Distortion-
methods to avoid distortion.Stresses in Joint Design.Welding and Cladding of dissimilar materials, overlaying and surfacing. Advanced soldering and Brazing processes different types, Welding of plastics.
Electro Slag, Welding Electron Beam Welding, Plasma arc Welding, Laser Beam Welding, Explosion Welding, Diffusion Welding, Ultrasonic Welding, Friction welding and Thermit welding.Advanced soldering and Brazingprocesses, Welding of plastics.
Inspection of Welds:
Destructive techniques like Tensile, Bend, Nick break, Impact & Hardness. Non-Destructive techniques like 'X' rays, Ultrasonic, Magnetic particle, Dye Penetrant, Gamma ray inspection.
Welding Symbols-
Need for, Representing the welds, Basic weld symbols, Location of Weld, Supplementary symbols, Dimensions of welds, Examples.
Welding Design -
Introduction, Principles of sound welding design, Welding joint design.Welding positions, Allowable strengths of welds, under steady loads.
Quality Control in Welding -
Introduction, Quality assurance v/s Quality control, Weld quality, Discontinuities in welds, their causes and remedies and Quality conflicts.
Computer-Aided Welding Design-
Introduction. Principles of sound welding design, Wilding joint design. Welding positions. Allowable strengths: of welds. 1D1der steady loads. Weld throat thickness. Solved and um solved examples.