Category: Metal work

Conversion of pig iron to steel

Pig iron is well known as the building block of all ferrous metals. Its production is obtained from refined iron ore in a blast furnace with an addition…

Manufacturing process of iron and steel

Industries where iron and steel are produce are quite vast and complex which would be impossible for more than outline description. However our purpose here is to learn…

Welding stainless steels

AISI has classified Stainless steels into several groups which includes, austenitic, ferritic, martensitic, austenitic-ferritic (Duplex) and precipitation hardening steels. At the end of this article, the reader should…

Equipments of Oxy-acetylene welding (Gas welding)

Oxy-acetylene welding are design for cutting and joining (welding) purposes of metals. It was developed before the electric arc welding was in existence. oxy-acetylene welding has been available…

Basics of Thermit welding and its Advantages

Thermit welding is a welding methods, that uses heat generated by exothermic chemical reaction between the components of the thermit which is a mixture of a metal oxide…

Basics of Laser welding and its Advantages

Laser Welding is a welding process in which heat is produced by a high energy laser beam placed towards the work piece. The laser beam heats and melts…

Soldering Techniques

Soldering is a process by which two metals are joined by using heat to melt the filler material (solder) at a relatively low temperature that is above melting…

Different between DC and AC welding machine

As earlier explained in previous article, welding is a process of joining two or more metal together by melting the base which result to binding when cooled and…

Safety precaution in arc welding

Electric arc welding is a welding process that uses electricity as a source of generating heat to melt metal through a welding power supply, and create electric arc…

Different Types of Arc welding

Electric arc welding has been the most common and fastest means of joining metals when compared with gas welding. Most industries uses arc welding due to it effectiveness…

Components of Electric Arc Welding

Electric arc welding is a welding process that uses electricity as a source of generating heat to melt metal through a welding power supply, and create electric arc…

Understanding Electric Arc Welding

Electric arc welding has been the most common and fastest means of joining metals when compared with gas welding. Most industries uses arc welding due to it effectiveness…

Introduction to oxygen acetylene welding

  Oxygen acetylene welding are design for cutting and joining (welding) purposes of metals. It was developed before the electric arc welding was in existence. The oxygen acetylene…

Understanding gas welding and cutting

Gas welding is also known as oxy-fuel welding or oxy welding. It is the process of joining and cutting metal by using heat created from gas flame. When…