Most People Don’t Know These Welding Basics—Do You?
Why must shielding gas hoses be checked for leaks before welding?
80%
Correct!
Incorrect!
Even small leaks reduce shielding effectiveness and may allow oxygen into the weld zone, weakening weld quality and wasting gas.
Why must shielding gas hoses be checked for leaks before welding?
To avoid gas loss and contamination
To increase arc brightness
To prevent metal warping
To reduce noise
80%
BACK TO TOP
NEXT
BACK TO TOP
NEXT