Pipe Welding (TIG & Arc) Modular Employable Skills
- Chennai National Instructional Media Institute (NIMI) 2013,c2008
- 80
Contents : 1. Practical Straight line beads on MS plate 10mm position 1g,2g,3g,4g- Arc welding Grove weld on MS plate 10mm flat position 1g-Arc welding Groove weld on MS plate 10mm horizontal position 2g -Arc welding Groove weld on MS plate 10mm vertical position 3g -Arc welding Groove weld on MS plate 10mm overhead position 4g-Arc welding Straight line beads on MS plate 10mm 1g,2g,3g,4g-Tig welding Groove weld on MS sheet 10mm position 1g - Tig welding Groove weld on MS sheet 10mm Horizontal position 2g- Tig welding Groove weld on MS sheet 10mmvertical position 3g-Tig welding Groove weld on MS sheet 10mm overhead position 4g -Tig welding Pipe butt weld butt joint on MS pipe 25mm o.d..3mm w.t. horizontal position 1g (rolling0 -Arc welding Pipe butt weld butt joint on MS pipe 25mm o.d..3mm w.t. vertical 2g position -Arc welding Pipe butt weld butt joint on MS pipe 25mm o.d..3mm w.t. Horizontal 5g position -Arc welding Pipe butt weld butt joint on MS pipe 25mm o.d..3mm w.t. inclined 6g position -Arc welding Pipe butt weld butt joint on MS pipe 25mm o.d..3mm w.t. Horizontal 1g rolling -Tig Pipe butt weld butt joint on MS pipe 25mm o.d..3mm w.t. vertical 2g position -Tig welding Pipe butt weld butt joint on MS pipe 25mm o.d..3mm w.t.t Horizontal 5g Fixed -Tig welding Pipe butt weld butt joint on MS pipe 25mm o.d..3mm w.t. inclined 6gposition-Tig welding Theory Basic welding joints Methods of pipes of pipe welding by arc pipe welding by arc in fixed positons principles of arc welding arc length and its effects arc welding electrodes Tig Welding process and equipment Advantages of TIG welding process Power sources of Tig welding types ,application,care and maintenance High frequency unit and DC suppressor unit properties and uses of argon and helium gas -ceramic shield Tungsten electrodes types and uses Weld symbol and welding symbol description Methods of non -description tests