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Effects of Ground Granulated Blast Furnace Slag in.grade 100 slag cement concrete. The objective of the current research project was to quantify the strength development and deicer scaling resistance of grade 120 slag cement concrete over a range of portland cement sources, aggregates and curing conditions used in Wisconsin.
Technical Report UDC 669 162 275 2 666 972 12.Iron Blast Furnace Slag Aggregate for Concrete in 1977 and fine BF slag aggregate as JIS A 5012 Water Granulated Iron Blast Fur-nace Slag Aggregate for Concrete in 1981. Thereafter, the two were unified as JIS A 5011-1 Slag Aggregate for Concrete, Part 1 Blast Furnace Slag Aggregate. Then, in 1983, the Japan Society of Civil
1 PRODUCT NAME STEEL SLAG BASE AND SUBBASE.concrete aggregate, base or fill under structures or floor slabs, or backfill against structures or bridge abutments. Shape and Texture Steel slag is a crushed product having hard, dense, angular and roughly cubical particles. Applicable Standards Steel slag meets the requirements of ASTM D 694 and D 1241, of national agencies, and of
Development of High Strength Concrete Using.The hardened properties of concrete using ferrochrome slag aggregate are studied by casting cubes, cylinders and prisms.Fresh concrete being in slurry form requires good moulds to shape it to required form. So the moulds ought to be inflexible and solid to hold the heaviness of
PDF Ground Granulated Blast Slag GGBS In Concrete A.Concrete is a mixture of cement, fine aggregate, coarse aggregate and water. Concrete plays a vital role in the development of infrastructure Viz., buildings, industrial structures, bridges and highways etc. leading to utilization of large quantity of concrete. On the other side, cost of concrete is attributed to the cost of its ingredients which is scarce and expensive, this leading to usage ...
STUDIES ON PARTIAL REPLACEMENT OF FINE.Keywords Concrete, Fine aggregate, Manufactured sand, Copper slag, Eco-friendly concrete 1. INTRODUCTION Concrete is the broadly accepted building element which forms a homogeneous mass after hydration. It is composed of aggregates and paste matrix. Major constitute of concrete is aggregates with a stake of about 75 of volume 1. Increased ...
PDF Use of AirCooled Blast Furnace Slag as Coarse.This document contains recommendations for best practices related to the use of air-cooled blast furnace slag ACBFS as coarse aggregate in concrete pavements. It is primarily based on the results of a review of available literature regarding the production and use of ACBFS as coarse aggregate in concrete pavements, information provided through interaction with the projects expert task ...
Use of AirCooled Blast Furnace Slag As Course Aggregate.This TechBrief presents guidelines and recommendations for using air-cooled blast furnace slag ACBFS as a coarse aggregate in concrete pavements. It describes the physical and chemical properties of ACBFS aggregate, highlighting how this material differs from natural aggregates.
DIVISION 9 MATERIALS.Provide coarse aggregates for Portland cement concrete in accordance with Table 902-1, Table 902-2, and this subsection. A. Slag Coarse Aggregate. Use slag coarse aggregate consisting of iron blast furnace slag or reverberatory furnace slag with a dry loose measure unit weight of at least 70 pounds per cubic foot in accordance with MTM 123. B.
SUSTAINABLE CONSTRUCTION Building and.The completion of SS EN 12620 Specication for Aggregates for Concrete, has paved the way for the use of alternative substitutes to natural aggregates, and it is timely ... Cooled Blastfurnace Slag Aggregate for Use in Construction. Further guidance on limiting values for aggregate properties can also be found in BS 8500 Concrete ...
Proportioning for Mass Concrete.Ti Initial Concrete Temp. 70 75 80 85 oF P Mass of Portland Cement 132 132 132 132 LbCu.Yd. S Mass of Slag Cement 265 265 265 265 LbCu.Yd. F Mass of Fly Ash 133 133 133 133 LbCu.Yd. W Mass of 1 yd 3of Concrete 3877 3877 3877 3877 LbCu.Yd. H1 Heat of Hydration, Portland 58.2 58.2 58.2 58.2 CalG H2 Heat of Hydration, Slag 58.2 58.2 58.2 58.2 ...
theexploitationofblastfurnaceslagassandreplacement.A study was conducted using Ground-Granulated Blast-Furnace Slag GGBFS as a partial replacement material for fine aggregates. Test results showed that the compressive strength of the concrete increases and the optimum value was found at a slag replacement proportion of 30 of fine aggregate and after that any further replacement of slag decreases the compressive strength.
PDF IJERTExperimental Study on Ground Granulated Blast.Keywords Polymer concrete GGBS PET bottle fibers Epoxy resin Mechanical properties. 1.INTRODUCTION Concrete is a composite material composed of fine and coarse aggregate bonded together with a fluid cement cement paste that hardens over a time compared to cement-based concrete, polymer concrete is more stronger and durable.
US7537655B2 Slag concrete manufactured aggregate.Embodiments of the invention provide a slag manufactured aggregate suitable for inclusion in one or more of concrete, precast concrete, cellular concrete, or precast cellular concrete. Concretes, precast concretes, cellular concretes, and precast cellular concretes comprising the slag manufactured aggregate are also included in embodiments of the invention.
Aggregates for Concrete.Chapter 5Blast-furnace slag aggregates, p. E1-21 5.1Blast-furnace slag 5.1.1Definition 5.1.2Properties 5.1.3Availability Chapter 6Lightweight aggregates, p. E1-21 6.1Introduction to lightweight aggregates 6.2Definition of lightweight-aggregate concrete 6.3Low-density concretes and associated aggregates
Copper slag as fine aggregate for high performance.copper slag as fine aggregate on the properties of normal concrete. Akihiko and Takashi 3 investigated the use of slag from copper smelting as a fine aggregate in concrete. From mortar strength tests with a cementslagwater ratio of 120.55, the ball milled slag gave a higher strength. The effects of using several types of slag on mortar ...
Utilization of Industrial Waste Slag as Aggregate in.vestigated the possibility of using a carbonated LF slag as a fine aggregate in concrete. The slag was treated with CO. 2. to reduce the free lime content while binding gase- ous CO. 2. into solid carbonates. The carbonated LF slag was used as a fine aggregate in zero-slump press-formed compact mortar samples and compare to similar samples
USE OF FERROCHROME SLAG AS AGGREGATE IN.The concrete product with ferrochrome slag as coarse and fine aggregate showed excellent results with respect to various fresh and hardened concrete properties and were found to be suitable for general purpose concrete work. fer KeyWords Industrial solid waste, Ferrochrome slag, Concrete, compressive strength. 1. INTRODUCTION
Responses of Concrete Using Steel Slag as Coarse.Jun 16, 2020 ber-reinforced concrete 10,11. In a large particle form, steel-slag could be employed as a coarse aggregate or a ne aggregate to produce concrete 12,13. Compared with the crushed limestone aggregate, the steel-slag aggregate could generate a denser microstructure of concrete leading to better mechanical resistances 14,15.
The Influence of Steel Slag as Alternative Aggregate in.The cylindrical concrete sample with the dimension of 200 x 100 mm was used in the 2nd stage. In addition, steel slag was used in the 2nd stage besides the granite aggregate. In fact, three different percentages of steel slag are involved 50 Steel Slag and 50 Granite 30 Steel Slag and 70 Granite and 70 Steel Slag and 30 Granite.
Experimental Investigation Of Coarse Aggregate With.concrete and natural aggregate concrete, in high strength concrete series. Slag is a waste metallic material which might have long term delayed reactions, further experiments would be necessary to evaluate the durability of concrete made by steel slag aggregates. The following size of slag available from JSW Steel Ltd,0-4mm,4-
CRITERIA FOR THE USE OF STEEL SLAG AGGREGATES IN CONCRETE.Abstract. The successful incorporation of steel slag as aggregates in construction products requires the consideration of certain issues. Firstly, as steel slag is an industrial byproduct until recently disposed in landfills, the question is whether it is suitable for use in construction.
Experimental Investigation on Steel Slag Concrete SSC.At the end of 28 days the concrete containing 40 steel slag shows the highest compressive strength as 40.8Nmm2. The strength improvement is 15.909 than the control concrete at the 40 replacement level. The steel slag aggregate sample gave good strength than the rest, the reason might be the water-cement ratio and the bond
A Fundamental Study on the Steel Slag Aggregate for Concrete.In this study steel slag aggregate processed by several aging process was comparatively satisfied with fundamental properties as concrete aggregate, which are specific gravity, absorption, unit weight, percentage of solids and abrasion value etc. Chemical analysis is also observed to understand the effect of aging process in steel slag aggregate.
Recycling of steel slag aggregate in portland cement.Feb 01, 2021 Steel slag aggregate SSA has good angularity and abrasive resistance, which can increase the roughness and abrasion resistance of the SSA concrete in pavement Wang et al., 2020. However, the volume expansion of SSA due to the reaction of amorphous mineral oxides on its surface is the main factor limiting its wider utilization Pellegrino ...
Slag Cement The Other SCM.Apr 08, 2019 Slag cement, previously known as ground-granulated blast-furnace slag , has been used in concrete for well over 100 yers . The first recorded production in the US of blended cement containing both slag and portland cement was in 1896 .
Mechanical Properties and Durability of Concrete with.Waste Biomass Valor Mechanical Properties and Durability of Concrete with Water Cooled Copper Slag Aggregate Maria Mavroulidou 0 0 Division of Civil and Building Services Engineering BEA, London South Bank University , 103 Borough Road, London SE1 0AA , UK 1 Maria Mavroulidou Copper slag is a voluminous waste material obtained during the manufacturing of copper matte smelting
Use of Recycled Aggregates in Construction.aggregates in concrete blocks and in insulating concretes, roof screeds, and the heavier ones for structural concrete. In Australia, foamed slag was produced by controlled pouring of pot blast furnace slag into specially constructed slag bays. Foamed slag aggregate is not available in Australia.
Utilization of Industrial Waste Slag as Aggregate in.DOI 10.4236ojce.2012.23015 PDF HTML XML 10,375 Downloads 20,086 Views Citations. Abstract. This paper presents result of an experimental investigation carried out to evaluate effects of replacing aggregates coarse amp fine with that of Slag Crystallized amp Granular which is an industrial waste by-product on concrete strength properties by ...
New Standards on Recycled Aggregates and Molten.300,000 tons of molten slag are to be produced for 10 years, and the prefectural government has decided to use the entire amount as aggregate for concrete. Basic studies on the application of municipal solid waste and Teshima molten slag to concrete have been conducted. Molten slag is characterized by low water retentivity since it is vitreous.
Aggregates for Concrete as per American Standards ASTM PDF.Coarse Aggregate. The coarse aggregate shall consist of gravel, crushed gravel, crushed stone, air-cooled blast furnace slag, or crushed hydraulic-cement concrete or a combination thereof, conforming to the specification as given below, 1. Grading. The coarse aggregates shall
VERSION ADOPTION VALIDITY PERIOD JAN 2017 DEC.Jan 16, 2017 Construction Aggregates Natural Aggregate, Crushed Concrete, and IronSteel Furnace Slag UNCPC 1532 Construction Aggregate, which can be defined as any combination of sand, gravel, crushed stone, crushed concrete, iron and or steel slag, sold to or used by the construction industry. PRODUCT CATEGORY RULES FOR PREPARING
PDF Effects of Copper Slag as a Replacement for Fine.Use of copper slag CS as a replacement for fine aggregate FA in RC slender columns was experimentally investigated in this study. Twenty columns measuring 150 mm x150 mm x 2500 mm were tested for monotonic axial compression load until failure. The concrete mixture included ordinary Portland cement OPC cement, fine aggregate, 10 mm coarse aggregate, and CS.
Use of Blast Furnace Slag Aggregate in Concrete.The use of blast furnace slag aggregates in concrete by replacing natural aggregates is a most promising concept because its impact strength is more than the natural aggregate. Steel slag aggregates are already being used as aggregates in asphalt paving road mixes due to their mechanical strength, stiffness, porosity, wear resistance
of Concrete Using Steel Slag Coarse Aggregate.Jun 26, 2020 molten steel from impurities in the steelmaking furnace, and it is used as coarse aggregate in concrete. It was found that steel slag aggregate SSA has superior physical and mechanical properties as well as lower carbon footprint and reduced negative environmental e ects 7,8. The compressive strength of concrete containing steel slag at 28 days was about 35 higher than the reference concrete