Meghna Narayanan

This course discusses welding. welding is a material joining technique. Under this course, students will be learning about the need, type of weldings and physics and chemistry of welding.

GATE (Graduate Aptitude Test in Engineering) 2020 & 2021 complete preparation with best educators. Know about the detailed syllabus, best books, exam pattern and dates, previous year question papers a

GATE - Iconic Pro

English

Welding: Mechanical Engineering

Metal Casting

Manufacturing Engineering

Mechanical Engineering

GATE & ESE - ME & CH

GATE, ESE and IIT-JAM

Ace the toughest competitive and government exams in India 

Test Preparation

This lesson is the basic introduction about the process of welding, it's advantages and disadvantages.

Introduction about Welding

This lesson basically deals with the energy source, energy input and transfer of energy in a welding process.

Physics of Welding - Part 1

This leads talk about the heat flow, the types of weld and joint , and the general weld design characteristics

Physics of Welding - Part 2

The lesson talks about the residual stresses and distortion. It tells about the causes, sources and effects of the two in welding.

Physics of Welding - Part 3

This lesson is about the electricity in welding and the physics of an electric arc

Physics of Welding - Part 4

This chapter talks about non consumable electrode arc welding process and it's two types namely gas tungsten arc welding and plasma arc welding

Non Consumable Electrode Arc Welding

This lesson is about three consumable electrode arc welding process- GMAW, SAW and Electrogas welding

Consumable Electrode Arc Welding - 1

This lesson is about the other three consumable electrode arc welding process- SMAW, FCAW and Electroslag welding.

Consumable Electrode Arc Welding Process - 2

This lesson tells about the physics of resistance welding processes, the principle, the resistance welding cycle and the power supplies for this process.

Physics of Resistance Welding

This lesson tells about different types of resistance welding processes

Resistance welding processes

This chapter is about physics of electron beam and electron beam welding process

Physics of electron beam welding

This lesson is about the physics of laser beam welding and laser beam welding process advantages and disadvantages

Physics of laser beam and laser beam welding

This lesson tells about the physics of combustion flame, flame temperature, flame propagation rate, combustion intensity and physics of conversion of mechanical work to heat.

Physics of combustion flame and conversion of mechanical work to heat

This lesson tells about chemical fusion welding process and it's two major types

Oxyfuel gas welding and aluminothermic welding

This lesson tells about the forces involved in molten metal transfer from the electrode to work piece

Forces contributing to molten metal transfer

This lesson tells about free flight, bridging and pulse mode of transfer

Transfer modes - 1

This lesson tells about slag protected transfer and variations in molten metal transfer

Transfer mode - 2

This is the last lesson under the section of physics of welding. The chapter tells about effect of welding process parameters and shielding gas on transfer mode.

Effect of welding process parameters

This lesson is beginning of chemistry in welding reactions and talks about gas metal reactions part one

Chemistry of welding-1

This lesson talks about porosity, embrittlement and hydrogen effects

Chemistry of welding 2

This lesson tells in brief about the need and methods of molten metal shielding

Molten metal shielding

This lesson talks about the slag metal reactions

Slag metal reactions

This lesson tells about common covered cored electrode flux systems and basiscity index

Chemistry of welding-5

This lesson tells about the different weld zones, equilibrium Vs non equilibrium conditions

Metallurgy of welding -1

This lesson tells about homogeneous and heterogeneous nucleation, types of growth

Metallurgy of welding-2

This lesson tells about effect of weld pool shape on structure, competing rates of melting and solidification and effect of non equilibrium in solidification

Metallurgy of welding-3

This lesson tells about equilibrium solidification and non equilibrium solidification

Metallurgy of welding-4

This lesson tells about the consequences of non equilibrium solidification

Metallurgy of welding-5

This lesson is about fusion zone hot cracking

Metallurgy of welding - 6

This lesson tells about partially melted zone, it's origin, location, defects and remedies

Metallurgy of welding -7

This lesson tells about the heat affected zone in cold work hardened metals and alloys

Metallurgy of welding-8

This lesson is about the HAZ in transformation hardenable alloys

Metallurgy of welding-9

This lesson tells about the HAZ in solid solution strengthened alloy and precipitation hardened alloy

Metallurgy of welding - 10

This lesson tells about the HAZ in corrosion resistant stainless steel and dispersion strengthened reinforced alloys

Metallurgy of welding-11

This chapter tells about HAZ defects and remediation

Metallurgy of welding-12

This lesson is about the principle and types of friction welding processes

Friction welding

This lesson is about principle and types of diffusion welding

Diffusion welding

This lesson is about principle and variations of pressure welding processes

Pressure welding

This lesson is about the principle and working of focused IR, imaged arc and microwave welding

Microwave and imaged arc welding

This lesson tells about soldering and brazing

Soldering and brazing.

Telegram Group for all Students and Teachers (Pot of Knowledge)
https://t.me/ASKAzadMechanicalEngineering

A S K Azad Mechanical Engineering

In this course, Abhinandan will be discussing Rolling, Hot & Cold Rolling, Ring Rolling, Sheet Rolling, Roll Bending, Shape Rolling, Pack Rolling, Thread Rolling, Manufacturing of Gears by Rolling, Roll Piercing, Planetary Mill, Camber, Defects in Rolling, Draft, Roll Strio Contact Length, Number of Pass Needed, Elongation Factor, Force, Torque and Power.

(Hindi) Production 7: Rolling

This course discusses Extrusion and Drawing which is a part of Production in Mechanical Engineering.

(Hindi) Production 9: Extrusion and Drawing

I am a Mechanical Engineer.i have working experience in production,project planning and quality control. UPSC Aspirant

Manish Kumar

This course will help you learn more about welding technology.

(Hindi) Welding Process - Part 1

ies prelims cleared
gate 2018 cleared
gate 2019 cleared
4 year teaching experience



Ravindra Lakhara

This course contains all the topics and questions generally asked in competition examination, simple student oriented approach to solve all the student oriented queries. simple tricks to remember more data for students.

(Hindi) Complete Course on Production Engineering, Casting, Forming, Important: GATE

B.E. (MECHANICAL ENGINEERING) in 2016 CLEARED GATE 3 TIMES . UPSC-CSE And State Exams Aspirant .

Deepak Gupta

This course contains various types of the welding process and their application with basics of the welding process.

(Hindi) Basics of Welding Process: Mechanical Engineering

Mohd Imran

This Course covers Dof, Velocity and Acceleration for ESE.

Lessons

40 lessons • 5h 1m

Invalid Date

NaN

Introduction about Welding

Invalid Date

NaN

Physics of Welding - Part 1

Invalid Date

NaN

Physics of Welding - Part 2

Invalid Date

NaN

Physics of Welding - Part 3

Invalid Date

NaN

Physics of Welding - Part 4

Invalid Date

NaN

Non Consumable Electrode Arc Welding

Invalid Date

NaN

Consumable Electrode Arc Welding - 1

Invalid Date

NaN

Consumable Electrode Arc Welding Process - 2

Invalid Date

NaN

Physics of Resistance Welding

Invalid Date

NaN

Resistance welding processes

+ See all lessons