National Instructional Media Institute <br/><br/>
Basic Welding : Sector Industrial Fabrication (Fitting & Welding) For Centres of Excellence 

 - Chennai  National Instructional Media Institute  2013,c2007 
 - 181 
<br/><br/>Contents :<br/>Practical <br/>-Setting up of gas welding plant and setting of different flames 5 hrs gas welding hand tools<br/>-Beading practice on M.s Sheet without and with filler rod fusion run with filler rod in flat position<br/>-setting up of Arc welding plant and striking an arc 5 hrs<br/>-Depositing straight and weaving beads on MS in flat position<br/>-close square butt join on MS sheet by gas welding in flat positon<br/>-Open square butt joint MS sheet by gas welding in flat position <br/>-Setting up of oxy-acetylene cutting plant and gas cutting on MS plate  <br/>-Fillet 'T' joint on MS flate by SMAW in flat position<br/>-Fillet lap joint on MS by SMAW in flat position<br/>-Outside and inside corner join on MS sheet by gas welding in flat position<br/>-Brazing with oxy-acetylene flame<br/>-Inside corner joint onMS by SMAW in flat position<br/>-Outside corner joint on MS by SMAW in flat position<br/>-Sigle Vee butt joint on MS SMAW in flat position<br/>-Pipe butt joint on MS pipe by oxy-acetylene welding in IG position<br/>-Pipe butt joint on MS pipe by SMAW In 1G position<br/>-Pipe to plate flange joint on MS by SMAW in Horizontal -Vertical position<br/><br/>Theory<br/>-Importance of welding in Industry<br/><br/>-Type of metals and characteristics<br/>-Basic electricity as applied to welding<br/>-Safety precautions inmanual metal arc welding<br/>-Welding technique on oxy-acetylene welding<br/>-Welding regualatory<br/>-Types of welding  joints and edge preparations<br/>-Principle of oxy-acetylene cutting process<br/>-Polarity in DC Arc welding -types and application<br/>-Choice and storage of electrodes<br/>-Metal and their Weldability<br/>-Soldering, brazing<br/>-Silver soldering<br/>-Arc blow and its control<br/>-Distortion and methods of control<br/>-Necessity of Preheating and post heating while welding alloy steels Welding of low ,Medium and high carbon steels by arc<br/>-Inspection and testing of welding<br/>-Arc power source , AC Transformers , DC welding generator<br/><br/><br/><br/><br/> 
<br/><br/><label>ISBN: </label>COE19 
<br/><br/><label>Publisher. No.: </label> National Instructional Media Institute (NIMI) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial Fabrication : Centres of Excellence<br/>Industrial Fabrication 
<br/><br/><label>Dewey Class. No.: </label>671.52  / BAS