1 of 9

เทคโนโลยีการเชื่อม�welding technology

Mr.Kamnoon Boorana

Welding 🙴 NDT

2 of 9

  • General properties of metals
  • Steel production process
  • Diffusion of atoms
  • Iron-Carbide Balance Diagram
  • The influence of heat on welding work
  • HAZ

​

​

Welding 🙴 NDT

3 of 9

Welding process

  • SMAW
  • FCAW
  • GTAW
  • GMAW
  • SAW

​

Welding 🙴 NDT

4 of 9

Welding of joint

  • Butt joint
  • Lap joint
  • Corner joint
  • Edge joint
  • Tee joint

​

​

Welding 🙴 NDT

5 of 9

Welding 🙴 NDT

6 of 9

Welding Position

  • Flat Position
  • Horizontal Position
  • Vertical Position
  • Overhead Position

​

Welding 🙴 NDT

7 of 9

Welding 🙴 NDT

8 of 9

Welding 🙴 NDT

9 of 9

Welding symbol

​