Page 1 Radiographic defectsPage 2 PorosityPage 3 Excessive PenetrationPage 4 Incomplete PenetrationPage 5 Burn ThroughPage 6 Internal ConcavityPage 7 Internal Root UndercutPage 8 Root Pass Aligned PorosityPage 9 Internal Root UndercutPage 10 Lack of Sidewall FusionPage 11 Slag InclusionsPage 12 External UndercutPage 13 External ConcavityPage 14 Miss-matchPage 15 Miss-Match with Lack of penetrationPage 16 Transverse CrackingPage 17 Tungsten Inclusion