Joining Technologies for Metals

4.0 /5

(4 Ratings)

Offered byNPTEL

Joining Technologies for Metals
at
NPTEL
Overview

Offered by Indian Institute of Technology Roorkee and NPTEL

Duration	8 weeks
Total fee	Free
Mode of learning	Online
Difficulty level	Intermediate
Official Website	Explore Free Course
Credential	Certificate

Joining Technologies for Metals
at
NPTEL
Highlights

Offered by IIT Roorkee
Course conducted by Prof. D K Dwivedi (IIT Roorkee alumni)
Enroll for free
Pay for Certification Examination

Joining Technologies for Metals
at
NPTEL
Course details

Skills you will learn

C Manufacturing Technology

Who should do this course?

Mechanical Engineers

More about this course

It is proposed to include following joining technologies of commercial importance under different groups of processes
Fundamentals of Metal Joining Technologies: mechanisms for obtaining metallic continuity: fusion, deformation, diffusion, chemical interactions
Fusion based processes: principle of fusion welding processes, oxy-fuel has welding, common arc welding processes, laser beam welding, spot welding processes, newer variants of fusion welding processes C) Solid-liquid joining processes: brazing and soldering, braze welding, cold metal transfer welding
Solid state joining processes: diffusion bonding, ultrasonic welding and explosive welding and
Adhesive joining: design, procedure, and applications

Joining Technologies for Metals
at
NPTEL
Curriculum

Unit 1:

Introduction: Manufacturing and Joining

Fundamental mechanisms of Joining

Classification of Joining Processes

Heat Generation in Welding

Protection of Weld Metal

Unit 2:

Principle of Fusion Welding Processes: Gas Welding

Fundamentals of Welding

Physics of Welding Arc

Shielded Metal Arc Welding

Gas Tungsten Arc Welding

Unit 3:

Newer variants of Gas tungsten arc welding

Gas metal arc welding

Submerged arc welding

Electro-slag and Electro-gas welding

Laser beam welding

Unit 4:

Brazing

Soldering and braze welding

Fundamentals of resistance welding

Resistance welding processes: spot and seam welding

Flash butt welding

Unit 5:

Adhesive joining

Weld bonding

Solid state joining technologies: Fundamentals

Ultrasonic welding

Diffusion welding

Unit 6:

Explosive welding

Magnetic pulse welding

Weld thermal cycle

eat affected zone and weld thermal cycle

Unit 7:

Solidification of weld metal

Fundamentals of weldability of metals

Weldability of carbon, alloys steels, stainless steel

Metallurgical transformations in weld and heat affected zone of steels

Unit 8:

Weldability of aluminium alloys

Solidification cracking and their control

Residual Stresses in Weld Joints

Cracking of Welded Joints

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Joining Technologies for Metals
at
NPTEL
Students Ratings & Reviews

4/5

4 Ratings

4-5
1
3-4
2
2-3
1

Ramesh Chourasia

Joining Technologies for Metals

Offered by NPTEL

Learning Experience: This course is offered by govt recognised institution NPTEL . This couse offers various welding process and when and where to use. Professor is very experienced and gives a very good view on every chapter. The exam is also conducted to test your knowledge. The teachings will enables us to grow in industry also. to

Faculty: Prof D.K Dwivedi was very proficient in his teaching and knowledge on subject is also good. Feedback session is also there The resources are provided in ppt and video lectures are also available for download. After every week there is assignment to test the knowledge and at the there final examination and certification is also provided when you pass the exam

Course Support: The certificate is shared with institution which can be used for job assistance.

Reviewed on 11 Oct 2022Read More

Rahul Ranjan Singh

Joining Technologies for Metals

Offered by NPTEL

Other: Overall course includes what we would learn in our course subject nothing new but still a deep understanding of that subject

Reviewed on 16 Oct 2020Read More

mahamadnousha

Joining Technologies for Metals

Offered by NPTEL

Other: The course is very helpful both to learn new things and on its own. i would definitely recommend this to someone else.

Reviewed on 16 Oct 2020Read More

Thomas P Thomas

Joining Technologies for Metals

Offered by NPTEL

Other: The course had detailed explanation on various joining techniques and technologies used. The instructor had good knowledge of the topic and explanation of topics was done seamlessly.

Reviewed on 30 Jun 2020Read More

View All 4 Reviews