Welding Procedure Test

용접시공시험

Welding Wire

용접용 와이어

Welding Flux

용접용 플럭스

Welding Stress

용접응력

Welded Joint

용접이음

Welding Current

용접전류

Welding Jig

용접지그

Weld Size

용접치수

Welding Torch, Blow Pipe

용접토치

Welding Head

용접헤드