Manufacturing Technology (Gate)

Manufacturing Technology (Gate)

1. Welding

   • Types
     • Brazing
       • Infitration Mechanism
         • Capillary
       • Filler Metal melts below M.P of base metals
     • Arc Welding
       • Submerged
         • Flux
           • Basicity Index
             • Acidic 0.5- 0.8
             • Neutral 0.8 - 1.2
             • Basic 1.2 - 2.5
   • Properties
     • Weldability
       • Formulae
         • http://sumantamahanta.blogspot.in/
     • Heat Affected Zone (HAZ)
       • Cold cracking in HAZ of a high strength steel is due to martensite formation
     • Fluidity
       • Increase with Superheat, flow velocity, Channel size
       • Decrease with increase in Heat Transfer Coefficient
     • Defects

2. Foundary

   • Casting
     • Properties
       • Solidification
       • Gating Ratio
   • Moulding
     • Coating materials
       • Ti / B - grain refiners

3. NDT

   • Types
     • X-Ray Radiography
     • Liquid Penetrant inspection
     • Ultrasonic
     • Eddy Current
     • Magnetic particle

4. Metal Working

   • Rolling
     • Types
       • Mannesmann Process
         • Used to make Thin wall Seamless tubes
     • Condition
   • Powder Metallurgy
     • Particle Morphology
   • Deep Drawing
     • Defects
     • Anisotropy
       • Measured by Plastic Strain Ratio R
     • Formulae
   • Extrusion
   • Forging

Images and files in the map