1. Welding is a materials joining process which produces coalescence of materials by heating them to suitable temperatures with or without the application of pressure or…

1. GAS WELDING 2. Gas Welding • Gas welding is a welding process that melts and joins metals by heating them with a flame caused by a reaction of fuel gas and oxygen. •…

Welding Chapter 14 Chapter 14 Competencies Identify the different types Consumable and Nonconsumable electrode welding processes Identify the flame characteristics associated…

“ WELDER‟S HAND BOOK .” THE CHOICE OF A SUITABLE ELECTRODE When Choosing an electrode, the first rule is to select one which gives a weld metal quality equal to or…

l 0 t on d in vels for t te nes devoted to processes of laser steels l studi ints o compo onstru bility [ are h ic and rriteþ zone. When welding steels of this class energy…

Welding Chapter 14 Chapter 14 Competencies Identify the different types Consumable and Nonconsumable electrode welding processes Identify the flame characteristics associated…

“ WELDER‟S HAND BOOK .” THE CHOICE OF A SUITABLE ELECTRODE When Choosing an electrode, the first rule is to select one which gives a weld metal quality equal to or…

Welding Chapter 14 Chapter 14 Competencies Identify the different types Consumable and Nonconsumable electrode welding processes Identify the flame characteristics associated…

GAS WELDING Sound weld is obtained by selecting proper size of flame, filler material and method of moving torch The temperature generated during the process is 33000c When…