Cause: Dirty Weld Stampings/Materials

A workpiece surface that is not free of substances that will degrade the welding operation.

Description 

Dirty material or surface contaminants can have high electrical resistances. This is usually an inconsistent condition on the workpiece and can produce variations in the welding process.

Detection 

The condition may be indicated by:

Significance 

Quality, Workplace Issues, Cost, Downtime, Maintenance, Throughput (cycle time; PPH), are all potentially affected by this condition.

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