CLASSIFICATION OF WELDING PROCESSES

CLASSIFICATION OF WELDING PROCESSES

The welding processes may be classified as follows:

I. Fusion Welding

1. Gas welding

2. Electric arc welding

(i) Shielded metal arc welding 

(ii) Carbon arc welding

(iii) Gas metal arc welding 

(iv) Gas tungsten arc welding

(v) Submerged arc welding 

(vi) Plasma arc welding

vii) Electroslag welding 

(vii) Electrogas welding

II. Resistance Welding

(i) Spot welding 

(ii) Seam welding 

(iii) Projection welding

(iv) Resistance butt welding

(v) Resistance flash welding 

(vi) Percussion welding

III. Solid State Welding

(i) Cold welding 

(ii) Diffusion welding 

(iii) Ultrasonic welding

(iv) Explosive welding 

(v) Friction welding 

(vi) Forge welding

IV. Thermochemical Welding

(i) Thermit welding 

(ii) Atomic hydrogen welding

V. Radiant Energy Welding

(i) Laser beam welding 

(ii) Electron beam welding

VI. Allied Processes

(i) Soldering 

(ii) Brazing

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