Kindly refer welding contd in my blog of mp course material upto types of flames.
Welding is permanent fastening and process of joining of two metals with pressure or without pressure, by using or without using filler metal by fusion. Fusion takes place by means of heat.Heat is obtained/produced from electric arc,electric resistance,chemical reaction,friction or radiant energy.
Important Terms
Autogenous Welding- Similar metals without adding filler metal.
Homogeneous Welding-Similar metals with adding of filler metal.
Heterogeneous Welding-Dissimilar metals using filler metal.
Base Metal-
Bead or weld Bead-
Weld Pass-
Backing-
Root-
Tack Weld-
Toe of Weld-
Weld Metal-
Classification of Welding:
Make Welding Trees as classification, which is explained in the class and the trees are available on my website.
Difference between Welding, Braze Welding, Brazing and Soldering has been discussed in the class and dictated also.Memorise it thoroughly as instructed.
About Me
- S.C.Malhotra
- After retiring from a engineering consultancy organization, I am teaching in an Engineering College of Haryana state of India since 2002. My expertise is Engg graphics, Engineering Drawing, Machine Drawing and Workshop Technology.I can also do counseling to the students to walk on a right path.This blog I started to share my views on expertise subjects (Assignment,Tutorial; Quiz etc in a brief to the point).
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