Jan 042014

Scheme of the cracks in welded joints according to size, propagation and cause

scheme of the welded joints

Types of Failures in Fusion Welded Joints


a-longitudinal crack
b – transverse crack
c – pore
d – wormhole
e – localised porosity
f – linear porosity
g – shrinkage cavity
h – slag inclusion
i – incomplete penetration
j – lack of inter-run fusion
k – lack of sidewall fusion
l – root notch
m – reinforcement
n – penetration bead
o – incompletely filled groove
p – overlap
q – edge misalignment 

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