How long does it take to learn general welder skills?

first, it takes three months to learn the general welder's skills before he can basically master the basic operation skills.

2. 1. Common welding methods (fusion welding; Pressure welding and brazing).

2. Manual arc welding, gas welding and gas cutting, argon arc welding and co2 gas shielded welding.

3. Selection and storage of types of covered electrode, types and uses of welding equipment, and forms of welding joints.

4, the formation principle of weld.

5. Selection of welding position (flat welding, vertical welding, horizontal welding and overhead welding) and welding process parameters (welding current, arc voltage, welding polarity, welding speed, etc.), weld layout and weldment structure, gas welding process and cutting process, gas welding and gas cutting of common metal materials, argon arc welding principle, equipment use and welding technology.

6, welding deformation and stress and its generation and prevention methods.

7. Causes and preventive measures of common welding defects.

8. Welding inspection.

9. Safety regulations for electric welding and gas welding.

1. Understand the welding characteristics and operation points of cast iron, copper, aluminum, titanium and other metals.