Checking The Quality Of The Weld; Carrying Out Visual Inspection - HBS Pegasar 500 accu Insulation Operating Manual

13 Checking the Quality of the Weld

13 Checking the Quality of the Weld
You can check the quality of the weld by means of a visual inspection and a bending
test.
The number and type or method of the tests to be performed and the acceptance
criteria are defined in respective standards for quality demands.
13.1

Carrying out Visual Inspection

‹ Carry out a visual inspection on all welding elements.
Condition
Good welded joint
Low spatters around the weld without
outer flaws
The weld pool forms a collar around
the flange of about 1 - 1.5 mm
Gap between flange and workpiece
Many spatters around the weld
One-sided weld pool
One-sided spatter collar
Weld pool came out on one side
50
Visual Inspection
Possible cause
Correct parameters
Weld energy too low
Plunging speed too low
Insufficient support of parent
material
Weld energy too high
Insufficient plunging speed
Effect of arc blow
Unsymmetric ground connection
Welding gun put at an angle
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Corrective actions
none
Increase weld energy
Correct plunging speed
Provide support
Reduce weld energy
Increase plunging speed
Take care for symmetrical
ground connection
Put welding gun vertically to
the workpiece