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7/25/2019 6-RT 4a (Graph)
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7/25/2019 6-RT 4a (Graph)
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Copyright 2003 TWI Ltd
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Lack of root fusionLack of root penetration
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Misalignment Misalignment/Lack of root fusion
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Concave root Excessive root penetration
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Burn throughBurn through + LOR
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Cap undercutCap undercut
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Root undercut !ncomplete filled groove
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"ransverse crack"ransverse crack
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Longitudinal crackLongitudinal crack
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#tar crackCrater crack
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$%& crack Root crack
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#pot 'eld gas #pot 'eld crack
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Elongated slag lines!nterpass slag inclusions
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#lag inclusion #lag inclusions
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Lack of side 'all fusion 'ith slag
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Lack of side 'all fusionLack of interpass fusion
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Root pass aligned porosityCluster porosity
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#ingle gas poreorosity open to the surface
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$erring (one porosity$erring (one porosity
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oor root profileExcess cap reinforcement
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%rc strike #patter
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Copper inclusions"ungsten inclusions
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)e(ris$ard stampings
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%rtifacts%rtifacts
*il # h
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*ilm #cratches
Ch i l M k
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Chemical Marks
Li ht L k
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Light Leaks
#t ti )i h
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#tatic )ischarge
#tatic )ischarge
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#tatic )ischarge
Reticulation
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Reticulation
)iffraction Mottle
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)iffraction Mottle
)ust Lint ,rime Marks
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)ust Lint ,rime Marks
-ater Marks
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-ater Marks
Crimping Marks
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Crimping Marks
.nkno'n %rtifacts
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.nkno'n %rtifacts