Curious about shielding gas, purging & trailing gas? Know the answers!
685 views · Aug 11, 2022
Visit Channel: publisher-humix
 What is Gas shielding in welding? During the welding operation, the air in the welding region is displaced by a shielding gas (either externally supplied or generated by burning of coating from the electrode) in order to avoid contamination of the molten weld pool. This weld contamination is produced mostly by nitrogen, oxygen, and water
Show More

Comments

Recommended Videos
'Video thumbnail for Back Gouging in Welding: What is it and its Symbol'
0:55
play
Back Gouging in Welding: What is it and its Symbol
553 views · Aug 8, 2022
'Video thumbnail for Difference between welding pass, weld bead and welding layer'
4:31
play
Difference between welding pass, weld bead and welding layer
3K views · Aug 18, 2022
'Video thumbnail for What is MIG welding?, MIG-MAG Welding.'
14:17
play
What is MIG welding?, MIG-MAG Welding.
664 views · Jun 18, 2022
'Video thumbnail for WHAT IS TIG WELDING?'
13:56
play
WHAT IS TIG WELDING?
3K views · Jun 18, 2022
'Video thumbnail for Welding Porosity- How to hide'
0:15
play
Welding Porosity- How to hide
505 views · Aug 22, 2022
'Video thumbnail for SMAW welding or shielded metal arc welding full training video for CWI, CSWIP & IWE course'
14:34
play
SMAW welding or shielded metal arc welding full training video for CWI, CSWIP & IWE course
4K views · Jun 18, 2022
'Video thumbnail for Sealing Black Iron Pipe Joints'
1:56
play
Sealing Black Iron Pipe Joints
178 views · Sep 6, 2022
'Video thumbnail for Top 20 Welder Interview Questions and Answers for 2022'
14:34
play
Top 20 Welder Interview Questions and Answers for 2022
121 views · Aug 11, 2022
'Video thumbnail for Welcome to Material Welding- Your only one place for FREE TRAINING'
0:27
play
Welcome to Material Welding- Your only one place for FREE TRAINING
368 views · May 21, 2022