9-5. Conditions That Affect Weld Bead Shape

.Weld bead shape depends on gun angle, direction of travel, electrode extension (stickout), travel speed, thickness of base metal, wire feed speed (weld current), and voltage.

.The Drag or Pull technique is generally recommended when welding with flux-cored tubular wire.

Push

Perpendicular

Drag or Pull

10°

 

10°

Electrode directed

 

Electrode pointed

ahead of bead

 

back into bead

Direction Of Welding

GUN ANGLES AND WELD BEAD PROFILES

Short

Normal

Long

ELECTRODE EXTENSIONS (STICKOUT)

Short

Normal

Long

FILLET WELD ELECTODE EXTENSIONS (STICKOUT)

Slow

Normal

Fast

GUN TRAVEL SPEED

S-0634

OM-947 Page 33

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Image 37
Hobart Welding Products 125 manual Conditions That Affect Weld Bead Shape, Short Normal Long, Slow Normal