: 8. Issue: 3. Appears on pages(s): 597-612. Keywords: none. Date: 3/1/1912. Abstract: Iron ore cement is a product intended to be used in sea water work. This material is now manufactured in Europe under the name of Erz cement.
The Mechanical Behaviour of Panzhihua Iron Tailings
Draft 1 The Mechanical Behaviour of Panzhihua Iron Tailings W. Li1* and M. R. Coop2 1 Department of Architecture and Civil Engineering, City University of Hong Kong, Hong Kong 2 University College London, UK; formerly City University of Hong Kong, Hong Kong * Corresponding author ABSTRACT Safety problems have concerned many researchers studying tailings dam in recent years,
Melting behaviour of iron ore pellet bed under nut …
The melting and dripping behaviour of an iron ore pellet bed mixed with nut coke are investigated through a series of quenching, melting and dripping experiments. In the melting bed of iron ore pellets, nut coke acts as a frame to maintain the passage for the gas flow.
In-situ Evaluation Method for Crack Generation and ...
However, disintegration behavior of iron ore agglomerates during H 2 reduction has not been well understood, although there are numerous studies on CO reduction.1,2,18) Therefore, there is still some debate about the influence of H 2 on the reduction disintegration behavior.
Iron (Fe) - Atomic Mass & Number, Melting Point, …
25-7-2018 · Iron is represented as Fe and has an atomic number of 26. Iron atomic mass is 55.845 u. Know the physical and stone properties, density, boiling and melting point, along with the uses of Iron …