Powder metallurgy pdf nptel lectures

Introduction to powder metallurgy principles of powder. Nptel metallurgy and material science video lecture online. Principles of powder metallurgy process powder metallurgy is the process of blending fine powdered materials, compacting the same into a desired shape or form inside a mould followed by heating of the compacted powder in a controlled atmosphere, referred to as sintering to facilitate the formation of bonding of the powder particles to form the. The book presents the fundamentals and the role of powder metallurgy in contemporary technologies and the state of the art of classical powder metallurgy technologies and a general description of new variants and special and hybrid technologies used in powder metallurgy. Powder metallurgy, fabrication of metal objects from a powder rather than casting from molten metal or forging at softening temperatures. The amounts shown for purchased services reflect only those services that. The potentials for utilization of powder metallurgy by the army are described. Selection and evaluation of materials for thermoelectric applications jeanpierre fleurial jet propulsion laboratorycalifornia institute of technology 1. Find materials for this course in the pages linked along the left.

Metallurgical engineering video lectures tutorials lec4 nano crystalline materials partii lec16 rapid solidification processing lec8 amorphous materials partii lec7 amorphous materials parti lec10 amorphous. Powder metallurgy fundamentals and case studies intechopen. Powder metallurgy pm competitive with processes such as casting, forging, and machining. Principles of physical metallurgy nptel online videos. High uptake of iron powder in numerous industries to boost growth. Email print pdf such as ocean engineering, biotechnology, mining and metallurgy. Metallurgy engineering study materials lecture notes pdf. Mechanical metallurgy lecture notes, pdf, ebooks, download.

Different geometries can be obtained by this process. Powder manufacture the first step of powder metallurgy is powder manufacturing it involves making, characterizing, and treating the powder which may have a strong influence on the quality of the end product. If you or your companys employees are new to the pm industry, this is the course for you. Download free sample and get upto 48% off on mrprental. Definition of powder metallurgy powder metallurgy may defined as, the art and science of producing metal powders and utilizing them to make serviceable objects. Mse newsletter, sep dec 2019 volume 1 issue 3 mse department invites applications for faculty positions assistant professor, associate professor and professor level. An introduction to powder metallurgy crc press book. Both technical and economic advantages are gained by using this method of fabrication. In some cases the powder method is more economical, as in fashioning small metal parts such as gears for small machines, in which casting would involve considerable machining and scrap loss. Each of these will produce a part having different characteristics, particularly with regard to strength, toughness, dimensional accuracy, surface finish, and the possibility of internal or external defects. For most lectures, slides are presented below in two versions.

Learn for free, pay a small fee for exam and get a certificate. Lecture notes physical metallurgy materials science. Some lectures were also accompanied by handouts containing images from textbooks and other sources. Nptel, online courses and certification, learn for free. Powder metallurgy or pm is a process of producing components or materials from powders made of metal. Lecture series on manufacturing processes i by prof. Nptel material is available for free on nptel website. Introduction to powder metallurgy linkedin slideshare.

These citations are provided at the end of the page for further reading. Manufacturing processes i nptel online videos, courses iit. Medraj mech 4216511 lecture 122 introduction feasible when. Distributed under creative commons attributionsharealike cc bysa. Powder metallurgy bill pedersen me 355 example parts basic steps in powder metallurgy pm powder production blending or mixing compaction sintering finishing powder production atomization the most common others chemical reduction of oxides electrolytic deposition different shapes produced will affect compaction process significantly blending or mixing can. Introduction this lecture aims at presenting the basic ideas relevant to the selection, preparation, characterization and optimization of semiconducting materials for thermoelectric applications. Each class lecture includes structure and bonding content and thermodynamics content. These videos are provided by nptel elearning initiative.

Nonferrous extractive metallurgy nptel online videos. Nptel provides elearning through online web and video courses various streams. Metallurgical engineering nptel, iit video lectures, courses, tutorials, classes, books advanced materials and processes. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online. Nc state university powder metallurgy pm usual pm production sequence. Pressing powders are compressed into desired shape to produce green compact accomplished in press using punchanddie 2. Metal processing technology in which parts are produced from metallic powders. 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. Powder metallurgy pdf by process technologies for chemical. Powder metallurgy pdf nptel by the end of this lecture, the student will learn the phq 9 pdf pfizer basic principles of powder metallurgy processes and the critical issues to be. Powder metallurgy is the name given to the manufacture of shaped components or semifinished products e. The powdered ore is then taken out through a screen by a stream of water. Titanium powder metallurgy contains the most comprehensive and authoritative information for, and understanding of, all key issues of titanium powder metallurgy ti pm. Two major factors in the compacting operation influence design considerations with powder metallurgy.

Vss university of technology burla, sambalpur, odisha, india768018 ph. Or it may also be defined as material processing technique used to consolidate particulate matter i. Egyptians made tools with powder metallurgy 1900s tungsten filament for light bulb 1930s carbide tool materials 1960s automobile parts 1980s aircraft engine turbine parts. Metallurgical engineering video lectures from nptel, iit. The powder metallurgy market is segmented on the based on the technical material, end user, and region. An introduction to powder metallurgy institute of materials series on powder metallurgy 9780901716262. If you are not able to download lectures due to bandwidth constraints, you can obtain the courses in dvds by paying a nominal fee to cover the cost of storage media and distribution.

Powder metallurgy characterization of engineering powders production of metallic powders conventional pressing and sintering alternative pressing and sintering techniques materials and products for pm design considerations in powder metallurgy dr. The course contents and videos uploaded are free to. The basic powder metallurgy pm short course is the powder metallurgy industrys longest running coursecelebrating its 50th anniversary in 2014. Manufacturing processes i mechanical engineering course from iit roorkee nptel lecture videos by dr.