Rig Fab Educational Services
Welder’s Handbook
Parts of a Weld
Fillet Weld Definitions
Reinforcement
Toe
Throat Thickness
Leg Length
Effective Throat Thickness
Toe
Heat Affected Zone (H.A.Z) Root Leg Length
Depth of Penetration
Butt Weld Definitions
Toe
Heat Affected Zone (H.A.Z)
Throat Thickness
Reinforcement
Depth of Penetration
Depth of Root Bead “Penetration”
Effective Throat Thickness
(H.A.Z)
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