15A sus pipe 6G posture and wildcard sharing.

How to do well welding! Senitari

In, out side Flange weld. Field welding

Ultra Fast Welding ?????????????

Carbon Steel 6 "sch80 Filling & Final Welding Part 1

6 "sus 304 pipe 5G posture welding.

The tough road of carbon 6 inch sch80 Root pass welder !!!

ER90s-B9. Alloy pipe welding. 5G Root pass, 2 sch sch 10 Walking the cup

Stainless steel sch40 Low bead approach!

10 "Stainless pipe hanging. Penetration ???

Small pipe 15A (Stainless steel) sch10 Pipe welding video!

SUS sus sch10 Horizontal 2G posture drawing welding !!!

How to Fix Pipe Welding Repair? ? ?

절대 따라하지마세요!!! 호기심의 결과물!!!

Inconel Pipe Welding Method (nicr3)! ! ! ! !

Killing Welding Method! ! Sanitary piping (Senitari)

Carbon Pipe Final Welding Method !!!

Original tungsten trident !!!

ER-70s (carbonpipe) pipe stuffing !!!

Application of TIG Welding Torch !!! ???

(C / S) ¡Ley de gravedad de las tuberías de carbono!

위빙방법의 고찰 ! ! ! (위빙에 정답은 없다.)

"Welding Know-how" Let's become a fast welder!

10 "sus304pipe weld # Argon welding # TIG welding

10 "sus sch10 Back bead image. Nonferrous weld

Pipewelding 차광유리영상.

8 "sus sch10 pipewelding # argon welding

Weaving method that welding is good !!! # TIG welding # Algon welding

2"서스 sus s10 넓은갭 RT용접 !!!

투표!!!!!!! #알곤용접