Group items tagged

Below some welding defects, Roots Defects : Incomplete root penetration, lack of fusion, Excess penetration bead, Root concavity. (suck-back, underwashing), etc

There are some cause and remedies welding defects : Inclusions Cause:Failure to remove slag, Remedies: Clean surface and previous weld bead Cause:Entrapment of refractory oxides, Remedies: Power wire brush the previous bead

Most material products contain residual stresses, often up to yield point. Pipe products, for example, are usually very highly stressed. The tendency to develop residual stresses increases when the heating and cooling are localised.

LAMELLAR TEARING. A step like crack that occurs in thick section tee joints and closed corner joints.