Metal forming processes indian institute of technology. Luders bands can be eliminated by coldrolling the thickness by 0. Progress in blankholder systems in the pulsating blankholder system the blankholder is subjected to a vibratory pulsating force. Metal casting processes indian institute of technology guwahati. The process involves stretching the sheet to a calculated yield point and forming it over a tool. Manufacturing companies producing metals supply metals in.
Lecture 1 introduction to metal forming technology. Autoplay when autoplay is enabled, a suggested video will automatically play next. In the rigidviscoplastic domain, the finite element method is being utilized as a forming process simulation tool, and in elastic and thermal domains, the method is being applied in forming tooling design. Metal forming processes are characteristic in that the metal being processed is plastically deformed to shape it into a desired geometry. Powder metallurgy pm is a metal working process for forming precision metal components from metal powders. Use nptel mechanical engineering app to understand your subjects better using video lectures and pdfs and make your concept stronger. Nptel mechanical engineering forming joint initiative of iits and iisc funded by mhrd page 3 of. Click here to visit our frequently asked questions about html5 video. Metal forming processes full notes ebook free download pdf. Important casting terms nptel course on manufacturing. Hot and cold working processes rolling, forging, extrusion, swaging, wire and tube drawing.
Lecture 29 gas metal arc welding i nptel video lecture topic list created by linuxpert systems, chennaiget digimat digital media access terminal for highspeed video streaming of nptel and educational video courses in lan. We aim to provide you the basic and advanced foundation of metal forging. Practically all metals, which are not used in cast form are reduced to some standard shapes for subsequent processing. More than 90% of smelted metal is processed by different methods of metal forming. Feasibility studies, process streamlining and predicting or compensating. The ultimate guide of metal forging free pdf download metal forging plays an important role in the manufacturing industry. Metal forming, third edition this book is designed to help the engineer understand the principles of metal forming and analyze forming problems both the mechanics of forming processes and how. Metal forming fundamentals video tutorials video lecture. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online courses, youtube iit videos nptel courses.
An elastic deformation disappears when the load is removed. Recent advances in metal forming processes authorstream. Using the finite element method in metalforming processes. Principles of metal forming technology course swayam. After converting nonporous metal into product form by metal forming processes, the mass as well as the volume remains unchanged. The author has conducted research in metal forming and has taught the subjects of metal forming analysis and metal forming technology to the graduate and undergraduate students of iit bombay and iit delhi for a total period of more than 35 years, during which time, he also guided many ph. Up next mod1 lec4 metal forming fundamentals duration. Nptel mechanical engineering forming joint initiative of iits and iisc funded by mhrd page 3. Metal casting processes indian institute of technology. Metal in powder form is costlier than in solid form. Groover, fundamentals of modern manufacturing 2e material behavior in metal forming plastic region of stressstrain curve is primary interest. Find materials for this course in the pages linked along the left. Once the certificates are printed, reprint of certificates with corrections will be done only by paying additional fees. The object being electroformed can be a permanent part of the end product or can be temporary as in the case of wax, and removed later, leaving only the metal form.
Nptel syllabus manufacturing processes i video course metal forming elastic and plastic deformation. Metal forming involves changing the shape of the material by permanent plastic deformation. Yieldpoint elongation lueders bands on lowcarbon steels and almg alloys. Lecture series on manufacturing processes i by prof.
Lecture notes design and manufacturing ii mechanical. Some common metal forming processes are schematically given in fig 1. Lecture 1 powder metallurgy part i lecture 2 powder metallurgy part ii lecture 3 powder metallurgy part iii lecture 4 metal forming fundamentals. Metal forming processes are characteristic in that the metal being. Nptel provides elearning through online web and video courses. Metal forming and machining processes springerlink. Hot and cold working processes rolling, forging, extrusion. Apr 12, 2018 41 videos play all principles of metal forming technology iit roorkee july 2018. Technically, it is a process of synthesizing a metal object by controlling the electrodeposition of metal passing through an electrolytic solution onto a metal or metalized form.
In the rigidviscoplastic domain, the finite element method is being utilized as a forming. In this ebook, we will explain you all aspects of metal forging. It is designed for both experts and nonexperts in the forging industry. Metal forming, third edition this book is designed to help the engineer understand the principles of metal forming and analyze forming problems both the mechanics of forming processes and how the properties of metals interact with the processes. Two prominent methods of converting raw material into a product have been metal forming and machining. Metal forming processes indian institute of technology guwahati. Hot working and cold working operatio slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Manufacturing companies producing metals supply metals in form of ingots which are obtained by casting liquid metal into a square cross section. Sheet metal forming processes mustansiriyah university. Sheet metal tools 1 roper whitney hand punch punches up to 14 hole through 16 ga. Metal forming involves changing the shape of the material by permanent plastic.
Plastic properties of metals are used during the process of metal forming. Nptel video lecture topic list created by linuxpert. The author has conducted research in metal forming and has taught the subjects of metal forming analysis and metal forming technology to the graduate and undergraduate students of iit bombay and. Advances in sheet metal forming technologies 63 fig. In recent years, finite element methods have been used extensively in the metal forming industry. Various metal forming techniques and their analysis, viz. Nptel provides elearning through online web and video courses various. Principles of metal forming technology announcements. Caddell solution manual principles of corrosion engineering and corrosion control zaki ahmad. Sheetmetal characteristics elongation the capability of the sheet metal to stretch without necking and failure. Nptel provides elearning through online web and video courses various streams. Fundamentals of metal forming overview of metal forming material behavior in metal forming temperature in metal forming. Manufacturing processes i mechanical engineering course from iit roorkee nptel lecture videos by dr. Metal extrusion metal drawing sheet metal powder processes roll forging roll forging or roll forming is a forging technique that utilizes opposing rolls to shape a metal part.
Understanding basic principles of metal forming and further being applied by engineers and metallurgists directly contribute towards. Dear students, welcome to the course principles of metal forming technology. In recent years, finite element methods have been used extensively in the metalforming industry. For each course, reporting of issues comes with its own deadline date and time check the exam scoreecertificate as soon as you receive our notification. Get metal forming fundamentals video tutorial, complete information for metal forming fundamentals with examples for full functionality of this site it is necessary to enable javascript. They include a very wide range of consumer and industrial products, such as beverage cans, cookware, file.
The term plastic deformation describes permanent shape change, in contrast to elastic deformation. Mechanical engineering manufacturing processes i nptel. Stresses beyond yield strength of the workpiece material is required. Transverse sheet stretch forming press fett up to 12 independently controlled axes allow for the forming of leading edge and fuselage parts. Using nptel mechanical engineering mech app you can read text content pdf of all videos which helps you to save mobile data. Ghosh,department of metallurgy and material science,iit kharagpur. Classification of forming processes there are a number of ways to divide up forming processes hot working, warm working, cold working bulk forming, sheet metal forming primary and component.
Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online. Sep 25, 2011 fundamentals of metal forming overview of metal forming material behavior in metal forming temperature in metal forming. Nptel video course ocean engineering elements of ocean engineering subject coordinator dr. In this ebook, we will explain you all aspects of metal. Fundamentals of metal forming overview of metal forming material behavior in metal forming temperature in metal forming strain rate sensitivity friction and lubrication in metal forming. Principles of metal forming technology announcements nptel. Nptel syllabus advanced manufacturing processes video course course outline the course covers the details of the advanced machining theory and practices, advanced machining processes, advanced metal forming processes, advanced welding processes and advanced foundry processes. Manufacturing processes i nptel online videos, courses iit. Nptel video lecture topic list created by linuxpert systems. Sheet stretch forming is a fast, economical, and accurate way to form a large panel from a metal sheet. Metal forming metal forming is a general term for a large group, that includes a wide variety of manufacturing processes. Analysis and technology in metal forming 29 influence of strainrate i.
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