abrasion resistance of highstrength concrete in hydraulic

Abrasion resistance of high-strength concrete in hydraulic ...

Jul 01, 2005  The high-strength concrete (HSC) with high abrasion resistance are more frequently used for repairing of the hydrotechnic constructions damaged by the water mixed with rock waste such as stilling basins and overfalls. HSC are also used for new hydrotechnic constructions and concrete

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Abrasion resistance of high-strength concrete in hydraulic ...

For the examinations of the abrasive resistance of HSC, the ASTM C 1138 (standard test method for abrasion resistance of concrete) method was selected. This paper contains the results of studies on the abrasive resistance of HSC in dependency of the compression strength, modulus of elasticity, fiber material and dimensions.

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Abrasion resistance of high-strength concrete in hydraulic ...

For the examinations of the abrasive resistance of HSC, the ASTM C 1138 (standard test method for abrasion resistance of concrete) method was selected. This paper contains the results of studies on...

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(PDF) Abrasion Resistance of Concrete in Hydraulic Structures

Jul 01, 2009  The concrete surface in hydraulic structures exposed to highvelocity sediment laden water flow often incurs severe abrasionerosion damage.

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Testing Abrasion Resistance of High-Strength Concrete

High-strength concrete (HSC) with superior resistance to abrasion-erosion is sometimes used in the repair of hydraulic structures damaged by water-borne debris, such as stilling basins and spillway aprons. Such concrete is also used in the construction of new hydraulic facilities, concrete

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(PDF) Testing Abrasion Resistance of High-Strength Concrete

Jun 01, 2001  Several high-strength concrete types with compressive strength up to 120 MPa were tested to evaluate the suitabilities of two test standards to evaluate abrasion resistance of

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ABRASION RESISTANCE OF HIGH-PERORMANCE HYDRAULIC

abrasion resistance, high-performance concrete, polypropylene fibers Słowa kluczowe: odporno ść na ścieranie, betony wysokowarto ściowe, włókna polipropylenowe Summary The results of abrasion resistance test of high-performance hydraulic concretes with additions of 3 types of the polypropylene fibers are presented in the paper.

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[PDF] ABRASION RESISTANCE OF HIGH-STRENGTH CONCRETE

This work was performed to evaluate the abrasion resistance of concrete proportioned to have five levels of cement replacements (15, 30, 40, 50, and 70 percent) with one source of Class C fly ash. A reference concrete without fly ash was proportioned to have a 28-day compressive strength of 41 MPa. Concrete specimens were subjected to abrasion according to the American Society for Testing and ...

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(PDF) Testing Abrasion Resistance of High-Strength Concrete

Jun 01, 2001  Both ASTM procedures are found to be suitable for testing the abrasion resistance of high-strength concrete. The recommended test duration of 20 min and 72 h

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Abrasion resistance of ultra-high performance concrete ...

Jul 12, 2021  Abrasion resistance is a critical property for concrete structures subjected to abrasion deterioration, such as industry floors, pavement, or hydraulic structures. Studies on abrasion resistance of normal concrete have been well established, whereas there is limited research on the abrasion behavior of ultra-high performance concrete (UHPC). This study developed lower-cement

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ABRASION RESISTANCE OF HIGH-PERORMANCE

abrasion resistance, high-performance concrete, polypropylene fibers Słowa kluczowe: odporno ść na ścieranie, betony wysokowarto ściowe, włókna polipropylenowe Summary The results of abrasion resistance test of high-performance hydraulic concretes with additions of 3 types of the polypropylene fibers are presented in the paper.

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ABRASION RESISTANCE ESTIMATION OF HIGH STRENGTH

concrete (Mindess and Young, 1985). Abrasion resistance of concrete depends a great deal on the hardness of the aggregates used. High strength concretes with low W/C ratio is less dependent on aggregate type and the use of a low w/c ratio can provide a dense, strong concrete which is resistant to abrasion (Mindess and Young, 1985). High ...

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Testing of Concrete Abrasion Resistance in Hydraulic ...

Testing of Concrete Abrasion Resistance in Hydraulic Structures on the Lower Sava River 247 gates, which is achieved at 2,500 m3/s. Under such conditions the transport of coarse grains is expected. Because of such operation regime, the exposed parts

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Abrasion erosion characteristics of concrete made with ...

Nov 30, 2016  The test method (DL/T 5207-2005, “Technical specification for abrasion and cavitation resistance of concrete in hydraulic structures”, China ) for abrasion resistance of concrete is similar to the one according to ASTM C 418-2012 (“Standard Test Method for Abrasion Resistance of Concrete by Sandblasting”).

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High performance fiber reinforced concrete for repair in ...

erosion resistance where hard aggregate was not available to develop very high strength concrete. Liu Donald [1], Holland [2], Papenfus [3], Galvao, Portella Kormann [4] reported that impregnation of Polymer Epoxy in concrete mix and Surface treatment with coatings like polyurethane improves abrasion-erosion resistance. Kryzanowski,

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Influence of class F fly ash on the abrasion–erosion ...

Feb 01, 2007  Therefore high-strength concrete (HSC) with superior resistance to abrasion–erosion is sometimes applied as abrasion-resistant coatings of hydraulic structure . However, high-strength concrete mixtures have a high cement content that enhances the heat of hydration and may cause increased shrinkage that results in a potential of cracking and ...

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Concrete Cavitation Resistance – Scoping Study

Abrasion resistance of high-strength concrete was further tested and reported in 2001 [7]. Concrete in the 11,000 psi to 18,000 psi compressive strength ranges were found to have six to ten times lower wear due to abrasion when tested using ASTM C 1138, “Abrasion Resistance of Concrete

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Hydro-abrasive erosion of high performance fiber ...

Jun 15, 2009  The mass loss and average depth of the abrasion–erosion are measured at 12-h intervals for 72. h.. The test duration was increased to 120 h in some cases to investigate the need of prolonging the testing time to better differentiate between various levels of wear damage of high strength concrete.Three cylindrical specimens measuring 100. mm in height and 300 mm in diameter were

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210R-93: Erosion of Concrete in Hydraulic Structures ...

Description. This report outlines the causes, control, maintenance, and repair of erosion in hydraulic structures. Such erosion occurs from three major causes: caviration, abrasion, and chemical attack. Design parameters, materials selection and quality,environmental factors, and other issues affecting the performance of concrete are discussed.

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Influence of Coarse Aggregate Parameters and Mechanical ...

Finally, for the concrete mixtures tested, results indicate that tensile splitting strength is a superior parameter to compressive strength for predicting the concrete abrasion resistance in the ASTM C1138 test and the relations developed for the concretes tested predicted percentage abrasion loss within the margin of ± 0.5 %.

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Abrasion resistance of concrete micro-reinforced with ...

Feb 01, 2012  The choice of testing methodology of concrete resistance to abrasive wear is very important. Erosion of concrete of hydraulic structures is a long-term process, and it usually develops over a period of several months or even years before the damage can be assessed. For this reason the accelerated concrete abrasion methods are necessary.

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ABRASION RESISTANCE OF CONCRETE AND THE USE OF

The abrasion resistance of high strength concrete depends strongly on the hardness and abrasion resistance of the mineral used for coarse aggregate. iv ACKNOWLEDGEMENTS I would first like to thank my advisor, Dr. Lange, for providing me with this opportunity and for ... abrasion and hydraulic pressure cracking at rail seat,

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[PDF] ABRASION RESISTANCE OF HIGH-STRENGTH CONCRETE

This work was performed to evaluate the abrasion resistance of concrete proportioned to have five levels of cement replacements (15, 30, 40, 50, and 70 percent) with one source of Class C fly ash. A reference concrete without fly ash was proportioned to have a 28-day compressive strength of 41 MPa. Concrete specimens were subjected to abrasion according to the American Society for Testing and ...

get price

Abrasion resistance of ultra-high performance concrete ...

Jul 12, 2021  Abrasion resistance is a critical property for concrete structures subjected to abrasion deterioration, such as industry floors, pavement, or hydraulic structures. Studies on abrasion resistance of normal concrete have been well established, whereas there is limited research on the abrasion behavior of ultra-high performance concrete (UHPC). This study developed lower-cement

get price

Concrete Cavitation Resistance – Scoping Study

Abrasion resistance of high-strength concrete was further tested and reported in 2001 [7]. Concrete in the 11,000 psi to 18,000 psi compressive strength ranges were found to have six to ten times lower wear due to abrasion when tested using ASTM C 1138, “Abrasion Resistance of Concrete

get price

Testing of Concrete Abrasion Resistance in Hydraulic ...

Strojniški vestnik - Journal of Mechanical Engineering 58(2012)4, 245-254 Testing of Concrete Abrasion Resistance in Hydraulic Structures on the Lower Sava River

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ABRASION RESISTANCE ESTIMATION OF HIGH STRENGTH

Abrasion Resistance Estimation of High Strength Concrete, Ş. Yazıcı, G. İ. Sezer Mühendislik Bilimleri Dergisi 2007 13 (1) 1-6 3 Journal of Engineering Sciences 2007 13 (1) 1-6 Cube samples of 71±1.5 mm were used for the determination of abrasion resistance at 28-days according to Turkish Standard Specifications TS

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Hydro-abrasive erosion of high performance fiber ...

Jun 15, 2009  The mass loss and average depth of the abrasion–erosion are measured at 12-h intervals for 72. h.. The test duration was increased to 120 h in some cases to investigate the need of prolonging the testing time to better differentiate between various levels of wear damage of high strength concrete.Three cylindrical specimens measuring 100. mm in height and 300 mm in diameter were

get price

Erosion of Concrete in Hydraulic Structures

Abstract: This report outlines the causes, control, maintenance, and repair of erosion in hydraulic structures. Such erosion occurs from three major causes: cavitation, abrasion, and chemical attack. Design parameters, materials selection and quality, environmental factors, and other issues affecting the performance of concrete are discussed.

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IMPACT ABRASION OF HYDRAULIC STRUCTURES CONCRETE

Y.-W. Liu et al.: Impact Abrasion of Hydraulic Structures Concrete 255 0 5 10 15 20 25 30 35 40 45 50 Impact abrasion rate (g/h) w/cm = 0.28 w/cm = 0.36 w/cm = 0.50 30° 45° Impact angle 60° 90° Fig. 2. Abrasion rate versus impact angle for concrete made with W/B = 0.5 and 0.36. size was used in the waterborne sand tests as shown in Fig. 1.

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Abrasion resistance and mechanical properties of self ...

The abrasion resistance of fly ash concrete was found to be similar to normal concrete 18. Siddique 19 investigated the influence of replacing cement with 0-40% Class F fly ash on the abrasion resistance of concrete up to the age of 365 days. Test results indicated that abrasion resistance of concrete mixtures increased with the

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High performance fiber reinforced concrete for repair in ...

erosion resistance where hard aggregate was not available to develop very high strength concrete. Liu Donald [1], Holland [2], Papenfus [3], Galvao, Portella Kormann [4] reported that impregnation of Polymer Epoxy in concrete mix and Surface treatment with coatings like polyurethane improves abrasion-erosion resistance. Kryzanowski,

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ABRASION RESISTANCE OF HIGH STRENGTH CONCRETE

Experimental work on the abrasion resistance of highway concrete pavements subjected to heavy traffic from studded tires has been carried out. Increasing the concrete strength from 50 to 100 MPa (7,100 to 14,300 psi) reduced the abrasion of the concrete by roughly 50%. At 150 MPa (21,400 psi) the abrasion of the concrete was comparable to that of high quality massive granite.

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Abrasion resistance of concrete micro-reinforced with ...

Feb 01, 2012  The choice of testing methodology of concrete resistance to abrasive wear is very important. Erosion of concrete of hydraulic structures is a long-term process, and it usually develops over a period of several months or even years before the damage can be assessed. For this reason the accelerated concrete abrasion methods are necessary.

get price

Evaluation and Prediction on the Hydraulic Abrasion ...

Mar 12, 2021  High belite cement (HBC) concrete is increasingly applied to the hydraulic projects, where much attention should be paid to the abrasion performance. In this paper, the mass loss, abrasion rate and morphology indexes such as depth of abrasion, volume loss and fractal dimension of HBC-based concrete at different wear periods were determined through underwater method.

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