The first suggestion i would like to give is watch nptel video lectures or read their transcripts which are available in the nptel website. Blast furnace ironmaking an overview sciencedirect topics. Iron making mm15020 5th sem b tech department of metallurgy and materials engineering v. Ferriticmalleable cast irons are more ductile and less strong and hard, thanpearlitic malleable cast irons applications of malleable cast irons. Replica of the part to be cast and is used to prepare the mould cavity. Download pdf of alternative routes of iron making material offline reading, offline notes, free download in app, engineering class handwritten notes, exam. Steel making is the method of processing and producing steel from iron ore and scrap. Principles of extractive metallurgy rakes h kumar email. Offers 35 free metallurgy tutorials, exercises and examples for students in mineral processing of future metallurgist.
Metal casting processes indian institute of technology. The mould is made by packing some readily formed aggregate. Apr 16, 2016 the first suggestion i would like to give is watch nptel video lectures or read their transcripts which are available in the nptel website. What are some good resources for learning about steel making. The blast furnace is essentially a continuous countercurrent reactor in which the. Metal casting processes indian institute of technology guwahati.
It focuses on removing the slugs and other unwanted materials like phosphorus, sulphur, silicon, nitrogen, and excess carbon from the raw iron. I am not sure how many of you are aware of it, but in a human body we have about 4 gram of iron which means. The coke is of course the source of reduction of iron ore by providing carbon to iron ore and when it burns, and it also generates a lot of heat. It begins by tracing the history of iron and steel production, right from the earlier days to todays world of oxygen steelmaking, electric steelmaking, secondary steelmaking and continuous casting. Nptel metallurgy and material science steel making. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any sizereduction requirements including, nptel metallurgy of iron making, quarry, aggregate, and different kinds of minerals. When iron is reduced from iron ore, first it could be a solid state. So, let us come to the introduction of iron making. The steel may be degassed either before or during casting. Civil engineering department civil engineering department. Cast iron i phase diagrams in materials science and engineering.
This authoritative account covers the entire spectrum from iron ore to finished steel. In fact it is believed that iron makes up about 5% by weight of the earths crust. Ironmaking, reduction of iron oxide, material balance. Directly reduced iron directly reduced iron is a product of iron steel direct reduction from ores in the solid. Steel making video course metallurgy and material science. Pig iron is divided into steel making pig iron, which is intended for further processing to steel by various refining processes, and foundry pig iron, from which cast iron is produced by remelting. Making a bladeless wooden fan scrapwood challenge ep38 duration. It is widely distributed, combined with oxygen as iron oxides. Pig iron is divided into steelmaking pig iron, which is intended for further processing to steel by various refining processes, and foundry pig iron, from which cast iron is produced by remelting. The fec phase diagram is a fairly complex one, but we will only consider the steel part of the diagram, up to around 7% carbon.
Overview of the steelmaking process pellets sinter limestone coke iron ore coal scrap blast furnace ironmaking converter steelmaking ladle refining blast furnace steelmaking coalnatural gas plate hotrolled bars rods tube rounds rails slab billet bloom hotrolled and coldrolled strip coils structural shapes. Blast furnace iron making is an example in which both unit processes that is reduction of iron oxide and smelting to separate liquid pig iron from slag. The ironiron carbide fefe3c phase diagram in their simplest form, steels are alloys of iron fe and carbon c. The proportions of material used vary according to the process and the type of steel required. Iron in form of a spongy mass moves down and itstemperature reaches the melting point at thebottom regions of the furnace where it melts andaccumulates. Blast furnace iron making is an example in which both unit processes that is reduction of iron oxide and smelting to separate liquid pig iron from slag more detailed. Making iron conversion to steethe basic raw material for steel manufacture is either the hot metal from the blast furnace, steel scrap or a mixture of both. Basic oxygen steelmaking is a primary steelmaking process for converting molten pig iron into steel by blowing oxygen through a lance over the molten pig iron inside the converter. So heat energy required for ironmaking process is supplied by this coke and this is a source for carbon of hot metal.
Be able to understand basic layout of blast furnace, steelmaking shop and continuous casting process. The first metallurgical step is to reduce iron ore to metallic iron, a process which is mostly carried out in a blast furnace, using coke as both a fuel and reducing agent. Iron ore processing for the blast furnace courtesy of the national steel pellet company the following describes operations at the national steel pellet company, an iron ore mining and processing facility located on the mesabi iron range of minnesota. Come with your iron, gold, silver, copper, manganese, tin, etc ore processing project, and back with satisfied plant. Steel making online course video lectures by iit kanpur. How to download all of the lectures for a course in nptel quora. Geologists recognise various types of iron ore, classified chiefly according to iron fe content see table 1 below. To develop computational and mathematical abilities to be applied for process design and control. Koria,department of material science and engineering,iit kanpur. Nptel syllabus steel making video course course outline introduction. Ironmaking and steelmaking metallurgical and materials. Theory and practice by ghosh, ahindra, chatterjee, amit pdf online. Steel making nptel online videos, courses iit video lectures. Learning objectives to apply the principles of physical chemistry and transport phenomena heat, mass and momentum to the process steps in iron and steelmaking as practiced in integrated steel plants.
Silicon and aluminum often occur in iron ores as quartz, aluminum silicate clay minerals, or gibbsite. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online courses, youtube iit videos nptel courses. The gangue, ash and other fractions of ore andcoke are mixed by fluxes, formig slag which iscapable to absorb sulphure and other impurities. Apr 19, 2012 iron in form of a spongy mass moves down and itstemperature reaches the melting point at thebottom regions of the furnace where it melts andaccumulates. Study material from nptel civil engineering department. Ironmaking and steelmaking theory and practice and sponge iron production by direct reduction of iron oxide both published by phi learning, new delhi as well as two other books entitled beyond the blast furnace and metallics for steelmaking production and use besides a number of monographs on. Download pdf of alternative routes of iron making material offline reading, offline notes, free download in app, engineering class handwritten notes, exam notes, previous year questions, pdf free download. Major impurity elements in iron ore that can affect the quality of iron produced in a blast furnace and the efficiency of blast furnace ironmaking are silicon, aluminum, phosphorus, and sulfur. Nptel mechanical engineering forming joint initiative of iits and iisc funded by mhrd page 3 of. Iron very rarely occurs in the earths surface as a metal. Iron making in blast furnace contents preamble nptel. Nptel provides elearning through online web and video courses various streams.
Ghosh,department of metallurgy and material science,iit kharagpur. There is a very detailed explanation of all the concepts, starting right from the basics. Report steel making video course metallurgy and material science nptel. Now, we have not talked much about the we talked about the reaction in the upper zone of the blast furnace in. It is the physical model of the casting used to make the mould. Building materials and construction 140602 engineering geology 140604. The iron ore charged into the furnace contained 78% fe2o3, 8. Feb 29, 2008 this authoritative account covers the entire spectrum from iron ore to finished steel. Download free sample and get upto 48% off on mrprental. Metallurgical engineering iron production ebook free download pdf metallurgical engineering industrial production of iron ore ebook download pdf metallurgical engineering.
Alternative routes of iron making material pdf download. T, burla person involved name designation and email. Lecture notes on veer surendra sai university of technology. All chemical engineering electronics and communication. So, you want to download all of the video lectures for a course in nptel.
Clay bonded, synthetic resin bonded, inorganic material bonded mould and core making, sand additives, mould coating, continuous casting process, centrifugal casting process. This section we are i would be giving an overview of the modern blast furnace. Electrical, electronics and communications engineering. Exothermic heat is generated by the oxidation reactions during blowing. Creating steel from lowgrade iron ore requires a long process of mining, crushing. Steel making video course metallurgy and material science nptel. The direction of iron ores and blast furnace so, this figure shows the various reaction which are occurring the.
925 648 1312 594 411 1278 668 380 1123 190 358 746 958 525 182 1507 1236 844 1231 1138 1198 16 141 1435 232 75 1144 463 871 530 736 1129 153 172 1434 1356 1448