11Welding processes
Principle of oxyacetylene welding
oxyacetylene welding equpment
set up of oxyacetylene equipment
Oxyacetylene flames .
Welding techniques
Gas cutting
Weld testing and inspection
Arc welding machine
Polarity of welding machine
Types of weld and preparation
Terminology in welding
Electrodes
Weld defect , distortion
Weld symbol
MIG and TIG welding; characteristics of arc
shielding gas
advantage and disadvantages
2009年1月4日 星期日
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