Oxy-Acetylene welding equipment

Posted by Vishnu on April 18th, 2010 10:57 AM | No Comment
5.10.2 Oxy-Acetylene welding equipment A typical oxy-acetylene welding equipment is shown in fig.5.59.   It contains the supply units for oxygen and acetylene with associated regulators and the torch, which mixes the two gases before they are ignited. The oxygen is normally ...

Gas Welding

Posted by Vishnu on April 18th, 2010 10:51 AM | No Comment
5.10.1 Gas Welding As the name indicates gas welding also called as oxy-fuel gas welding derives the heat from the combustion of a fuel gas such as acetylene in combination with oxygen. The process is a fusion welding process. The heat ...

Welding Electrodes

Posted by Vishnu on April 18th, 2010 10:30 AM | 1 Comment
5.10    Electrodes The electrodes used for arc welding can be classified into two types, viz. consumable and non-consumable electrodes. When a consumable electrode is employed the tip of electrode melts under the arc along with the parent metal. The molten metal ...

Arc welding

Posted by Vishnu on April 18th, 2010 10:26 AM | No Comment
1. Arc welding Arc welding is the most extensively employed method of joining the components of metallic parts. The electric arc welding process makes use of the heat produced by the electric arc to fusion weld metallic pieces. An arc is generated ...

Welding

Posted by Vishnu on April 18th, 2010 10:23 AM | No Comment
5.9      Welding Welding is the process of joining together of metallic parts by bringing them into intimate contact and heating the places of contact to the fusion temperature, with or without the use of either pressure or filler metal. This leads ...